TDA9875AH/V2,557 NXP Semiconductors, TDA9875AH/V2,557 Datasheet
TDA9875AH/V2,557
Specifications of TDA9875AH/V2,557
TDA9875AHBG
TDA9875AHBG
Available stocks
Related parts for TDA9875AH/V2,557
TDA9875AH/V2,557 Summary of contents
Page 1
DATA SHEET TDA9875A Digital TV Sound Processor (DTVSP) Product specification Supersedes data of 1998 Aug 13 File under Integrated Circuits, IC02 INTEGRATED CIRCUITS 1999 Dec 20 ...
Page 2
Philips Semiconductors Digital TV Sound Processor (DTVSP) CONTENTS 1 FEATURES 1.1 Demodulator and decoder section 1.2 DSP section 1.3 Analog audio section 2 GENERAL DESCRIPTION 2.1 Supported standards 3 ORDERING INFORMATION 4 BLOCK DIAGRAM 5 PINNING 6 FUNCTIONAL DESCRIPTION 6.1 ...
Page 3
Philips Semiconductors Digital TV Sound Processor (DTVSP) 1 FEATURES 1.1 Demodulator and decoder section Sound IF (SIF) input switch e.g. to select between terrestrial TV SIF and SAT SIF sources SIF AGC with 24 dB control range SIF 8-bit Analog-to-Digital ...
Page 4
Philips Semiconductors Digital TV Sound Processor (DTVSP) 2.1 NALOG CARRIER SYSTEMS Table 1 Frequency modulation CARRIER SOUND STANDARD FREQUENCY SYSTEM M mono 4.5 M A2+ 4.5/4.724 B/G A2 5.5/5.742 I mono 6.0 D/K A2 6.5/6.742 D/K A2* 6.5/6.258 ...
Page 5
Philips Semiconductors Digital TV Sound Processor (DTVSP) 2.1.3 S ATELLITE SYSTEMS An important specification for satellite TV reception is the ‘Astra specification’ . The TDA9875A is suited for the reception of Astra and other satellite signals. Table 4 FM satellite ...
Page 6
Philips Semiconductors Digital TV Sound Processor (DTVSP) 4 BLOCK DIAGRAM handbook, full pagewidth 9 ( (12 (59) ADDR1 13 (5) ADDR2 4 (60) SCL 5 (61) SDA 18 (10) XTALI 19 (11) XTALO 21 (13) SYSCLK ...
Page 7
Philips Semiconductors Digital TV Sound Processor (DTVSP) 5 PINNING PIN SYMBOL TDA9875A TDA9875AH PCLK 1 NICAM 2 ADDR1 3 SCL 4 SDA SSA1 V 7 DEC1 I 8 ref P1 9 SIF2 ref1 SIF1 ...
Page 8
Philips Semiconductors Digital TV Sound Processor (DTVSP) PIN SYMBOL TDA9875A TDA9875AH V 39 ref( ref(n) i. SSA2 i. ref2 SCOR1 47 SCOL1 SSD2 V 50 ...
Page 9
Philips Semiconductors Digital TV Sound Processor (DTVSP) handbook, halfpage 1999 Dec 20 PCLK DDD2 NICAM 2 63 LOR ADDR1 3 62 LOL SCL 4 61 MOL SDA 5 60 MOR V SSA1 DDA V ...
Page 10
Philips Semiconductors Digital TV Sound Processor (DTVSP) handbook, full pagewidth P1 1 SIF2 2 V ref1 3 SIF1 4 ADDR2 5 V SSD1 6 V DDD1 7 CRESET 8 V SSD4 9 XTALI 10 XTALO SYSCLK 13 ...
Page 11
Philips Semiconductors Digital TV Sound Processor (DTVSP) 6 FUNCTIONAL DESCRIPTION 6.1 Demodulator and decoder section 6.1.1 SIF INPUT Two input pins are provided: SIF1 e.g. for terrestrial TV and SIF2 e.g. for a satellite tuner. For higher SIF signal levels ...
Page 12
Philips Semiconductors Digital TV Sound Processor (DTVSP) 6.1.8 NICAM - AUTO MUTE This function is enabled by setting bit AMUTE to logic 0 (see Section 10.3.11). Upper and lower error limits may be defined by writing appropriate values to two ...
Page 13
Acrobat reader. white to force landscape pages to be ... LEVEL ADJUST from ADC FILTER ...
Page 14
Philips Semiconductors Digital TV Sound Processor (DTVSP) 6.2.1 L EVEL SCALING All input channels to the digital crossbar switch (except for the loudspeaker feedback path) are equipped with a level adjust facility to change the signal level in a range ...
Page 15
Philips Semiconductors Digital TV Sound Processor (DTVSP) The beeper volume is adjustable with respect to full-scale between 0 and 93 dB with 3 dB resolution. The beeper is not effected by mute. Soft mute provides a mute ability in addition ...
Page 16
Philips Semiconductors Digital TV Sound Processor (DTVSP) 6.2.13 E XPERT MODE The TDA9875A provides a special expert mode that gives direct write access to the internal Coefficient RAM (CRAM) of the DSP. It can be used to create user-defined characteristics, ...
Page 17
Philips Semiconductors Digital TV Sound Processor (DTVSP) FUNCTION General 2 2 Level adjust I S1 and I S2 inputs 2 2 Level adjust I S1 and I S2 outputs Level adjust analog crossbar path Level adjust audio ADC outputs Level ...
Page 18
Philips Semiconductors Digital TV Sound Processor (DTVSP) 6.3.1 A NALOG CROSSBAR SWITCH AND ANALOG MATRIX There are a number of analog input and output ports with the TDA9875A (see Figs 6 and 8). Analog source selector switches are employed to ...
Page 19
Philips Semiconductors Digital TV Sound Processor (DTVSP) 6.3.5 L INE OUTPUT The line output can provide an unprocessed copy of the audio signal in the loudspeaker channels. This can be either an external signal that comes from the dual audio ...
Page 20
Acrobat reader. white to force landscape pages to be ... SCART 1 SCART 2 external mono FM/AM FM/AM ADAPTIVE FIXED part DEMODULATOR DE-EMPHASIS DE-EMPHASIS ...
Page 21
Philips Semiconductors Digital TV Sound Processor (DTVSP) 7 LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL V DC supply voltage DD V voltage differences between two voltage on any other pin n ...
Page 22
Philips Semiconductors Digital TV Sound Processor (DTVSP) 9 CHARACTERISTICS V = 300 mV; AGCOFF = 0; AGCSLOW = 0; AGCLEV = 0; level and gain settings in accordance with note 1; SIF(p- ...
Page 23
Philips Semiconductors Digital TV Sound Processor (DTVSP) SYMBOL PARAMETER Power fail detector V power fail threshold voltage th(pf) Digital inputs and outputs I NPUTS CMOS level input, pull-down (pins TEST1 and TEST2) V LOW-level input voltage IL V HIGH-level input ...
Page 24
Philips Semiconductors Digital TV Sound Processor (DTVSP) SYMBOL PARAMETER SIF1 and SIF2 analog inputs V maximum composite SIF input SIF(max)(p-p) voltage for clipping (peak-to-peak value) V minimum composite SIF input SIF(min)(p-p) voltage for lower limit of AGC (peak-to-peak value) AGC ...
Page 25
Philips Semiconductors Digital TV Sound Processor (DTVSP) SYMBOL PARAMETER dual signal channel separation note 5 cs(dual) stereo channel separation cs(stereo) AM suppression for FM AM S/N AM demodulation DENTIFICATION FOR SYSTEMS mod pilot modulation for p identification ...
Page 26
Philips Semiconductors Digital TV Sound Processor (DTVSP) SYMBOL PARAMETER Analog audio outputs OUDSPEAKER AIN AND HEADPHONE V clipping level output voltage o(clip)(rms) (RMS value) R output resistance load resistance L(AC load resistance ...
Page 27
Philips Semiconductors Digital TV Sound Processor (DTVSP) SYMBOL PARAMETER Audio performance THD + N total harmonic distortion plus noise S/N signal-to-noise ratio crosstalk attenuation ct channel separation cs G gain from SCART-to-SCART A with 3 dB input voltage divider Crystal ...
Page 28
Philips Semiconductors Digital TV Sound Processor (DTVSP) SYMBOL PARAMETER X adjustment tolerance J X drift D X ageing A Notes 1. Definitions of levels and level setting: a) The full-scale level for analog audio signals is 1.4 V (RMS). b) ...
Page 29
Acrobat reader. white to force landscape pages to be ... Table 7 Level setting FM, AM and NICAM (full-scale) = 1.4 ...
Page 30
Acrobat reader. white to force landscape pages to be ... Table 8 Level setting SAT (full-scale) = 1.4 V (RMS) ...
Page 31
Philips Semiconductors Digital TV Sound Processor (DTVSP C-BUS CONTROL 10.1 Introduction The TDA9875A is fully controlled via the I is exercised by writing data to one or more internal registers. Status information can be read from an ...
Page 32
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3 Slave receiver mode As a slave receiver, the TDA9875A provides 46 registers for storing commands and data. These registers are accessed via so-called subaddresses. A subaddress can be thought ...
Page 33
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 13 Overview of the slave receiver registers SUBADDRESS (DECIMAL) MSB ...
Page 34
Philips Semiconductors Digital TV Sound Processor (DTVSP) SUBADDRESS (DECIMAL) MSB The following sub-sections provide a detailed ...
Page 35
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 15 Gain control bits MSB 0/1 ...
Page 36
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.2 G ENERAL CONFIGURATION REGISTER Table 16 Subaddress 1 (note 1) BIT NAME VALUE 7 (MSB) P2OUT 6 P1OUT 5 STDBY INIT CLRPOR AGCSLOW ...
Page 37
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.3 M ONITOR SELECT REGISTER This register is used to define the signal source, the level of which monitored, and if the peak level monitored. Peak level ...
Page 38
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3 ARRIER FREQUENCY REGISTER The three bytes together constitute a 24-bit frequency control word to represent the sound carrier (i.e. mixer) frequency in accordance with the following formula mix ...
Page 39
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3 ARRIER FREQUENCY REGISTER Same as for sound carrier 1, except for subaddresses (subaddresses 6 to 8). If the carrier 2 frequency register is used, it will be for either the ...
Page 40
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 24 Channel 2 receive mode 10.3 EMPHASIS REGISTER This register is used to select the proper de-emphasis characteristics as appropriate for ...
Page 41
Philips Semiconductors Digital TV Sound Processor (DTVSP 10.3.8 FM MATRIX REGISTER This register is used to select the proper dematrixing characteristics as appropriate for the standard of the received carrier and the ...
Page 42
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3 CHANNEL LEVEL ADJUST REGISTER This register is used to correct for standard and station-dependent differences of signal levels. Table 30 applies to sound carrier 1. Table 30 Subaddress 12 MSB ...
Page 43
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3. CHANNEL LEVEL ADJUST REGISTER This register is used to correct for standard and station-dependent differences of signal levels. Table 31 applies to sound carrier 2 in its FM and AM ...
Page 44
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.11 NICAM CONFIGURATION REGISTER The decision of whether auto-muting is permitted shall be taken by the controlling microcontroller based on information contained in the TDA9875A’s status registers. Thus, it depends on the strategy ...
Page 45
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.12 NICAM LEVEL ADJUST REGISTER This register is used to correct for standard and station-dependent differences of signal levels. Table 33 applies to both NICAM sound outputs. Table 33 Subaddress 15 (note 1) ...
Page 46
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.13 NICAM LOWER ERROR LIMIT REGISTER When the auto-mute function is enabled (bit AMUTE in the NICAM configuration register) and the NICAM bit error count is lower than the value contained in this ...
Page 47
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.15 A UDIO MUTE CONTROL REGISTER When any of these bits are set to logic 1, the corresponding pair of output channels will be muted. A bit set to logic 0 allows normal ...
Page 48
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 37 Subaddress 19 (note 1) BIT NAME VALUE 7 (MSB) DACGAIN2 DACGAIN1 (LSB) B0 Note 1. The default setting at ...
Page 49
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.17 SCART 1 OUTPUT SELECT REGISTER This register is used to define both the signal source to be output at SCART 1 and the output channel selector mode. Table 41 Subaddress 20 (note ...
Page 50
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.18 SCART 2 OUTPUT SELECT REGISTER This register is used to define both the signal source to be output at SCART 2 and the output channel selector mode. Table 44 Subaddress 21 (note ...
Page 51
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.19 L INE OUTPUT SELECT REGISTER By definition, the line output conveys the same signal as the Main (loudspeaker) channel, but in a non-processed form. This register is used to characterize the signal ...
Page 52
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.20 ADC OUTPUT SELECT REGISTER This register is used to define the signal source for the ADC. There is no output channel selector, because all digital signal sinks of the ADC have their ...
Page 53
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 51 ADC level adjust (note ...
Page 54
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.21 M AIN CHANNEL SELECT REGISTER This register is used to define both the signal source to be processed in the Main (loudspeaker) channel and the mode of the digital matrix for signal ...
Page 55
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.22 A UDIO EFFECTS REGISTER Switching the AVL off will reset the associated hardware to a defined state. When the signal source for the Main channel is changed while the AVL is on, ...
Page 56
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.23 V OLUME CONTROL REGISTERS These two registers control the volume setting of the Main (loudspeaker) channel. The register at subaddress 26 applies to the left channel signal, while the register at subaddress ...
Page 57
Philips Semiconductors Digital TV Sound Processor (DTVSP) MSB ...
Page 58
Philips Semiconductors Digital TV Sound Processor (DTVSP) MSB ...
Page 59
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.24 C ONTOUR CONTROL REGISTER This register is used to apply the contour or loudness function (physiological volume control) to the left and right signal channels of the Main channel by means of ...
Page 60
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.25 B ASS CONTROL REGISTER This register is used to apply bass control to the left and right signal channels of the Main channel. Table 61 Subaddress 29 MSB ...
Page 61
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.26 T REBLE CONTROL REGISTER This register is used to apply treble control to the left and right signal channels of the Main channel. Table 62 Subaddress 30 MSB ...
Page 62
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.27 A UXILIARY CHANNEL SELECT REGISTER This register is used to define both the signal source to be processed in the Auxiliary (headphone) channel and the mode of the digital matrix for signal ...
Page 63
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.28 V OLUME CONTROL REGISTERS These two registers control the volume setting of the Auxiliary (headphone) channel. The register at subaddress 32 applies to the left channel signal, while the register at subaddress ...
Page 64
Philips Semiconductors Digital TV Sound Processor (DTVSP) MSB ...
Page 65
Philips Semiconductors Digital TV Sound Processor (DTVSP) MSB ...
Page 66
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.29 B ASS CONTROL REGISTER This register is used to apply bass control to the left and right signal channels of the Auxiliary channel. Table 67 Subaddress 34 MSB ...
Page 67
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.30 T REBLE CONTROL REGISTER This register is used to apply treble control to the left and right signal channels of the Auxiliary channel. Table 68 Subaddress 35 MSB ...
Page 68
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.31 F EATURE INTERFACE CONFIGURATION REGISTER Table 69 Subaddress 36 (note 1) BIT NAME VALUE 7 (MSB SYSCL1 3 SYSCL0 2 SYSOUT 1 0 ...
Page 69
Philips Semiconductors Digital TV Sound Processor (DTVSP) 2 10.3. OUTPUT SELECT REGISTER This register is used to define both the signal source to be output at I selection. Table 71 Subaddress 37 (note 1) BIT NAME VALUE 7 ...
Page 70
Philips Semiconductors Digital TV Sound Processor (DTVSP) 2 10.3. INPUT LEVEL ADJUST REGISTER This register is used to adjust the input level at the I Table 74 Subaddress 38 MSB ...
Page 71
Philips Semiconductors Digital TV Sound Processor (DTVSP) 2 10.3. OUTPUT LEVEL ADJUST REGISTER This register is used to adjust the output level at the I Table 75 Subaddress 39 MSB ...
Page 72
Philips Semiconductors Digital TV Sound Processor (DTVSP) 2 10.3. OUTPUT SELECT REGISTER This register is used to define both the signal source to be output at I selection. Table 76 Subaddress 40 (note 1) BIT NAME VALUE 7 ...
Page 73
Philips Semiconductors Digital TV Sound Processor (DTVSP) 2 10.3. INPUT LEVEL ADJUST REGISTER This register is used to adjust the input level at the I Table 79 Subaddress 41 MSB ...
Page 74
Philips Semiconductors Digital TV Sound Processor (DTVSP) 2 10.3. OUTPUT LEVEL ADJUST REGISTER This register is used to adjust the output level at the I Table 80 Subaddress 42 MSB ...
Page 75
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.38 B EEPER FREQUENCY CONTROL REGISTER This register is used to select from sample beeper oscillator frequencies. The beeper output signal is added to the Main and Auxiliary channel output DAC. Due to ...
Page 76
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 82 Subaddress 44 MSB ...
Page 77
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.3.40 B ASS BOOST CONTROL REGISTER This register is used to select from a few sample bass boost settings to modify the frequency characteristics of the Main channel (shelving filter). Bits B3 to ...
Page 78
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 85 Gain setting left channel ...
Page 79
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.4 Slave transmitter mode As a slave transmitter, the TDA9875A provides 13 registers with status information and data, a part of which is for Philips internal purposes only. These registers can be accessed ...
Page 80
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 89 Overview of the slave transmitter registers (note 1) SUBADDRESS (DECIMAL) MSB ...
Page 81
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.4.1 D EVICE STATUS REGISTER Table 90 Subaddress 0 BIT NAME VALUE 7 (MSB) P2IN 6 P1IN 5 RSSF AMSTAT VDSP IDDUA 1 IDSTE ...
Page 82
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.4.2 NICAM STATUS REGISTER The TDA9875A does not support the Extended Control Modes. Therefore, the program of the first sound carrier (i.e. FM mono or AM) is selected for reproduction in case bit ...
Page 83
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.4.4 A DDITIONAL DATA REGISTERS These two bytes provide information on the additional data bits. Table 93 Subaddress 3 BIT NAME VALUE 7 (MSB) AD7 6 AD6 5 AD5 4 AD4 3 AD3 ...
Page 84
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.4 EVEL READ OUT REGISTERS These two bytes constitute a word that provides data from a location that has been specified with the monitor select register. The most significant byte of ...
Page 85
Philips Semiconductors Digital TV Sound Processor (DTVSP) 10.4 EST REGISTER This register contains binary number, the highest subaddress used for slave transmitter (status) registers. Table 99 Subaddress 253 MSB ...
Page 86
Philips Semiconductors Digital TV Sound Processor (DTVSP) Table 102 General format for entering the expert mode and writing coefficients into the TDA9875A S SLAVE 0 ACK ADDRESS Table 103 Explanation of Table 102 BIT S SLAVE ADDRESS 0 ACK 10000000 ...
Page 87
Philips Semiconductors Digital TV Sound Processor (DTVSP S-BUS DESCRIPTION The feature interface of the TDA9875A contains two serial audio inputs and outputs and associated clock signals. It can be used to supply, for example, audio signals from ...
Page 88
Philips Semiconductors Digital TV Sound Processor (DTVSP) handbook, full pagewidth SCK WS SD LSB MSB handbook, full pagewidth SCK WS SD LSB MSB 1999 Dec 20 LSB one sample S-bus format. LSB one sample b. MSB-aligned format. ...
Page 89
Philips Semiconductors Digital TV Sound Processor (DTVSP) 12 APPLICATION INFORMATION handbook, full pagewidth C1 4 SIFSAT SIFTV 1.5 24.576 MHz C7 470 nF C8 470 nF The pin numbers given ...
Page 90
Philips Semiconductors Digital TV Sound Processor (DTVSP) handbook, full pagewidth POWER 100 R2 100 C2 470 SIFSAT SIFTV ...
Page 91
Philips Semiconductors Digital TV Sound Processor (DTVSP) 13 PACKAGE OUTLINES SDIP64: plastic shrink dual in-line package; 64 leads (750 mil pin 1 index 1 DIMENSIONS (mm are the original dimensions UNIT max. ...
Page 92
Philips Semiconductors Digital TV Sound Processor (DTVSP) QFP64: plastic quad flat package; 64 leads (lead length 1.6 mm); body 2 pin 1 index DIMENSIONS (mm are the ...
Page 93
Philips Semiconductors Digital TV Sound Processor (DTVSP) 14 SOLDERING 14.1 Introduction This text gives a very brief insight to a complex technology. A more in-depth account of soldering ICs can be found in our “Data Handbook IC26; Integrated Circuit Packages” ...
Page 94
Philips Semiconductors Digital TV Sound Processor (DTVSP) 14.4 Suitability of IC packages for wave, reflow and dipping soldering methods MOUNTING Through-hole mount DBS, DIP, HDIP, SDIP, SIL Surface mount BGA, SQFP HLQFP, HSQFP, HSOP, HTQFP, HTSSOP, SMS (4) PLCC , ...
Page 95
Philips Semiconductors Digital TV Sound Processor (DTVSP) 15 DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product ...
Page 96
Philips Semiconductors – a worldwide company Argentina: see South America Australia: 3 Figtree Drive, HOMEBUSH, NSW 2140, Tel. +61 2 9704 8141, Fax. +61 2 9704 8139 Austria: Computerstr. 6, A-1101 WIEN, P.O. Box 213, Tel. + 101 ...