UDA1344TSDB NXP Semiconductors, UDA1344TSDB Datasheet
![Audio CODECs AUDIO CODEC W/DSP](/photos/15/63/156373/soic28_sml.jpg)
UDA1344TSDB
Specifications of UDA1344TSDB
Related parts for UDA1344TSDB
UDA1344TSDB Summary of contents
Page 1
DATA SHEET UDA1344TS Low-voltage low-power stereo audio CODEC with DSP features Product specification Supersedes data of 2001 Mar 27 INTEGRATED CIRCUITS 2001 Jun 29 ...
Page 2
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features FEATURES General • Low power consumption • 3.0 V power supply • System clock of 256f , 384f and 512f s s • Supports sampling frequencies from kHz • Non-inverting ADC plus integrated high-pass filter to cancel DC offset • ...
Page 3
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features QUICK REFERENCE DATA SYMBOL PARAMETER Supplies V ADC analog supply voltage DDA(ADC) V DAC analog supply voltage DDA(DAC) V operational amplifier supply voltage DDO V digital supply voltage DDD I ADC analog supply current DDA(ADC) I DAC analog supply current ...
Page 4
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features BLOCK DIAGRAM V DDA(ADC) V SSA(ADC) handbook, full pagewidth 3 0 dB/6 dB VINL SWITCH 10 V DDD 11 V SSD 18 DATAO 16 BCK DATAI 9 MP1 UDA1344TS 26 VOUTL 2001 Jun 29 V ADCP ADC ADC DECIMATION FILTER DC-CANCELLATION FILTER ...
Page 5
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features PINNING SYMBOL PIN DESCRIPTION V 1 ADC analog ground SSA(ADC ADC analog supply voltage DDA(ADC) VINL 3 ADC input left V 4 ADC reference voltage ref(A) VINR 5 ADC input right V 6 ADC negative reference voltage ...
Page 6
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features FUNCTIONAL DESCRIPTION The UDA1344TS accommodates slave mode only, this means that in all applications the system devices must provide the system clock. The system clock must be locked in frequency to the digital interface input signals. ...
Page 7
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features Mute (ADC) On recovery from power-down or switching on of the system clock, the serial data output on pin DATAO is held at LOW level until valid data is available from the decimation filter. This time depends on whether the DC-cancellation filter is selected: • ...
Page 8
WS LEFT > BCK DATA MSB B2 MSB S-BUS FORMAT WS LEFT > BCK DATA MSB B2 LSB MSB B2 MSB-JUSTIFIED FORMAT ...
Page 9
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features Static pin mode The UDA1344TS is set to static pin mode by setting both pins MC1 and MC2 to HIGH level. The controllable features in this mode are: • System clock frequency selection • Data input/output format selection • ...
Page 10
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features L3 mode The UDA1344TS is set to the L3 mode by setting both pins MC1 and MC2 to LOW level. The static pins in this mode are used for: • ADC output overload detection • L3 interface signal input • ...
Page 11
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features L3 INTERFACE The UDA1344TS has a microcontroller input mode. In the microcontroller control mode, all the digital sound processing features and the system controlling features can be controlled by the microcontroller. The controllable features are: • System clock frequency • ...
Page 12
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features handbook, full pagewidth L3MODE t h(L3)A L3CLOCK L3DATA t stp(L3) handbook, full pagewidth L3MODE t su(L3)D L3CLOCK L3DATA WRITE 2001 Jun 29 t CLK(L3)L t CLK(L3)H t su(L3)A t su(L3)DA t h(L3)DA BIT 0 Fig.4 Timing in address mode. t CLK(L3)L T cy(CLK)L3 ...
Page 13
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features handbook, full pagewidth L3MODE L3CLOCK L3DATA L3 interface registers When the data transfer of type ‘status’ is selected, the features system clock frequency, data input format and DC filter can be controlled. Table 14 Data transfer of type ‘status’ ...
Page 14
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features S YSTEM CLOCK FREQUENCY A 2-bit value to select the used external clock frequency. Table 16 System clock frequency settings SC1 SC0 0 0 512f 0 1 384f 1 0 256f 1 1 not used D ATA INPUT FORMAT A 3-bit value to select the used data format. ...
Page 15
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features T REBLE A 2-bit value to program the treble setting. The used set depends on the mode bits M1 and M0. Table 21 Treble settings TREBLE SETTING TR1 TR0 FLAT (dB EMPHASIS A 2-bit value to enable the digital de-emphasis filter. ...
Page 16
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 60134). SYMBOL PARAMETER V digital supply voltage DDD T maximum crystal temperature xtal(max) T storage temperature stg T ambient temperature amb V electrostatic handling voltage es I latch-up protection current ...
Page 17
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features SYMBOL PARAMETER Digital inputs V HIGH-level input voltage IH V LOW-level input voltage IL ⎪I ⎪ input leakage current LI C input capacitance i Digital outputs V HIGH-level output voltage OH V LOW-level output voltage OL Three-level inputs: pins MP2 and MP4 ...
Page 18
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features AC CHARACTERISTICS 3 kHz; T DDD DDA DDO i specified. SYMBOL Analog-to-digital converter V input voltage (RMS value) i(rms) ΔV unbalance between channels i (THD + N)/S total harmonic distortion-plus-noise to signal ratio S/N signal-to-noise ratio α channel separation ...
Page 19
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features TIMING 2 DDD DDA DDO otherwise specified. SYMBOL PARAMETER System clock input (see Fig.7) T system clock cycle time sys t system clock HIGH time CWH t system clock LOW time CWL Serial interface input/output data (see Fig.8) ...
Page 20
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features t CWH handbook, full pagewidth T sys handbook, full pagewidth WS t BCKH t r BCK T cy(BCK) DATAO DATAI 2001 Jun 29 t CWL Fig.7 System clock timing. t h(WS su(WS) t BCKL t d(DATAO-WS) Fig.8 Serial interface timing. ...
Page 21
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features APPLICATION INFORMATION BLM32A07 L2 BLM32A07 C12 C11 100 μF 100 μF ground (16 V) (16 V) R30 system clock 47 Ω overload flag X4 C1 left input 47 μF ( right input 47 μF (16 V) 2001 Jun 29 V DD1 ...
Page 22
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features PACKAGE OUTLINE SSOP28: plastic shrink small outline package; 28 leads; body width 5 pin 1 index 1 e DIMENSIONS (mm are the original dimensions) A UNIT max. 0.21 1. 0.25 0.05 1.65 Note 1. Plastic or metal protrusions of 0.2 mm maximum per side are not included. ...
Page 23
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features SOLDERING Introduction to soldering surface mount packages 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” (document order number 9398 652 90011). ...
Page 24
... NXP Semiconductors Low-voltage low-power stereo audio CODEC with DSP features Suitability of surface mount IC packages for wave and reflow soldering methods PACKAGE BGA, HBGA, LFBGA, SQFP, TFBGA HBCC, HLQFP, HSQFP, HSOP, HTQFP, HTSSOP, HVQFN, SMS (3) PLCC , SO, SOJ LQFP, QFP, TQFP SSOP, TSSOP, VSO Notes 1 ...
Page 25
... In no event shall NXP Semiconductors be liable for any indirect, incidental, punitive, special or consequential damages (including - without limitation - lost profits, lost savings, business interruption, costs related to the ...
Page 26
... NXP Semiconductors’ specifications such use shall be solely at customer’s own risk, and (c) customer fully indemnifies NXP Semiconductors for any liability, damages or failed product claims resulting from customer design and use of the product for automotive applications beyond NXP Semiconductors’ ...
Page 27
... Interface, Security and Digital Processing expertise Customer notification This data sheet was changed to reflect the new company name NXP Semiconductors, including new legal definitions and disclaimers. No changes were made to the technical content, except for package outline drawings which were updated to the latest version. ...