mc33411a Freescale Semiconductor, Inc, mc33411a Datasheet
mc33411a
Related parts for mc33411a
mc33411a Summary of contents
Page 1
... MCU Interface PLL PLL 2nd # LPF+ VCO + LPF+ VCO + LPF Prescaler Prescaler Motorola, Inc. 1999 Order this document by MC33411A/D BASEBAND SEMICONDUCTOR TECHNICAL DATA 48 1 FTA SUFFIX PLASTIC PACKAGE CASE 932 (LQFP–48) Operating Temperature Package – LQFP–48 ...
Page 2
... LO2– 45 14b Ctr 100 p 5.62 k LO2 Gnd 46 LO2PD LO2 Phase 47 Detect LO2 Gnd 7b A’ 48 Mod Ctl 1 2 FRx MC FRx V CC 0.001 0. MC33411A/B Figure 1. Test Circuit 1.0 1.0 0.1 130 4.99 k 4. cap E Out PAI Gnd PA PAO– PAO ...
Page 3
... Maximum Output Voltage (Increase input voltage until output voltage THD = 5%, then measure output voltage) NOTES: 1. Values specified are pure numbers to the base 10. 2. Typical performance parameters indicate the potential of the device under ideal operating conditions. MOTOROLA RF/IF DEVICE DATA MC33411A/B Symbol Value Unit V CC –0.5 to 6.0 ...
Page 4
... MIC AMP ( 3 Active Mode 1.0 kHz) Open Loop Gain Gain Bandwidth Maximum Output Swing ( kΩ) NOTES: 1. Values specified are pure numbers to the base 10. 2. Typical performance parameters indicate the potential of the device under ideal operating conditions. 4 MC33411A/B Input Measure Pin Pin Symbol Min ...
Page 5
... Output High Voltage ( – 1 mA) Output Low Voltage ( – 0 mA) Maximum Frequency NOTES: 1. Values specified are pure numbers to the base 10. 2. Typical performance parameters indicate the potential of the device under ideal operating conditions. MOTOROLA RF/IF DEVICE DATA MC33411A/B Input Measure Pin Pin Symbol ...
Page 6
... Input Pulse Width MCU Interface Power–Up Delay Output High Voltage ( mA) NOTES: 1. Values specified are pure numbers to the base 10. 2. Typical performance parameters indicate the potential of the device under ideal operating conditions. 6 MC33411A/B Input Measure Pin Pin Symbol Min ...
Page 7
... Current Match, 100 µA mode or 400 µA mode (i.e., 100 x (ABS ( ))) NOTES: 1. Values specified are pure numbers to the base 10. 2. Typical performance parameters indicate the potential of the device under ideal operating conditions. MOTOROLA RF/IF DEVICE DATA MC33411A/B Input Measure Pin Pin ...
Page 8
... Symbol/Type 1 FRx MC (Output) Rx PLL V CC Current Mode Rx PLL FRx PLL (Input FRx NOTE: 1. All V CC pins must be within 0 each other. 8 MC33411A/B Input Measure Pin Pin Symbol LO2PD I oz LO2Ctl I il LO2Ctl I ih LO2Ctl V range V out PIN FUNCTION DESCRIPTION Description Modulus Control Output for the Rx PLL section ...
Page 9
... Same as Pin 2. (Input) 9 FTx MC Tx PLL V CC (Output) Current Mode NOTE: 1. All V CC pins must be within 0 each other. MOTOROLA RF/IF DEVICE DATA MC33411A/B (continued) Description Supply pin for the Rx PLL section. Allowable range is 2.7 to 5.5 V and must be within 0 all other pins ...
Page 10
... PCB. This output also Clk Out functions as the output for the counter test modes. 1) For the MC33411A the Clk Out can be disabled via the MCU interface. 2) For the MC33411B this output is always active (on). Ground for the Data, MCU Clk Out, and F ref Out digital Outputs ...
Page 11
... A crystal (4 to 18.25 MHz) may be connected as shown external frequency source may be capacitor coupled to Pin 15. See text for crystal 100 F ref Out requirements For the MC33411A the F ref Out can be disabled via the MCU interface. 2) For the MC33411B this output is always active Tx PLL (on ...
Page 12
... (Input) 28 Audio Power NOTE: 1. All V CC pins must be within 0 each other. 12 MC33411A/B (continued) Description the compressor input. This pin is internally biased and has an input impedance of 12.5 kΩ must be ac–coupled. 12 Supply input for the audio section, filters, A/D Converters, and Data Slicer ...
Page 13
... Out (Output) NOTE: 1. All V CC pins must be within 0 each other. MOTOROLA RF/IF DEVICE DATA MC33411A/B (continued) Description Output of the second power amplifier. This amplifier Audio is set for unity inverting gain and is driven by PAO– Maximum swing is 2 and maximum output current is > ...
Page 14
... LO2 Out (Output) 42 LO2 V CC (Input) 42 LO2 Section NOTE: 1. All V CC pins must be within 0 each other. 14 MC33411A/B (continued) Description Voltage input to RSSI A/D converter. Full scale 1.6 V. Input to the Rx Audio Path. Input impedance is 600 kΩ. Input signal must be capacitor coupled RC Network V B ...
Page 15
... LO2 PLL LO2 Gnd NOTE: 1. All V CC pins must be within 0 each other. MOTOROLA RF/IF DEVICE DATA MC33411A/B (continued) Description The 2nd LO. External tank components are required. The internal capacitance across the pins is adjustable from 0 to 7.6 pF for fine tuning LO2 LO2 performance with bits 7/20– ...
Page 16
... Bits 5/14–11 indicates register 5, bits 14 through 11. Please refer to Figure 1. General Circuit Description The MC33411A low power baseband IC designed to interface with the MC13145 UHF Wideband Receiver and MC13146 Transmitter for applications up to 2.0 GHz. The devices are primarily designated to be used for 900 MHz ISM band in a CT– ...
Page 17
... 3.6 V 640 620 600 – DEGREES ( C) MCU Clock Output Frequency (Active Mode) 12.5 12.3 12.1 11.9 11.7 11.5 30 MOTOROLA RF/IF DEVICE DATA MC33411A/B Figure 5. Supply Current versus Supply Voltage (Active Mode 4.7 5.1 5.5 2.7 3.1 Figure 7. Supply Current versus Temperature Normalized (Receive & Active Mode ...
Page 18
... It is controlled with bits 7/9–5 as shown in Table 1. The effect of the gain setting under various ALC/Limiter On/Off settings is shown in Figure 9. The Low–Pass Filter before the gain stage is a switched capacitor filter with a corner frequency at 3.7 kHz. This 18 MC33411A/B Gain Control Gain Control Gain Bit #6 Bit #5 Ctl # < ...
Page 19
... 3.6 V 135 –10 dBV 45 0 –45 –90 –135 –180 100 1000 f, FREQUENCY (Hz) MOTOROLA RF/IF DEVICE DATA MC33411A/B Gain versus Frequency (Inband) 5.0 0 –5.0 –10 –15 –20 –25 ALC Off, Limiter On –30 –35 – 3 – –10 dBV – ...
Page 20
... Distortion –40 –60 –50 –40 –30 –20 –10 MCI VOLTAGE (dBV) 20 MC33411A/B Figure 16. Tx Audio Compressor Response (Distortion & Amplitude, ALC off, Lim off 3.6 V –5 R6 – –2.5 dBV, –15 V out = –10 dBV –20 – ...
Page 21
... MOTOROLA RF/IF DEVICE DATA MC33411A/B Figure 22. Tx Output Audio Response 4 3.6 V –5 3.0 –10 –15 2.0 –20 –25 1.0 –30 –35 0 – –60 –50 –40 The gain stage provides gain adjustment in 1.0 dB steps, measured from Pin 38 to 36. Bits 7/4– ...
Page 22
... Bit #13 Bit # MC33411A/B Gain Control Gain Control Gain Bit #1 Bit #0 Ctl # ...
Page 23
... Figure 27. Rx Audio Out Gain versus Frequency (Wideband –10 –20 –30 –40 –50 –60 –70 –80 –90 –100 100 1000 10000 f, FREQUENCY (Hz) MOTOROLA RF/IF DEVICE DATA MC33411A/B Figure 24. E Out Maximum Output Voltage 1 3 1.2 1.0 0.8 0.6 0.4 7.0 9.0 11 –14 –10 Figure 26. Rx Audio Out Gain 0.3 0.2 0.1 0 – ...
Page 24
... Expander Transfer –35 –45 Distortion –55 –65 –40 –35 –30 –25 –20 – VOLTAGE (dBV) 24 MC33411A –10 –20 –30 –40 –50 – 3 – –20 dBV –80 SCF Clk = 2.5 MHz –90 SCF Corner = 57 kHz – ...
Page 25
... V CC (V) MOTOROLA RF/IF DEVICE DATA MC33411A/B can be used for frequency shaping. The pins’ dc level is VB (≅1.5 V). The Mute switch, controlled with bit 6/0, will provide muting with a 50 kΩ feedback resistor. The amount of muting will depend on the value of the feedback resistor. ...
Page 26
... Gm F ref In F ref Out Xtal MC33411A/B Figure 36. Reference Oscillator Input and Output Impedance Input Impedance ( Output Impedance ( Figures 37 and 38 show a typical gain/phase response of the oscillator. Load capacitance ( equivalent series resistance (ESR), and even supply voltage will have an effect on the oscillator response as shown in Figures 39 and 40 ...
Page 27
... TOTAL ESR (Ω) Figure 41. Maximum ESR versus Crystal Load Capacitance (C1 = C2) 1000 100 CRYSTAL LOAD CAPACITANCE (pF) MOTOROLA RF/IF DEVICE DATA MC33411A/B Open Loop Phase versus Frequency 100 ref out –20 –40 – –80 –100 10.242 10 ...
Page 28
... The Modulus Control outputs (Pins 9 and 1) can be set to either a voltage mode (logic current mode (logic 0) with bit 3/16. To calculate the settings of the N and A registers, the following procedure is used: 28 MC33411A/B Table 5. MCU Clock Divider Programming MCU Clk Bit #15 MCU Clk Bit # ...
Page 29
... MOTOROLA RF/IF DEVICE DATA MC33411A/B and the 2nd LO frequency 63.3 MHz, the 14–bit counter needs to be set to 1266 output level is dependent on the value of the impedance at Pin 41, partly determined by the external pull–up resistor. The output of the phase detector is a Three–State charge pump which drives the varactor diodes through an external low– ...
Page 30
... CONTROL VOLTAGE (V) Figure 45. LO2 Amplitude versus Overall Tank MC33411A/B Figure 44. Minimum Overall Q versus Coil Inductance for LO2 3 MHz MHz MHz 200 Parallel Resistance ...
Page 31
... The filter characteristic needs to be determined such that it is adding a MOTOROLA RF/IF DEVICE DATA MC33411A/B pole and a zero around the 0 dB point to guarantee sufficient phase margin in this design (Qp in Figure 48). Figure 48. Bode Plot of Gain and ...
Page 32
... MC33411A/B The VCO gain is dependent on the selection of the external inductor and the frequency required. The free running frequency of the VCO is determined by: In which L represents the external inductor value and C T represents the total capacitance (including internal capacitance) in parallel with the inductor. The VCO gain can be easily calculated via the internal varicap transfer curve shown in Figure 43 ...
Page 33
... Finally, R2 follows from T2 and C2. A test circuit with the following components and conditions was constructed with these results: Loop Filter (See Figure 49 470 kΩ 3 270 kΩ MOTOROLA RF/IF DEVICE DATA MC33411A C1C2C3R2R3 ) – + ...
Page 34
... 3 –125 0.01 0.1 1.0 VB CAPACITOR (µF) 34 MC33411A/B VB Voltage Adjust and Characteristics VB has a production tolerance of adjusted over a adjustment steps will be desired, VB can be used to bias external circuitry, as long as (27) the load current on this pin does not exceed 10 µ varies by less than 0.5% over supply voltage, referenced 3.6 V. The value of the de– ...
Page 35
... MOTOROLA RF/IF DEVICE DATA MC33411A/B The clock (Return–to–Zero format) must be supplied to the MC33411 at Pin 11 to write or read data, and can be any frequency up to 2.0 MHz. The clock need not be present when data is not being transferred ...
Page 36
... RF–to–Audio noise isolation. The supply and ground pins are distributed as follows: 1. Pin 23 provides power to the audio section. Pin 40 is the ground pin. 2. Pin 28 provides power to the speaker amplifier section. Pin 31 is the ground pin. 36 MC33411A MSB 24–Bit Data from MC33411 Latch Address and Load Data into Shift Register 3 ...
Page 37
... MOTOROLA RF/IF DEVICE DATA MC33411A/B Table 9. Register Map Table 10. Register Map: Power–Up Defaults 37 ...
Page 38
... R4,C8 L1,C21 C18,R9,C19,R10,C20 C26,R13,C27,R14,C28 C22,R11,C23,R12,C24 38 MC33411A/B positioned as shown in the parts list (either shunt or open). the PCB is configured to analyze complete transmit and receive audio paths. Parts lists as ”user defined” can be installed to analyze other functions of the device. Table 11 lists these devices along with their respective functions. ...
Page 39
... LO2 Ctl TP5 C20 U/D R10 U/D J15 N/C C19 U/D R9 U/D C18 U/D JP3 C27 U/D Det In 1 RSSI C28 U FRx 10 H5X2 Figure 54. MC33411A/B Evaluation PCB Schematic R7 130 J8 N/O C12 C38 4.7 V CCA 1.0 J7 N/C C39 R19 C12 1.0 0.1 V CCA U/D C10 1 N/C J23 N ...
Page 40
... Figure 55. MC33411A/B Evaluation PCB Component Side C1,C3,C5,C6,C9,C10,C12 C13,C2 C4,C11 L1,R3,R4,C7,C8,R9,R10, R11,R12,R13,R14,C18,R19, C19,R20,C20,C21,C22,C23, C24,C26,C27,C28 C14,C17,C25,C29,C31,C33, C35,C37,C40 C15,C16 C30,C32,C34,C36 C38 C39 D1 Default Units: Microfarads, Microhenries, and Ohms 40 MC33411A/B 4.5 1.0 JP1,JP2,JP3 220 p J1,J4,J9,J10 0.47 User defined J2,J3,J6,J7,J11,J12,J15, J23,J25,J26 J5,J8,J13,J24,J27 J14,J16 0.01 J17,J18 27 p R1,R2,R5, 4.7 R8,R18 0.1 R15,R16,R17 1N4001 ...
Page 41
... Figure 56. MC33411A/B Evaluation PCB Solder Side MOTOROLA RF/IF DEVICE DATA MC33411A/B 4.5 4.5 41 ...
Page 42
... N J Ç Ç Ç É É É Ç Ç Ç 0.080 AC T– SECTION AE–AE 42 MC33411A/B OUTLINE DIMENSIONS FTA SUFFIX PLASTIC PACKAGE CASE 932–02 (LQFP–48) ISSUE E DETAIL ...
Page 43
... Motorola, Inc. Motorola, Inc Equal JAPAN: Motorola Japan Ltd.; SPD, Strategic Planning Office, 141, 4–32–1 Nishi–Gotanda, Shinagawa–ku, Tokyo, Japan. 81–3–5487–8488 ASIA / PACIFIC: Motorola Semiconductors H.K. Ltd.; Silicon Harbour Centre, 852–26668334 Mfax is a trademark of Motorola, Inc. MC33411A/D 43 ...