MSM7732 1N4004 BZT03C82 F/10V MSM7732-01 AN1170-6

+5V 100µF +3.3V 10 10µF 100nF VCLAMP D1 D2 D5 100nF 10µF C1 +VPWR +VA VA VFRO GND A Ag1170 PWI VIN AOUT- VOUT

Interfacing Ag1170 to OKI MSM7732 MSM7732 +5V 100µF +3.3V 10 10µF 100nF VCLAMP D1 D2 D5 100nF 10µF C1 +VPWR +VA VA VFRO GND A Ag1170 PWI VIN AOUT- VOUT TIP D3 D4 F/R RM SG PD PGND GNDPWR 0V D1 - D4 = 1N4004 1N4004 or equivalent D5 = BZT03C82 BZT03C82 (only one needed per linecard) C1 = 220µF/10V F/10V Rubycon ZL 0V = +5V return PCMOUT PCMIN MSM7732 MSM7732 (OKI) SYNC GSX RING SG AIN- TIP RING 100nF MCK DEN EXCK AG1 AG2 DG Supporting components (un-labelled for OKI codec taken from MSM7732-01 MSM7732-01 datasheet Applications Note: AN1170-6 AN1170-6 8kHz clock Bit clock Master clock PDN AIN+ AOUT+ SHK BCLK ADPCM DIO 8 bit I/O to MCU