Datasheet

PCM3168A
PCM3168A-Q1
www.ti.com ......................................................................................................................................................................................... SBAS452 – SEPTEMBER 2008
TERMINAL FUNCTIONS
TERMINAL
PULL- 5-V
NAME PIN I/O DOWN TOLERANT DESCRIPTION
VCOMAD 1 — No No ADC analog common voltage decoupling
AGNDAD2 2 — No No Analog ground 2 for ADC
VCCAD2 3 — No No ADC analog power supply 2, +5 V
RST 4 I Yes Yes Reset and power-down control input with active low
OVF 5 O No No Overflow flag output for ADC
LRCKAD 6 I/O Yes No Audio data word clock input/output for ADC
BCKAD 7 I/O Yes No Audio data bit clock input/output for ADC
DOUT1 8 O No No Audio data digital output for ADC1 and ADC2
DOUT2 9 O No No Audio data digital output for ADC3 and ADC4
DOUT3 10 O No No Audio data digital output for ADC5 and ADC6
DGND2 11 — No No Digital ground 2
VDD2 12 — No No Digital power supply 2, +3.3 V
ZERO 13 O No No Zero detect flag output for DAC
VCCDA1 14 — No No DAC analog power supply 1, +5 V
VCOMDA 15 — No No DAC voltage common decoupling
AGNDDA1 16 — No No Analog ground 1 for DAC
VOUT8+ 17 O No No Positive analog output from DAC8
VOUT8 – 18 O No No Negative analog output from DAC8
VOUT7+ 19 O No No Positive analog output from DAC7
VOUT7 – 20 O No No Negative analog output from DAC7
VOUT6+ 21 O No No Positive analog output from DAC6
VOUT6 – 22 O No No Negative analog output from DAC6
VOUT5+ 23 O No No Positive analog output from DAC5
VOUT5 – 24 O No No Negative analog output from DAC5
VOUT4+ 25 O No No Positive analog output from DAC4
VOUT4 – 26 O No No Negative analog output from DAC4
VOUT3+ 27 O No No Positive analog output from DAC3
VOUT3 – 28 O No No Negative analog output from DAC3
VOUT2+ 29 O No No Positive analog output from DAC2
VOUT2 – 30 O No No Negative analog output from DAC2
VOUT1+ 31 O No No Positive analog output from DAC1
VOUT1 – 32 O No No Negative analog output from DAC1
AGNDDA2 33 — No No Analog ground 2 for DAC
VCCDA2 34 — No No DAC analog power supply 2, +5 V
LRCKDA 35 I/O Yes No Audio data word clock input/output for DAC
BCKDA 36 I/O Yes No Audio data bit clock input/output for DAC
DIN1 37 I No No Audio data input for DAC1 and DAC2
DIN2 38 I No No Audio data input for DAC3 and DAC4
DIN3 39 I No No Audio data input for DAC5 and DAC6
DIN4 40 I No No Audio data Input for DAC7 and DAC8
SCKI 41 I No Yes System clock input
MC/SCL/FMT 42 I No Yes Clock for SPI, clock for I
2
C, format select for hardware control mode
Input data for SPI, data for I
2
C
(1)
, de-emphasis control for hardware
MDI/SDA/DEMP 43 I/O No Yes
control mode
(1) Open-drain configuration in I
2
C.
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