Datasheet

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V
IN
L
V
CC
1
AGND1
V
REF
L
V
REF
R
V
IN
R
C
IN
PR
C
IN
NR
C
IN
NL
C
IN
PL
VCOM
V
OUT
R
AGND2
V
CC
2
RSTB
ML
MD
MC
DGND
V
DD
CLKIO
XTO
XTI
DOUT
DIN
BCKIN
LRCIN
V
OUT
L
PCM3000
(TOP VIEW)
P0007-01
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27
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15
V
IN
L
V
CC
1
AGND1
V
REF
L
V
REF
R
V
IN
R
C
IN
PR
C
IN
NR
C
IN
NL
C
IN
PL
VCOM
V
OUT
R
AGND2
V
CC
2
RSTB
FMT0
FMT1
FMT2
DGND
V
DD
CLKIO
XTO
XTI
DOUT
DIN
BCKIN
LRCIN
V
OUT
L
PCM3001
(TOP VIEW)
PCM3000
PCM3001
SBAS055A – OCTOBER 2000 – REVISED OCTOBER 2004
PIN CONFIGURATION—PCM3000/3001
PIN ASSIGNMENTS—PCM3000
NAME PIN I/O DESCRIPTION
AGND1 3 – ADC analog ground
AGND2 13 – DAC analog ground
BCKIN 17 I Bit clock input
(1)
C
IN
NL 9 – ADC antialias filter capacitor (–), Lch
C
IN
NR 8 – ADC antialias filter capacitor (–), Rch
C
IN
PL 10 – ADC antialias filter capacitor (+), Lch
C
IN
PR 7 – ADC antialias filter capacitor (+), Rch
CLKIO 22 I/O Buffered oscillator output or external clock input
(1)
DGND 24 – Digital ground
DIN 18 I Data input
(1)
DOUT 19 O Data output
LRCIN 16 I Sample rate clock input (f
S
)
(1)
MC 25 I Serial mode control, bit clock
MD 26 I Serial mode control, data
ML 27 I Serial mode control, strobe pulse
RSTB 28 I Reset, active-low
(1) (2)
V
CC
1 2 – ADC analog power supply
V
CC
2 14 – DAC analog power supply
V
DD
23 – Digital power supply
VCOM 11 – DAC output common
V
IN
L 1 I ADC analog input, Lch
V
IN
R 6 I ADC analog input, Rch
V
OUT
L 15 O DAC analog output, Lch
V
OUT
R 12 O DAC analog output, Rch
V
REF
L 4 – ADC input reference, Lch
V
REF
R 5 – ADC input reference, Rch
(1) Schmitt-trigger input
(2) With 70-k Ω typical internal pullup resistor
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