參數資料
型號: PCM3052ARTFG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 編解碼器
英文描述: PCM CODEC, PQCC32
封裝: GREEN, PLASTIC, VQFN-32
文件頁數: 45/47頁
文件大?。?/td> 776K
代理商: PCM3052ARTFG4
www.ti.com
PIN ASSIGNMENTS
VCOM
MBIAS
MINM
MINP
AGND3
VCC3
REFO
VDD
DGND
DOUTS
DOUT
DIN
BCK
LRCK
RTF PACKAGE
(TOP VIEW)
P0036-01
26
27
28
29
30
31
32
16
15
14
13
12
11
10
A
TEST
V
IN
L
L/M
V
R
E
F
1
V
R
E
F
2
V
IN
R
V
C
1
AGND1
PDWN
1
2
3
4
5
6
7
8
9
V
O
U
T
L
V
O
U
T
R
V
C
2
AGND2
I2CEN
ADR
SCL
SDA
SCKI
25
24
23
22
21
20
19
18
17
PCM3052A
SLES160 – NOVEMBER 2005
DEVICE INFORMATION (continued)
TERMINAL FUNCTIONS
TERMINAL
I/O
DESCRIPTION
NAME
NO.
ADR
20
I
Mode control address select input (1)
AGND1
8
ADC analog ground
AGND2
22
DAC analog ground
AGND3
30
Microphone amplifier and bias analog ground
ATEST
1
O
Analog test, must be open
DGND
15
Digital ground
BCK
11
I
Audio data bit clock input (2)
DIN
12
I
Audio data digital input (3)
DOUT
13
O
Audio data digital output
DOUTS
14
O
S/PDIF data digital output
I2CEN
21
I
Mode control enable/disable input, active HIGH (3)
L/M
3
O
ADC line/microphone select indicator
LRCK
10
I
Audio data latch enable input (2)
MBIAS
27
O
Microphone bias output/decoupling, 0.75 VCC1
MINM
28
I
Microphone amplifier input to ADC, inverting
MINP
29
I
Microphone amplifier input to ADC, non-inverting
PDWN
9
I
ADC and DAC power down control input, active LOW(1)
REFO
32
O
Reference output / decoupling, 0.5 VCC1
(1)
Schimtt-trigger input with 50-k
typical internal pulldown resistor, 5-V tolerant
(2)
Schimtt-trigger input with 50-k
typical internal pulldown resistor
(3)
Schimtt-trigger input, 5-V tolerant
7
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