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PCM1870 Datasheet(PDF) 5 Page - Texas Instruments

Part # PCM1870
Description  16-Bit Low-Power Stereo Audio ADC With Microphone Bias and Microphone Amplifier
PDF  52 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

PCM1870 Datasheet(HTML) 5 Page - Texas Instruments

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PIN ASSIGNMENTS
1
2
3
4
5
6
7
19
18
17
16
15
14
13
8
9
10
11
12
24
23
22
21
20
V
COM
AIN2R
AIN2L
MODE
MS/ADR
MD/SDA
MC/SCL
PGINL
RHFPackage
(TopView)
AOL
PGINR
AOR
TEST
LRCK
BCK
P0057-01
YZFPackage
(TopView)
V
COM
AIN2R
AIN2L
MODE
DOUT
V
IO
V
DD
DGND
SCKI
MS/ADR MD/SDA
MC/SCL
PGINL
AOL
PGINR
AOR
TEST
LRCK
BCK
AGND
V
CC
MICB
AIN1L
AIN1R
A
B
C
D
E
F
1
2
3
4
PCM1870
SLAS544A – MAY 2007 – REVISED SEPTEMBER 2007
Table 1. TERMINAL FUNCTIONS
TERMINAL
NO.
I/O
DESCRIPTION
NAME
RHF
YZF
AGND
24
B4
–
Ground for analog
AIN1L
21
A2
I
Analog input 1 for L-channel
AIN1R
20
A1
I
Analog input 1 for R-channel
AIN2L
3
C4
I
Analog input 2 for L-channel
AIN2R
2
C3
I
Analog input 2 for R-channel
AOL
18
C2
O
Microphone amplifier output for L-channel
AOR
16
C1
O
Microphone amplifier output for R-channel
BCK
13
F1
I/O
Serial bit clock
DGND
11
E2
–
Ground for digital
DOUT
8
F4
O
Serial audio data output
LRCK
14
E1
I/O
Left- and right-channel clock
MC/SCL
7
E4
I
Mode control clock for 3-wire / 2-wire interface
MD/SDA
6
D4
I/O
Mode control data for 3-wire / 2-wire interface
MICB
22
A3
O
Microphone bias source output
MODE
4
D2
I
2- or 3-wire interface selection (LOW: SPI, HIGH: I2C)
MS/ADR
5
D3
I
Mode control select for 3-wire / 2-wire interface
PGINL
19
B2
I
Analog input to gain amplifier for L-channel
PGINR
17
B1
I
Analog input to gain amplifier for R-channel
SCKI
12
F2
I
System clock
TEST
15
D1
I
Test Pin. Should be connected to ground.
VCC
23
B3
–
Power supply for analog
VCOM
1
A4
–
Common voltage for analog
VDD
10
F3
–
Power supply for digital core
VIO
9
E3
–
Power supply for digital I/O
Copyright © 2007, Texas Instruments Incorporated
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Product Folder Link(s): PCM1870



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