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PCD5032 датащи(PDF) 5 Page - NXP Semiconductors

номер детали PCD5032
подробное описание детали  ADPCM CODEC for digital cordless telephones
PDF  24 Pages
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производитель  PHILIPS [NXP Semiconductors]
домашняя страница  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

PCD5032 датащи(HTML) 5 Page - NXP Semiconductors

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1997 Apr 03
5
Philips Semiconductors
Product specification
ADPCM CODEC for digital cordless
telephones
PCD5032
6
PINNING
SYMBOL
PIN(1)(2)
TYPE
DESCRIPTION
QFP44
SO28
RESET
1
4
I
reset input; active HIGH
n.c.
2
−−
not connected
RPE
3
5
O
receiver PCM output enable (active LOW); direction from ADPCM
interface to earpiece
RPI
4
6
I
receiver PCM input; direction from ADPCM interface to earpiece
n.c.
5
−−
not connected
PO
6
7
O
PCM data output
n.c.
7
−−
not connected
TPI
8
8
I
transmitter PCM input; direction from microphone to ADPCM interface
TPE
9
9
O
transmitter PCM output enable (active LOW);
direction from microphone to ADPCM interface
n.c.
10
−−
not connected
SCL
11
10
I
serial clock input; I2C-bus
SDA
12
11
I
serial data input; I2C-bus
n.c.
13
−−
not connected
A0
14
12
I
address select input; I2C-bus
TM+
15
13
I
transmitter audio positive input (microphone)
n.c.
16
−−
not connected
TM
−
17
14
I
transmitter audio negative input (microphone)
n.c.
18
−−
not connected
VREF−
19
15
O
negative reference voltage output; internally generated, intended for
electret microphone supply
VREF+
20
16
O
positive reference voltage output; internally generated, intended for
electret microphone supply
n.c.
21
−−
not connected
VGA
22
17
O
analog signal ground output
RE
−
23
18
O
receiver audio negative output (earpiece)
n.c.
24
−−
not connected
RE+
25
19
O
receiver audio positive output (earpiece)
VDD
26
20
P
positive supply voltage (2.7 V to 5.5 V)
n.c.
27
−−
not connected
VSS
28
21
P
negative supply voltage (0 V)
n.c.
29
−−
not connected
TEST
30
22
I
test mode input; to be connected to VSS in normal application
BZ
−
31
23
O
ringer negative output
n.c.
32
−−
not connected
BZ+
33
24
O
ringer positive output
CLK
34
25
I
clock input
n.c.
35
−−
not connected



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