PCD5032 Datasheet, PDF (5/24 Pages) NXP Semiconductors – ADPCM CODEC for digital cordless telephones

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