CSP1027(1999) 데이터 시트보기 (PDF) - Agere -> LSI Corporation
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CSP1027
(Rev.:1999)
(Rev.:1999)
Agere -> LSI Corporation
CSP1027 Datasheet PDF : 64 Pages
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CSP1027 Voice Band Codec for
Cellular Handset and Modem Applications
Data Sheet
December 1999
3 Pin Information (continued)
Functional descriptions of the pins are found in Section 6 on page 30.
Table 1. Pin Descriptions
QFP Pin
1, 2, 3
4
5
6, 7, 8,
9, 10
11
12
13
14
15
16
17
18
19
20
21
—
22
23
24, 25,
26, 27, 28
29
30
31
32
33
—
34
35
36
37
38
39
40
41
42
43
44
TQFP Pin
1, 2, 3
4
5
6, 7, 8,
9, 10, 11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26, 27, 28,
29, 30, 31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
Symbol
RES
SMODE1
SMODE0
RES
CKO1
CLK
XLO
XHI
XOSCEN
CKO2
VSS
SADD
DI
DO
VDD
RES
SYNC
IOCK
RES
RSTB
PORB
PORCAP
SMODE2
EIGS
RES
VSSA
VREG
VDDA
AOUTN
RES
AOUTP
VSSA
MICIN
REFC
AUXIN
VDDA
Type
NC* Reserved.
I Serial Mode Select 1.
I Serial Mode Select 0.
NC* Reserved.
Name/Function
O Clock Output 1.
I Clock Input.
I Crystal Input.
O Crystal Output.
I Crystal Oscillator Enable.
O Clock Output 2.
P Digital Ground.
I/O† Serial Address.
I Serial Input Data.
O† Serial Output Data.
P Digital Power Supply.
NC* Reserved.
I/O† Serial Input/Output Load Strobe and Synchronization.
I‡ Serial Clock.
NC* Reserved.
I Reset.
O Power-On Reset Output.
I§ External Capacitor Connection for Power-On Reset.
I Serial Mode Select 2.
I** External Input Gain Select.
NC* Reserved.
P Analog Ground.
A Regulated Output Voltage for Electrect Condenser Microphone.
P Analog 5.0 V Power Supply.
A Inverting Analog Output of Output Amplifier.
NC* Reserved.
A Noninverting Analog Output of Output Amplifier.
P Analog Ground.
A Analog Input for Microphone.
A External Capacitor Connection for Internal Voltage Regulator.
A Analog Input from Auxiliary.
P Analog 5.0 V Power Supply.
* Indicates no connection.
† Indicates 3-state output.
‡ Indicates pull-up device on input.
§ Indicates pull-up resistor on input.
** Indicates pull-down device on input.
4
Lucent Technologies Inc.
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