參數(shù)資料
型號(hào): PCF50732
廠商: NXP Semiconductors N.V.
英文描述: Baseband and audio interface for GSM
中文描述: 用于GSM基帶和音頻接口
文件頁(yè)數(shù): 7/64頁(yè)
文件大?。?/td> 322K
代理商: PCF50732
1999 May 03
7
Philips Semiconductors
Objective specification
Baseband and audio interface for GSM
PCF50732
Note
1.
O/TS = 3-state output.
AUXDAC3
33
O
auxiliary DAC output for power ramping; maximum load
50 pF,
±
600
μ
A
reference voltage power supply (analog)
reference voltage ground (analog)
band gap reference voltage noise decoupling
voice band voltage power supply
auxiliary microphone differential positive input
auxiliary microphone differential negative input
microphone differential positive input
microphone differential negative input
voice band ground
buzzer output
auxiliary speaker output
earphone differential negative output
earphone differential positive output
voice band output buffer voltage power supply (analog)
voice band output buffer ground (analog)
V
DDA(ref)
V
SSA(ref)
V
ref
V
DDA(vb)
AUXMICP
AUXMICN
MICP
MICN
V
SSA(vb)
BUZ
AUXSP
EARN
EARP
V
DDA(vbo)
V
SSA(vbo)
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
P
G
I/O
P
I
I
I
I
G
O
O
O
O
P
G
SYMBOL
PIN
DESCRIPTION
NR. TYPE
(1)
ACTIVE
LEVEL
ACTIVE
EDGE
I
DD
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