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參數(shù)資料
| 型號： | RF137 |
| 英文描述： | Transceiver For GSM Applications |
| 中文描述： | 收發(fā)器的GSM應(yīng)用 |
| 文件頁數(shù)： | 3/15頁 |
| 文件大?。?/td> | 114K |
| 代理商： | RF137 |
Transceiver
RF137
100777C
Conexant - Proprietary
Data Subject to Change
3
October 11, 2000
Table 1. RF137 Signal Description
Pin #
Name
Description
Pin #
Name
Description
1
GND
Ground
25
LD
Lock detect output
2
TLCPO
Translational loop charge pump output
26
IF2O–
2nd IF output
3
VCCB
Supply for synthesizers
27
IF2O+
2nd IF output
4
VCC
Supply for transceiver
28
IF2IN–
2nd IF input reference
5
GND
Ground
29
IF2IN+
2nd IF input
6
TXIFIN+
TxIF translation loop input
30
GND
Ground
7
TXIFIN–
TxIF translation loop input
31
VCC
Supply for transceiver
8
GND
Ground
32
RES2
Resonator pin for VHF oscillator
9
TXI+
Tx modulator input
33
RES1
Resonator pin for VHF oscillator
10
TXI–
Tx modulator input
34
VCC
Supply for transceiver
11
TXQ+
Tx modulator input
35
GND
Ground
12
TXQ–
Tx modulator input
36
BPC
Bypass capacitor
13
TXMO+
Positive polarity TX modulator output
37
SXENA
Synthesizer enable
14
TXMO–
Negative polarity TX modulator output
38
RXMXO
Rx mxer output
15
LE
Latch enable input
39
RXENA
Receiver enable
16
CLK
Clock input
40
IF1IN–
1st IF input
17
DATA
Data input
41
IF1IN+
1st IF input
18
VCCB
Supply for synthesizers
42
LOIN–
UHF local oscillator input reference
19
UCPO
UHF loop charge pump output
43
LOIN+
UHF local oscillator input
20
GND
Ground
44
GND
Ground
21
FREF
Reference input
45
VCC
Supply for transceiver
22
GND
Ground
46
TXRFIN–
Transmt input reference
23
VCPO
VHF loop charge pump output
47
TXRFIN+
Transmt input
24
VCCB
Supply for synthesizers
48
TXENA
Transmt enable
Table 2. Absolute Maximum Ratings
Parameter
Mnimum
Maximum
Units
Ambient Operating Temperature
–30
+85
°C
Storage Temperature
–40
+125
°C
Power Dissipation
+600
mW
Supply Voltage (V
CC
)
+4.0
V
Input Voltage Range
GND
Vcc
V
Supply Voltage (V
CCB
)
4.0
V
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