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參數(shù)資料
| 型號： | SA1638BE |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | Ceramic Multilayer Capacitor; Capacitance:47pF; Capacitance Tolerance:+/- 5 %; Working Voltage, DC:50V; Dielectric Characteristic:C0G/NP0; Package/Case:1206; Series:VJ; Features:Multilayer Ceramic Chip Capacitor |
| 中文描述： | TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, PQFP48 |
| 文件頁數(shù)： | 4/26頁 |
| 文件大?。?/td> | 271K |
| 代理商： | SA1638BE |
Philips Semiconductors
Product specification
SA1638
Low voltage IF I/Q transceiver
1997 Sept 03
4
PIN DESCRIPTIONS
Pin No.
1
VREG1
2
VREGF2
3
VREG2
4
GNDREG2
5
PON
6
V
BATT
7
AOUT
8
BOUT
9
DCRES
10
RESD
11
RESA
12
RESB
13
PONRx
14
V
REF
15
QRxOUT
16
QRxOUTX
17
IRxOUT
18
IRxOUTX
19
QTx IN
20
QTx INX
21
ITx IN
22
ITx INX
23
PDTx
24
V
CC
DIG
25
V
EE
DIG
26
DATA
27
CLOCK
28
STROBE
29
LOCK
30
CLK INX
31
CLK IN
32
ADJ IN
33
LO IN
34
LO INX
35
I
REF
36
V
EE
CP
37
CP
38
V
CC
CP
39
POnPLL
40
GND3
41
TxIFOUTX
42
TxIFOUT
43
GND2
44
RxIF INX
45
RxIF IN
46
GND1
47
V
CC
TxRx
48
GNDREG1
NOTE: There are no ESD protection diodes at Pins 41 and 42. Thus, open collector outputs may have increased DC voltage or higher AC
peak voltage.
Pin Name
Description
Output voltage of regulator 1
Feedback of regulator 2
Output voltage of regulator 2
Ground of regulator 2
Power-on input for voltage regulators 1 and 2 (active high)
Input voltage for regulators 1 and 2
Programmable logic output (see Figure 9)
Programmable logic output (see Figure 9)
Reference current setting resistor for DC offset circuit
Additional external current defining resistor for filters
Principal external current defining resistor for filters
Principal external current defining resistor for filters
Power-on input for Rx (active high)
Reference voltage
Differential receive baseband output
Differential receive baseband output
Differential receive baseband output
Differential receive baseband output
Differential transmit baseband input
Differential transmit baseband input
Differential transmit baseband input
Differential transmit baseband input
Power-on for transmitter (active low)
Digital circuit supply
Digital ground
Serial bus data input
Serial bus clock input
Serial bus strobe input
Test control/synthesizer lock indicator
Differential reference divider input
Differential reference divider input
Used for test only. Do not connect
Differential LO input
Differential LO input
Reference current setting for charge pump
Charge pump ground
Charge pump output
Charge pump circuit supply
Power-on input for synthesizer circuits (active high)
Ground (internal connection to GND1 and GND2)
Differential transmit IFoutput (open collector)
Differential transmit IFoutput (open collector)
Ground (internal connection to GND1 and GND3)
Differential receive IF input
Differential receive IF input
Ground (internal connection to GND2 and GND3)
Transmit and receive circuits supply voltage (also feedback of Regulator 1)
Ground of regulator 1
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