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参数资料
| 型号： | W9009 |
| 元件分类： | 无绳电话/电话 |
| 英文描述： | TELECOM, CORDLESS, BASEBAND CIRCUIT, PQFP32 |
| 封装： | TQFP-32 |
| 文件页数： | 17/20页 |
| 文件大小： | 526K |
| 代理商： | W9009 |
6
Lucent Technologies Inc.
Data Sheet
September 1999
Cordless Telephony—Version 2.0
W9009 RF Transceiver for 900 MHz
12
IFAOUT
Emitter follower output from first IF amplifier.
Must be ac coupled to external circuit. Output
impedance is 749
– j72 at 10.7 MHz.
—
13
IFGND
Ground for IF circuit blocks.
14
IFLIN
Negative and positive inputs for limiting IF
amplifier. Must be ac coupled to external cir-
cuit. Differential input impedance is
3800
– j230 at 10.7 MHz.
15
IFLIP
—16
IFLVCC
Supply for limiting IF amplifier.
17
IFLOUT
Emitter follower output from limiting IF ampli-
fier. Must be ac coupled to external circuit.
Output impedance is 43 k
– j31k at
10.7 MHz.
18
RSSI
Receive signal strength indicator (voltage)
output.
19
B0
Digital control input bits.
20
B1
21
B2
Pin Information (continued)
Table 1. W9009 Pin Information (continued)
Connection Diagram
Pin
Name
Function
12
VCC
5-7753
VCC
14
15
5-7754
17
VCC
5-7756
18
VCC
5-7757
19, 20, 21
VCC
TO
LOGIC
CONTROL
5-7758
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