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參數(shù)資料
| 型號(hào)： | RX3930 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Low Power ISM-band FM/FSK Receiver IC |
| 中文描述： | 低功耗的ISM波段調(diào)頻/ FSK接收器集成電路 |
| 文件頁數(shù)： | 1/8頁 |
| 文件大小： | 126K |
| 代理商： | RX3930 |
Page 1
May 2001
RX3930 Low Power ISM-band FM/FSK Receiver IC
A d v a n c e I n f o rm a t io n
HiMARK Technology, Inc. reserves the right to change the product described in this datasheet. All information con-
tained in this datasheet is subject to change without prior notice. HiMARK Technology, Inc. assumes no responsibility
for the use of any circuits shown in this datasheet.
Description
The RX3930 is a low power 433/868/915 MHz FM/FSK receiver IC which is suitable for
use in the North American 915 MHz and the European 433 and 868 MHz ISM bands.
Features
!
Integrated VCO with fixed ÷ 64 prescaler, phase/frequency detector, and reference
oscillator forming complete phase-locked loop
!
User selectable FM or FSK output
!
RSSI output with 70 dB dynamic range
!
Receiver enable pin for power saving
!
TQFP-32 package (5mm x 5mm)
Applications
!
Wireless mouse
!
Wireless amplifier/ speaker/ earphone/ microphone
!
Wireless car alarm system
Block Diagram
the wireless IC company
1
2
3
4
5
6
7
8
QUAD
MIX
IN
OSC
IN
31
OSC
OUT
30
MIX
OUT
IFIN
VCC1
VSS5
VREF
IF
FM
OUT
24
23
22
21
20
19
18
17
9
10
11
12
13
14
15
16
32
29
28
27
26
25
VSS3
VSS2
VSS1
LNA
OUT
RXIN
IFIN
IF1
DEC
IF1
DEC
IF1
OUT
IF2
IN
IF2
DEC
IF2
DEC
VCC3
MUTE
RSSI
RXEN
IF2
OUT
DO
VSS4 VCC2 RES
RES
RSSI
LNA
MIXER
BIAS
PFD
÷ 64
OSC
VCO
DEMOD
COMPARATOR/
AUDIO AMP
IFAMP
LIMITER
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