参数资料
型号: MAX1471ATJ+
厂商: Maxim Integrated
文件页数: 6/26页
文件大小: 0K
描述: IC RCVR ASK/FSK LP 32-TQFN
其它有关文件: Automotive Product Guide
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
频率: 315MHz,434MHz
灵敏度: -114dBm
调制或协议: ASK,FSK
应用: ISM,车库门开启器,RKE
电流 - 接收: 7mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
电源电压: 3.3V,5V
工作温度: -40°C ~ 125°C
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 管件
315MHz/434MHz Low-Power, 3V/5V
ASK/FSK Superheterodyne Receiver
Typical Operating Characteristics (continued)
(Typical Application Circuit, V AVDD = V DVDD = V HVIN = +3.0V, f RF = 434MHz, T A = +25°C, unless otherwise noted.)
FSK DEMODULATOR OUTPUT
SYSTEM VOLTAGE GAIN
RSSI AND DELTA vs. IF INPUT POWER
vs. IF FREQUENCY
vs. IF FREQUENCY
2.1
MAX1471 toc10
3.5
2.0
60
UPPER SIDEBAND
1.8
1.5
RSSI
2.5
1.5
1.6
50
40
1.2
0.9
0.5
-0.5
1.2
0.8
30
20
45dB IMAGE
REJECTION
FROM RFIN
TO MIXOUT
f RF = 434MHz
0.6
0.3
0
DELTA
-1.5
-2.5
-3.5
0.4
0
10
0
-10
LOWER SIDEBAND
-90
-70
-50
-30
-10
10
10.4
10.5
10.6
10.7
10.8
10.9
11.0
0
5
10
15
20
25
30
48
RF INPUT POWER (dBm)
IMAGE REJECTION
vs. TEMPERATURE
5
IF FREQUENCY (MHz)
NORMALIZED IF GAIN
vs. IF FREQUENCY
IF FREQUENCY (MHz)
S11 LOG-MAGNITUDE PLOT WITH
MATCHING NETWORK OF RFIN (434MHz)
46
44
42
40
f RF = 434MHz
f RF = 315MHz
0
-5
-10
-15
10dB/
div
0dB
434MHz
0dB
-16.4dB
38
-20
-40
-15
10
35
60
85
110
1
10
100
START: 50MHz
STOP: 1GHz
TEMPERATURE ( ° C)
IF FREQUENCY (MHz)
S11 SMITH CHART OF RFIN (434MHz)
MAX1471 toc16
500MHz
200MHz
6
_______________________________________________________________________________________
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参数描述
MAX1471ATJ/V+ 功能描述:射频接收器 315MHz/434MHz Low-Power 3V/5V ASK/FSK Superheterodyne Receiver RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel
MAX1471ATJ/V+T 功能描述:射频接收器 315MHz/434MHz Low-Power 3V/5V ASK/FSK Superheterodyne Receiver RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel
MAX1471ATJ+ 功能描述:射频接收器 315MHz/434MHz Superheterodyne Rcvr RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel
MAX1471ATJ+T 功能描述:射频接收器 315MHz/434MHz Superheterodyne Rcvr RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel
MAX1471ATJ-C3N 功能描述:射频接收器 315MHz/434MHz Superheterodyne Rcvr RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel