参数资料
型号: MAX7032ATJ+T
厂商: Maxim Integrated
文件页数: 8/32页
文件大小: 0K
描述: IC TRASCEIVER ASK/FSK 32TQFN
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: 2,500
频率: 300MHz ~ 450MHz
数据传输率 - 最大: 33kbps
调制或协议: ASK,FSK,OOK
应用: 车库门开启器,遥控,双向 RKE
功率 - 输出: 10dBm
灵敏度: -114dBm
电源电压: 2.1 V ~ 3.6 V,4.5 V ~ 5.5 V
电流 - 接收: 6.7mA
电流 - 传输: 12.5mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
工作温度: -40°C ~ 125°C
封装/外壳: 32-WFQFN 裸露焊盘
包装: 带卷 (TR)
Low-Cost, Crystal-Based, Programmable,
ASK/FSK Transceiver with Fractional-N PLL
Typical Operating Characteristics (continued)
(Typical Application Circuit, V PAVDD = V AVDD = V DVDD = V HVIN = +3.0V, f RF = 433.92MHz, T A = +25°C, IF BW = 280kHz, data rate
= 4kbps Manchester encoded, frequency deviation = ±50kHz, BER = 0.2% average RF power, unless otherwise noted.)
RECEIVER
FSK DEMODULATOR OUTPUT
1.6
vs. IF FREQUENCY
50
SYSTEM GAIN vs. IF FREQUENCY
48
IMAGE REJECTION vs. TEMPERATURE
40
UPPER SIDEBAND
f RF = 434MHz
1.2
0.8
30
20
10
48dB IMAGE
REJECTION
FROM RFIN
TO MIXOUT
f RF = 434MHz
46
f RF = 315MHz
0.4
0
0
-10
-20
LOWER SIDEBAND
44
42
10.4
10.5
10.6
10.7
10.8
10.9
11.0
0
5
10
15
20
25
30
-40
-15
10
35
60
85
110
IF FREQUENCY (MHz)
NORMALIZED IF GAIN vs. IF FREQUENCY
IF FREQUENCY (MHz)
S11 vs. RF FREQUENCY
TEMPERATURE ( ° C)
S11 SMITH PLOT OF RFIN
0
-4
-8
-12
0
-6
-12
433.92MHz
434MHz
-16
-20
-18
-24
400MHz
500MHz
1
10
100
200
250
300
350
400
450
500
IF FREQUENCY (MHz)
INPUT IMPEDANCE
vs. INDUCTIVE DEGENERATION
RF FREQUENCY (MHz)
INPUT IMPEDANCE
vs. INDUCTIVE DEGENERATION
90
f RF = 315MHz
MAX7032 toc17
-220
90
f RF = 434MHz
MAX7032 toc18
-150
80
-230
80
-160
70
60
50
40
30
20
1
IMAGINARY
IMPEDANCE
10
REAL IMPEDANCE
100
-240
-250
-260
-270
-280
-290
70
60
50
40
30
20
1
IMAGINARY
IMPEDANCE
REAL IMPEDANCE
10
100
-170
-180
-190
-200
-210
-220
INDUCTIVE DEGENERATION (nH)
INDUCTIVE DEGENERATION (nH)
8
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