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参数资料
| 型号： | MAX3157CAI |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 9/13页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS485/422 250KBPS 28SSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 46 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 1/1 |
| 规程： | RS422，RS485 |
| 电源电压： | 4.75 V ~ 5.25 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 28-SSOP |
| 包装： | 管件 |
MAX3157
High CMRR RS-485 Transceiver
with ±50V Isolation
_______________________________________________________________________________________
5
0
40
20
60
120
140
100
80
160
-40
-20 -10 0 10 20 30
-30
40 50 60 70 80 90
SUPPLY CURRENT vs. TEMPERATURE
MAX1357toc01
TEMPERATURE (
°C)
SUPPY
CURRENT
(mA)
RL = 54
NO LOAD
-300
-100
-200
200
100
0
300
-40
-20 -10 0 10 20 30
-30
40 50 60 70 80 90
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX1357toc02
TEMPERATURE (
°C)
SUPPY
CURRENT
(
A)
VISOCOM = -50V
VISOCOM = 0
VISOCOM = +50V
0
10
5
25
20
15
40
35
30
45
02
1
3456
RECEIVER OUTPUT CURRENT
vs. RECEIVER OUTPUT LOW VOLTAGE
MAX3157toc03
OUTPUT LOW VOLTAGE (V)
OUTPUT
CURRENT
(mA)
0
6
2
4
12
10
8
18
16
14
20
0
2.0 2.5
1.5
1.0
0.5
3.0 3.5 4.0 4.5 5.0 5.5
RECEIVER OUTPUT CURRENT
vs. RECEIVER OUTPUT HIGH VOLTAGE
MAX3157toc04
OUTPUT HIGH VOLTAGE (V)
OUTPUT
CURRENT
(mA)
0
0.15
0.10
0.05
0.25
0.20
0.45
0.40
0.35
0.30
0.50
-40
-20
0
20
40
60
80
100
RECEIVER OUTPUT LOW VOLTAGE
vs. TEMPERATURE
MAX3157toc05
TEMPERATURE (
°C)
OUTPUT
LOW
VOLTAGE
(V)
IRO = 8mA
3.95
4.05
4.00
4.15
4.10
4.35
4.30
4.25
4.20
4.40
-40
-20
0
20
40
60
80
100
RECEIVER OUTPUT HIGH VOLTAGE
vs. TEMPERATURE
MAX3157toc06
TEMPERATURE (
°C)
OUTPUT
VOLTAGE
(V)
IRO = -8mA
0
40
20
80
60
140
120
100
160
04
2
6
8
101214
DRIVER OUTPUT CURRENT
vs. DRIVER OUTPUT LOW VOLTAGE
MAX3157toc07
OUTPUT VOLTAGE (V)
OUTPUT
CURRENT
(mA)
-120
-90
-110
-100
-60
-80
-70
-10
-30
-20
-40
-50
0
-8
-4
-6
-2
0246
DRIVER OUTPUT CURRENT
vs. DRIVER OUTPUT HIGH VOLTAGE
MAX3157toc08
OUTPUT HIGH VOLTAGE (V)
OUTPUT
CURRENT
(mA)
100
0.01
01
3
25
46
DRIVER OUTPUT CURRENT
vs. DIFFERENTIAL OUTPUT VOLTAGE
0.1
MAX3157toc09
DIFFERENTIAL OUTPUT VOLTAGE (V)
OUTPUT
CURRENT
(m
A)
1
10
Typical Operating Characteristics
(VCC = +5V, YR = ZR = AR = BR = ISOCOM, C1 = C2 = 0.047F, C3 = 1F, C4 = 10nF, TA = +25°C, unless otherwise noted.)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX3157CAI+ | 功能描述:RS-422/RS-485 接口 IC High CMRR RS-485 Tcvr w/+-50V Iso RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube |
| MAX3157CAI+T | 功能描述:RS-422/RS-485 接口 IC High CMRR RS-485 Tcvr w/+-50V Iso RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube |
| MAX3157CAI-T | 功能描述:RS-485接口IC RoHS:否 制造商:Texas Instruments 数据速率:250 Kbps 工作电源电压:3.3 V 电源电流:750 uA 工作温度范围:- 40 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube |
| MAX3157CPI | 功能描述:RS-485接口IC RoHS:否 制造商:Texas Instruments 数据速率:250 Kbps 工作电源电压:3.3 V 电源电流:750 uA 工作温度范围:- 40 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube |
| MAX3157CPI+ | 功能描述:RS-485接口IC RoHS:否 制造商:Texas Instruments 数据速率:250 Kbps 工作电源电压:3.3 V 电源电流:750 uA 工作温度范围:- 40 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube |
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