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參數(shù)資料
| 型號： | MAX3157CAI-T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 10/13頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC TXRX RS485/422 250KBPS 28SSOP |
| 產(chǎn)品培訓(xùn)模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標(biāo)準(zhǔn)包裝： | 2,000 |
| 類型： | 收發(fā)器 |
| 驅(qū)動器/接收器數(shù)： | 1/1 |
| 規(guī)程： | RS422，RS485 |
| 電源電壓： | 4.75 V ~ 5.25 V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 28-SSOP（0.209"，5.30mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 28-SSOP |
| 包裝： | 帶卷 (TR) |
MAX3157
High CMRR RS-485 Transceiver
with ±50V Isolation
6
_______________________________________________________________________________________
1.80
1.84
1.82
1.90
1.88
1.86
1.92
1.94
1.96
1.98
-40
0
-20
20
40
60
80
DRIVER DIFFERENTIAL OUTPUT
VOLTAGE vs. TEMPERATURE
MAX3157toc10
TEMPERATURE (
°C)
OUTPUT
VOLTAGE
(V)
RL = 54
410
420
450
440
430
460
470
480
490
-40
0
-20
20
40
60
80
RECEIVER PROPAGATION DELAY
vs. TEMPERATURE
MAX3157toc11
TEMPERATURE (
°C)
PROPAGATION
DELAY
(ns)
1.32
1.34
1.36
1.42
1.44
1.40
1.38
1.46
1.48
1.50
1.52
-40
0
-20
20
40
60
80
DRIVER PROPAGATION DELAY
vs. TEMPERATURE
MAX3157toc12
TEMPERATURE (
°C)
PROPAGATION
DELAY
(
s)
RL = 54
1.300
1.350
1.325
1.400
1.375
1.475
1.450
1.425
1.500
-40
0
-20
20
40
60
80
100
DRIVER ENABLE TIME
vs. TEMPERATURE
MAX3157toc13
TEMPERATURE (
°C)
DRIVER
ENABLE
TIME
(
s)
0
50
100
200
150
250
-40
0
-20
20
40
60
80
100
DRIVER DISABLE TIME
vs. TEMPERATURE
MAX3157toc14
TEMPERATURE (
°C)
DRIVER
DISABLE
TIME
(ns)
0
VA - VB
5V/div
RO
0
RECEIVER PROPAGATION DELAY
MAX3157toc15
2
s/div
0
DI
2V/div
VY - VZ
0
DRIVER PROPAGATION DELAY
MAX3157toc16
2
s/div
RDIFF = 54
CL1 = CL2 = 100pF
POWER-UP DELAY
(VISOCOM = 0)
MAX3157toc17
40
s/div
DE
10V/div
VY
5V/div
DE
5V/div
VY
10V/div
100
s/div
0
-50V
POWER-UP DELAY
(VISOCOM = -50V)
MAX3157toc18
Typical Operating Characteristics (continued)
(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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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX3157CPI | 功能描述:RS-485接口IC RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| MAX3157CPI+ | 功能描述:RS-485接口IC RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| MAX3157EAI | 功能描述:RS-485接口IC RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| MAX3157EAI+ | 功能描述:RS-422/RS-485 接口 IC High CMRR RS-485 Trxvr w/+-50V Iso RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube |
| MAX3157EAI+T | 功能描述:RS-485接口IC High CMRR RS-485 Trxvr w/+-50V Iso RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
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