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參數(shù)資料
| 型號(hào)： | MAX3444EESA |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 通用總線功能 |
| 英文描述： | 【15kV ESD-Protected, 【60V Fault-Protected, 10Mbps, Fail-Safe RS-485/J1708 Transceivers |
| 中文描述： | LINE TRANSCEIVER, PDSO8 |
| 封裝： | 0.150 INCH, MS-012A, SOIC-8 |
| 文件頁數(shù)： | 11/20頁 |
| 文件大?。?/td> | 368K |
| 代理商： | MAX3444EESA |
M
±15kV ESD-Protected, ±60V Fault-Protected,
10Mbps, Fail-Safe RS-485/J1708 Transceivers
______________________________________________________________________________________
11
Function Tables
INPUTS
OUTPUTS
A-B
V
ID
DIFFERENTIAL
INPUT VOLTAGE
COMMON-MODE
VOLTAGE
RO
FAULT
CONDITIONED
BY DELAY
FAULT CONDITION
≥
0.45V
1
1
1
0
Normal operation
Indeterminate
Low-input differential voltage
<0.45V and
≥
0.27V
<0.27V and
≥
-0.05V
Indeterminate
1
≤
-0.05V and
≥
-0.2V
Indeterminate
(Note 1)
1
Low-input differential voltage
≤
-0.2V and >-0.27V
≤
-0.27V and >-0.45V
≤
-0.45V
X
0
0
0
1
Low-input differential voltage
Indeterminate
0
1
≤
12V and
≥
-7V
Indeterminate
<-7V or >+12V
Indeterminate
Outside common-mode voltage range
Table 1. MAX3440E/MAX3441E Fault Table
X = Don’t care.
Note 1
: Receiver output may oscillate with this differential input condition.
TRANSMITTING
INPUTS
OUTPUTS
DE/RE
0
1
1
DI
X
0
1
A
B
High-Z
0
1
High-Z
1
0
Table 2. MAX3440E/MAX3441E
(RS-485/RS-422)
X = Don’t care.
TRANSMITTING
INPUTS
DE
0
1
1
0
1
1
OUTPUTS
RE
0
0
0
1
1
1
DI
X
0
1
X
0
1
A
B
High-Z
0
1
Shutdown
0
1
High-Z
1
0
Shutdown
1
0
Table 3. MAX3442E/MAX3443E
(RS-485/RS-422)
X = Don’t care.
TRANSMITTING
OUTPUTS
A
High-Z
High-Z
1
High-Z
INPUTS
TXD
0
1
0
1
CONDITIONS
—
—
—
Dominant state
Recessive state
DE
1
1
0
0
B
High-Z
High-Z
0
High-Z
Table 4. MAX3444E (J1708) Application
RECEIVING
INPUTS
OUTPUTS
RO
1
0
1
High-Z
DE/RE
0
0
0
1
(A - B)
≥
-0.05V
≤
-0.2V
Open/shorted
X
Table 5. MAX3440E/MAX3441E
(RS-485/RS-422)
X = Don’t care.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX3444EESA+ | 功能描述:RS-485接口IC 10Mbps Fail-Safe RS-485/J1708 Tcvr 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 |
| MAX3444EESA+T | 功能描述:RS-485接口IC 10Mbps Fail-Safe RS-485/J1708 Tcvr 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 |
| MAX3444EESA-T | 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 |
| MAX3444ESA | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX34451ETN+ | 功能描述:電壓監(jiān)測器/監(jiān)控器 PMBUS 16Ch V/I Monitor RoHS:否 制造商:Texas Instruments 監(jiān)測電壓數(shù):2 監(jiān)測電壓:Adjustable 輸出類型:Open Drain 欠電壓閾值: 過電壓閾值: 準(zhǔn)確性:1 % 工作電源電壓:1.5 V to 6.5 V 工作電源電流:1.8 uA 最大工作溫度:+ 125 C 封裝 / 箱體:SON-6 安裝風(fēng)格:SMD/SMT |
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