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参数资料
| 型号： | DS75176 |
| 厂商： | National Semiconductor Corporation |
| 英文描述： | Multipoint RS-485/RS-422 Transceivers |
| 中文描述： | 多点RS-485/RS-422收发器 |
| 文件页数： | 2/8页 |
| 文件大小： | 237K |
| 代理商： | DS75176 |
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage, V
CC
7V
Control Input Voltages
7V
Driver Input Voltage
7V
Driver Output Voltages
+15V/ 10V
Receiver Input Voltages (DS75176B)
+15V/ 10V
Receiver Output Voltage
5.5V
Continuous Power Dissipation @
25C
for M Package
675 mW (Note 5)
for N Package
900 mW (Note 4)
Storage Temperature Range
65C to +150C
Lead Temperature
(Soldering, 4 seconds)
260C
ESD Rating (HBM)
500V
Recommended Operating
Conditions
Min
Max Units
Supply Voltage, V
CC
4.75 5.25
V
Voltage at Any Bus Terminal
7
+12
V
(Separate or Common Mode)
Operating Free Air Temperature T
A
DS75176B
0
+70
C
DS75176BT
40
+85
C
Differential Input Voltage,
VID (Note 6)
12
+12
V
Electrical Characteristics (Notes 2, 3)
0C
≤ T
A
≤ 70C, 4.75V < V
CC< 5.25V unless otherwise specified
Symbol
Parameter
Conditions
Min Typ Max
Units
V
OD1
Differential Driver Output
I
O =0
5
V
Voltage (Unloaded)
V
OD2
Differential Driver Output
R=50
; (RS-422) (Note 7)
2
V
Voltage (with Load)
R = 27
; (RS-485)
1.5
V
OD
Change in Magnitude of Driver
Differential Output Voltage For
0.2
V
Complementary Output States
V
OC
Driver Common Mode Output
R=27
3.0
V
Voltage
|V
OC|
Change in Magnitude of Driver
Common Mode Output Voltage
0.2
V
For Complementary Output
States
V
IH
Input High Voltage
2V
V
IL
Input Low Voltage
DI, DE,
0.8
V
CL
Input Clamp Voltage
RE , E
I
IN = 18 mA
1.5
I
IL
Input Low Current
V
IL = 0.4V
200
A
I
IH
Input High Current
V
IH = 2.4V
20
A
I
IN
Input
DO/RI, DO/RI
V
CC = 0V or 5.25V
V
IN = 12V
+1.0
mA
Current
DE = 0V
V
IN = 7V
0.8
mA
V
TH
Differential Input Threshold
7V
≤ V
CM
≤ + 12V
0.2
+0.2
V
Voltage for Receiver
V
TH
Receiver Input Hysteresis
V
CM =0V
70
mV
V
OH
Receiver Output High Voltage
I
OH = 400 A
2.7
V
OL
Output Low Voltage
RO
I
OL = 16 mA (Note 7)
0.5
V
I
OZR
OFF-State (High Impedance)
V
CC = Max
±20
A
Output Current at Receiver
0.4V
≤ V
O
≤ 2.4V
R
IN
Receiver Input Resistance
7V
≤ V
CM
≤ +12V
12
k
I
CC
Supply Current
No Load
Driver Outputs Enabled
55
mA
Driver Outputs Disabled
35
mA
DS75176B/DS75176BT
www.national.com
2
相关PDF资料 |
PDF描述 |
|---|---|
| DS75176B | Multipoint RS-485/RS-422 Transceivers |
| DS75176BT | Multipoint RS-485/RS-422 Transceivers |
| DS75208 | Dual Line Receivers |
| DS75325N | Memory Drivers |
| DS75325 | Memory Drivers |
相关代理商/技术参数 |
参数描述 |
|---|---|
| DS75176AJ-8 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Transceiver |
| DS75176AM | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Transceiver |
| DS75176AN | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Transceiver |
| DS75176ATN | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Transceiver |
| DS75176B | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Multipoint RS-485/RS-422 Transceivers |
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