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ADM383 Datasheet(PDF) 3 Page - Analog Devices

No. de Pieza. ADM383
Descripción  5 V Low Power, Slew-Rate Limited RS-485/RS-422 Transceiver
Descarga  16 Pages
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Fabricante  AD [Analog Devices]
Página de inicio  http://www.analog.com
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ADM383 Datasheet(HTML) 3 Page - Analog Devices

 
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ADM483
Rev. 0 | Page 3 of 16
SPECIFICATIONS
VCC = 5 V ± 5%, TA = TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DRIVER
Differential Output Voltage, VOD
5
V
R =
∞, Figure 3
2.0
V
R = 50 Ω (RS-422), Figure 3
1.5
5
V
R = 27 Ω (RS-485), Figure 3
1.5
5
V
VTST = –7 V to 12 V, Figure 4
∆ |VOD| for Complementary Output States
0.2
V
R = 27 Ω or 50 Ω, Figure 3
Common-Mode Output Voltage, VOC
3
V
R = 27 Ω or 50 Ω, Figure 3
∆ |VOC| for Complementary Output States
0.2
V
R = 27 Ω or 50 Ω, Figure 3
Output Short-Circuit Current, VOUT = High
35
250
mA
–7 V < VOUT < +12 V
Output Short-Circuit Current, VOUT = Low
35
250
mA
–7 V < VOUT < +12 V
DRIVER INPUT LOGIC
CMOS Input Logic Threshold Low
0.8
V
CMOS Input Logic Threshold High
2.0
V
CMOS Logic Input Current (DI)
±2
µA
DE Input Resistance to GND
220
kΩ
RECEIVER
Differential Input Threshold Voltage, VTH
–200
+200
mV
–7 V < VCM < +12 V
Input Hysteresis
70
mV
VCM = 0V
Input Resistance (A, B)
12
kΩ
–7 V < VCM < +12 V
Input Current (A, B)
1
mA
VIN = +12 V
–0.8
mA
VIN = –7 V
CMOS Logic Input Current (RE)
±2
µA
CMOS Output Voltage Low
0.4
V
IOUT = 4 mA
CMOS Output Voltage High
3.5
V
IOUT = –4 mA
Output Short-Circuit Current
7
95
mA
0 V < VOUT < VCC
Three-State Output Leakage Current
±2
µA
0.4 ≤ VOUT ≤ 2.4 V
POWER SUPPLY CURRENT
0.1
10
µA
DE = 0 V, RE = VCC (shutdown)
120
250
µA
DE = 0 V, RE = 0 V
350
650
µA
DE = VCC


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