Data Sheet
ADM2486
Rev. E | Page 3 of 20
SPECIFICATIONS
2.7 V ≤ VDD1 ≤ 5.5 V, 4.75 V ≤ VDD2 ≤ 5.25 V, TA = TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DRIVER
Differential Outputs
Differential Output Voltage, VOD
5
V
2.1
5
V
2.1
5
V
2.1
5
V
VTST = 7 V to +12 V, VDD1 ≥ 4.7,
Δ |VOD| for Complementary Output States
0.2
V
Common-Mode Output Voltage, VOC
3
V
Δ |VOC| for Complementary Output States
0.2
V
Output Short-Circuit Current, VOUT = High
60
200
mA
7 V ≤ VOUT ≤ +12 V
Output Short-Circuit Current, VOUT = Low
60
200
mA
7 V ≤ VOUT ≤ +12 V
Driver Enable Output, DE Pin
Output High Voltage
VDD2 0.1
V
IODE = 20 A
VDD2 0.3
VDD2 0.1
V
IODE = 1.6 mA
VDD2 0.4
VDD2 0.2
V
IODE = 4 mA
Output Low Voltage
0.1
V
IODE = 20 A
0.1
0.3
V
IODE = 1.6 mA
0.2
0.4
V
IODE = 4 mA
Logic Inputs
Input High Voltage
0.7 VDD1
V
TxD, RTS, RE, PV
Input Low Voltage
0.25 VDD1
V
TxD, RTS, RE, PV
CMOS Logic Input Current (TxD, RTS, RE, PV)
10
+0.01
+10
A
TxD, RTS, RE, PV = VDD1 or 0 V
RECEIVER
Differential Inputs
Differential Input Threshold Voltage, VTH
200
+200
mV
7 V ≤ VCM ≤ +12 V
Input Hysteresis
70
mV
7 V ≤ VCM ≤ +12 V
Input Resistance (A, B)
20
30
k
7 V ≤ VCM ≤ +12 V
Input Current (A, B)
0.6
mA
VIN = + 12 V
0.35
mA
VIN = 7 V
RxD Logic Output
Output High Voltage
VDD1 0.1
V
IOUT = 20 A, VA VB = 0.2 V
VDD1 0.4
VDD1 0.2
V
IOUT = 4 mA, VA VB = 0.2 V
Output Low Voltage
0.1
V
IOUT = 20 A, VA VB = 0.2 V
0.2
0.4
V
IOUT = 4 mA, VA VB = 0.2 V
Output Short-Circuit Current
7
85
mA
VOUT = GND or VCC
Three-State Output Leakage Current
±1
A
0.4 V ≤ VOUT ≤ 2.4 V
POWER SUPPLY CURRENT
Logic Side
1.3
mA
RTS = 0 V, VDD1 = 5.5 V
1.0
mA
4.0
mA
0.8
mA
RTS = 0 V, VDD1 = 3 V
1.1
mA
2.1
mA
Bus Side
3.0
mA
RTS = 0 V
43.0
mA
58.0
mA