ADM4850 AD [Analog Devices], ADM4850 Datasheet - Page 3

• Manufacturer Part Number: ADM4850
• Description: 5 V Slew-Rate Limited Half- and Full-Duplex RS-485/RS-422 Transceivers
• Manufacturer: AD [Analog Devices]

SPECIFICATIONS
V = 5 V ± 5%, T
Table 2.
Parameter
DRIVER
DRIVER INPUT LOGIC
RECEIVER
POWER SUPPLY CURRENT
1
Guaranteed by design.
Differential Output Voltage, V
∆|V
Common-Mode Output Voltage, V
∆|V
Output Short-Circuit Current, V
Output Short-Circuit Current, V
CMOS Input Logic Threshold Low
CMOS Input Logic Threshold High
CMOS Logic Input Current (DI)
DE Input Resistance to GND
Differential Input Threshold Voltage, V
Input Hysteresis
Input Resistance (A, B)
Input Current (A, B)
CMOS Logic Input Current (RE)
CMOS Output Voltage Low
CMOS Output Voltage High
Output Short Circuit Current
Three-State Output Leakage Current
I (115 kbps Options)
I (500 kbps Options)
I (2.5 Mbps Options)
I (10 Mbps Options)
OD
O
| for Complementary Output States
| for Complementary Output States
A
= T
MIN
to T
MAX
OD
, unless otherwise noted.
OUT
OUT
= High
= Low
O
TH
2.0
1.5
1.5
−200
96
Min
−200
−200
2.0
4.0
7
Rev. 0 | Page 3 of 16
Typ
1.4
1.4
220
−125
20
150
36
100
80
120
250
320
250
320
Max
V
5
5
5
0.2
3
0.2
+200
+200
0.8
±1
−30
0.125
−0.1
±1
0.4
85
±2
5
60
160
5
120
200
5
400
500
5
400
500
CC
Unit
V
V
V
V
V
V
V
mA
mA
V
V
µA
kΩ
mV
mV
kΩ
mA
mA
µA
V
V
mA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
Test Conditions/Comments
R = ∞, Figure 4
R = 50 Ω (RS-422), Figure 4
R = 27 Ω (RS-485), Figure 4
V
R = 27 Ω or 50 Ω, Figure 4
R = 27 Ω or 50 Ω, Figure 4
R = 27 Ω or 50 Ω, Figure 4
−7 V < V
−7 V < V
−7 V < V
−7 V < V
−7 V < V
V
V
I
I
V
0.4 V ≤ V
DE = 0 V, RE = V
DE = 0 V, RE = 0 V
DE = V
DE = 0 V, RE = V
DE = 0 V, RE = 0 V
DE = V
DE = 0 V, RE = V
DE = 0 V, RE = 0 V
DE = V
DE = 0 V, RE = V
DE = 0 V, RE = 0 V
DE = V
OUT
OUT
TST
IN
IN
OUT
= +12 V
= −7 V
= +4 mA
= −4 mA
= −7 V to 12 V, Figure 5
= GND or V
ADM4850–ADM4857
CC
CC
CC
CC
OUT
OUT
M
M
M
OUT
< +12 V
< +12 V
< +12 V
< +12 V
< +12 V
≤ 2.4 V
1
CC
CC
CC
CC
CC
(shutdown)
(shutdown)
(shutdown)
(shutdown)