XR33202_17 Datasheet, PDF (5/16 Pages) Exar Corporation – Wide Supply RS-485/RS-422 Transceiver with 1.65V-5.5V I/O Interface

XR33202
Electrical Characteristics
Specifications are at T_A = 25°C, V_CC = 3.3V ±10% or 5.0V ±10%, V_L = V_CC unless otherwise noted. Typical values represent
the most likely parametric norm at T_A = 25°C, and are provided for reference purposes only.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Driver DC Characteristics
RL = 100Ω (RS-422), V_CC = 3.0V
2.0
V
RL = 54Ω (RS-485), V_CC = 3.0V
1.5
V
V_OD
Differential driver output
RL = 100Ω (RS-422), V_CC = 4.5V
2.25
V
∆V_OD
Change in magnitude of differential
output voltage
RL = 54Ω (RS-485), V_CC = 4.5V
2.25
RL = 100Ω or 54Ω
-0.2
V
0.2
V
V_CM
Driver common-mode output voltage
(steady state)
RL = 100Ω or 54Ω
V_CC/2
3
V
∆V_CM
Change in magnitude of common-mode
output voltage
RL = 100Ω or 54Ω
-0.2
0.2
V
I_{A, B}
Input current (A and B)
I_OL
Output leakage (Y and Z)
V_OUT = 12V, DE = 0V
V_CC = 0V or 5.5V
V_OUT = -7V, DE = 0V
V_CC = 0V or 5.5V
V_OUT = 12V, DE = 0V
V_CC = 0V or 5.5V
V_OUT = -7V, DE = 0V
V_CC = 0V or 5.5V
-100
-100
125
µA
µA
125
µA
µA
I_OSD
Driver short-circuit output current
-7V ≤ V_OUT ≤ +12V
-250
250
mA
Receiver DC Characteristics
V_TH
∆V_OH
Receiver differential threshold voltage
(V_A - V_B)
Receiver input hysteresis
-7V ≤ V_CM ≤ 12V
V_CM = 0V
-200
-125
-50
mV
25
mV
R_IN
Receiver input resistance
-7V ≤ V_CM ≤ 12V
96
kΩ
I_OSC
Receiver output short-circuit current
Logic Inputs and Outputs
0V ≤ V_RO ≤ V_L
-120
120
mA
V_IH
Logic input thresholds (DI, DE, RE)
Logic input high
V_IL
1.65V ≤ V_L ≤ 5.5V & V_L ≤ V_CC
Logic input low
2/3*V_L
V
1/3*V_L
V
V_HYS
I_IN
I_INHS
V_OH
V_OL
I_OZR
Input hysteresis (DI, DE, RE)
50
mV
Logic input current (DI, DE, RE)
Logic input current hot swap (DE and RE)
Receiver output high voltage (RO)
Receiver output low voltage (RO)
High-Z receiver output current
0V ≤ V_IN ≤ V_L, after first transition
Until first transition
3.0V ≤ V_L ≤ 5.5V, I_OUT = -1mA
1.6V ≤ V_L ≤ 3.0V, I_OUT = -1mA
3.0V ≤ V_L ≤ 5.5V, I_OUT = 1mA
1.6V ≤ V_L ≤ 3.0V, I_OUT = 1mA
0V ≤ V_OUT ≤ V_L
V_L - 0.6
-1
1
μA
±320
μA
V
0.4
V
1
μA
REV2A
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