MAX14782E_14 Datasheet, PDF (3/17 Pages) Maxim Integrated Products – 500Kbps 3.3V to 5V RS-485/RS-422 Transceiver with ±35kV HBM ESD Protection

MAX14782E
500Kbps 3.3V to 5V RS-485/RS-422 Transceiver
with ±35kV HBM ESD Protection
Electrical Characteristics (continued)
(V_CC = +3.0V to +5.5V, T_A = T_MIN to T_MAX, unless otherwise specified. Typical values are at V_CC = +5V and T_A = +25°C.) (Notes 2, 3)
PARAMETER
RECEIVER
Input Current
Differential Input Capacitance
Receiver Differential Threshold
Voltage
SYMBOL
CONDITIONS
IA, _B
C_{A, B}
VTH
DE = GND, V_CC = GND
or +5.5V
V_IN = +12V
V_IN = -7V
Between A and B, DE = GND, f = 4MHz
-7V ≤ V_CM ≤ +12V
MIN
TYP MAX UNITS
400 1000
µA
-800 +300
12
pF
-200
-105 -10
mV
Receiver Input Hysteresis
ΔV_TH
Receiver Input Resistance
R_IN
LOGIC INTERFACE (DI, DE, RE, RO)
Input-Voltage High
V_IH
Input-Voltage Low
V_IL
Input Hysteresis
VHYS
Input Current
IIN
Input Impedance on First Transition
V_CM = 0V
-7V ≤ V_CM ≤ +12V
DE, DI, RE
DE, DI, RE
DE, DI, RE
DE, DI, RE
DE, RE
10
mV
12
kΩ
2.0
V
0.8
V
50
mV
±1
µA
1
10
kΩ
RO Output-Voltage High
RO Output-Voltage Low
Receiver Three-State Output
Current
Receiver Output Short-Circuit
Current
VOHRO
V_OLRO
I_OZR
RE = GND, I_RO = -2mA,
(V_A - V_B) > 200mV
RE = GND, I_RO = 2mA,
(V_A - V_B) < -200mV
RE = V_CC, 0 ≤ V_RO ≤ V_CC
I_OSR 0 ≤ V_RO ≤ V_CC
V_CC - 1.5
V
0.4
V
±1
µA
±110 mA
PROTECTION
Thermal-Shutdown Threshold
TSHDN Temperature rising
+160
°C
Thermal-Shutdown Hysteresis
15
°C
IEC 61000-4-2 Air-Gap Discharge to GND
±20
ESD Protection on A and B Pins
IEC 61000-4-2 Contact Discharge to GND
±12
kV
Human Body Model
±35
ESD Protection, All Other Pins
Human Body Model
±2
kV
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