MAX14840E_15 Datasheet, PDF (3/16 Pages) Maxim Integrated Products – 40Mbps, +3.3V, RS-485 Half-Duplex Transceivers

MAX14840E/MAX14841E 40Mbps, +3.3V, RS-485 Half-Duplex Transceivers
DC Electrical Characteristics (continued)
(VCC = +3.0V to +3.6V, TA = -40NC to +125NC, unless otherwise noted. Typical values are at VCC = +3.3V and TA = +25NC.) (Notes 3, 4)
PARAMETER
Receiver Differential Threshold
Voltage (MAX14840E Only)
Receiver Input Hysteresis
(MAX14840E Only)
Receiver Differential Threshold
Voltage (MAX14841E Only)
Receiver Input Hysteresis
(MAX14841E Only)
LOGIC INTERFACE
Input High Voltage
Input Low Voltage
Input Hysteresis
Input Current
Input Impedance on First
Transition
Output High Voltage
Output Low Voltage
Three-State Output Current at
Receiver
Receiver Output Short-Circuit
Current
PROTECTION
Thermal-Shutdown Threshold
Thermal-Shutdown Hysteresis
ESD Protection: A, B to GND
ESD Protection: All Other Pins
SYMBOL
V_THF
V_THR
CONDITIONS
-7V P V_CM P 12V, V_OD falling
-7V P V_CM P 12V, V_OD rising
V_CM = 0V
V_TH
-7V P V_CM P 12V
DV_TH V_CM = 0V
V_IH
V_IL
V_HYS
I_IN
DE, DI
RE
DE, DI, RE
DE, DI, RE
DE, DI, RE
DE, RE
V_OH
V_OL
I_OZR
RE = GND, I_O = -1mA, V_A - V_B > 200mV
RE = GND, I_O = 1mA, V_A - V_B < -200mV
RE = V_CC, 0V P V_O P V_CC
I_OSR 0V P V_RO P V_CC
T_TS
T_TSH
IEC 61000-4-2 Air Gap Discharge
IEC 61000-4-2 Contact Discharge
HBM
HBM
MIN
-200
10
20
TYP
170
MAX
-10
200
UNITS
mV
mV
mV
-200 -105 -10
mV
10
mV
2.0
5.5
V
2.0
0.8
V
50
mV
-1
+1
FA
1
10
kI
V_CC -
1.5
V
0.4
V
-1
+1
FA
-95
+95
mA
160
NC
15
NC
Q20
Q12
kV
Q35
Q2
kV
Switching Characteristics
(VCC = +3.0V to +3.6V, TA = -40NC to +125NC, unless otherwise noted. Typical values are at VCC = +3.3V and TA = +25NC.) (Notes 2, 3)
PARAMETER
DRIVER
Propagation Delay
Differential Driver Output Skew
|t_DPLH - t_DPHL|
SYMBOL
CONDITIONS
t_DPLH
t_DPHL
t_DSKEW
R_L = 54I, C_L = 50pF, Figures 2 and 3
(Note 6)
R_L = 54I, C_L = 50pF, Figures 2 and 3
(Notes 6, 9)
MIN TYP MAX UNITS
5
12
20
ns
5
12
20
2
ns
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