MC75172B, MC75174B
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11
COMPARING SYSTEM REQUIREMENTS
Characteristic
Symbol
EIA485
EIA422A
V.11 and X.27
GENERATOR (Driver)
Output Impedance (Note 1)
Zout
Not Specified
t100 W
50 10 100
W
Open Circuit Voltage
Differential
SingleEnded
VOCD
VOCS
1.5 to 6.0 V
t6.0 V
p6.0 V
p6.0 V, w/3.9 kW, Load
Loaded Differential Voltage
VOD
1.5 to 5.0 V, w/54
W load
q2.0 V or q 0.5 VOCD,
w/100
W load
q2.0 V or q 0.5 VOCD,
w/100
W load
Differential Voltage Balance
DVOD
t200 mV
p400 mV
t400 mV
Output Common Mode Range
VCM
7.0 to +12 V
Not Specified
Offset Voltage
VOS
1.0
t VOS t 3.0 V
p3.0 V
Offset Voltage Balance
DVOS
t200 mV
p400 mV
t400 mV
Short Circuit Current
IOS
p250 mA for 7.0 to 12 V
p150 mA to ground
Leakage Current (VCC = 0)
IOLK
Not Specified
p100 mA to 0.25 V thru
6.0 V
p100 mA to ± 0.25 V
Output Rise/Fall Time (Note 2)
tr, tf
p0.3 TB, w/54 W/1150 pF
load
p0.1 TB or p 20 ns, w/100
W load
p0.1 TB or p 20 ns, w/100
W load
RECEIVER
Input Sensitivity
Vth
± 200 mV
± 300 mV
Input Bias Voltage
Vbias
p3.0 V
Input Common Mode Range
Vcm
7.0 to 12 V
7.0 to 7.0 V
Dynamic Input Impedance
Rin
Spec number of U.L.
q4 kW
NOTES: 1. Compliance with V.11 and X.27 (Blue book) output impedance requires external resistors in series with the outputs of the
MC75172B and MC75174B.
2. TB = Bit time.
Additional Information
Copies of the EIA Recommendations (EIA485 and EIA422A) can be obtained from the Electronics Industries
Association, Washington, D.C. (2024574966). Copies of the CCITT Recommendations (V.11 and X.27) can be obtained
from the United States Department of Commerce, Springfield, VA (7034874600).
ORDERING INFORMATION
Device
Operating Temperature Range
Package
Shipping
MC75172BDW
TA = 40° to +85°C
SOIC20WB
38 Units / Rail
MC75172BDWG
SOIC20WB
(PbFree)
MC75172BDWR2
SOIC20WB
1000 / Tape & Reel
MC75172BDWR2G
SOIC20WB
(PbFree)
MC75174BDW
SOIC20WB
38 Units / Rail
MC75174BDWG
SOIC20WB
(PbFree)
MC75174BDWR2
SOIC20WB
1000 / Tape & Reel
MC75174BDWR2G
SOIC20WB
(PbFree)
MC75174BP
PDIP16
25 Units / Rail
MC75174BPG
PDIP16
(PbFree)
For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.