MC75172B Datasheet, PDF (5/12 Pages) ON Semiconductor – QUAD EIA-485 LINE DRIVERS

VCC
0 or 3.0 V
Vin _{3.0 V}
S.G.
MC75172B MC75174B
Figure 5. Enable Timing, Single–Ended Outputs
50 pF
Vin
Vout
110Ω
1.5 V
tPZH(E)
Vout
2.3 V
3.0 V
1.5 V
0V
tPHZ(E)
VOH
0.5 V
VCC
0 or 3.0 V
Vin _{3.0 V}
S.G.
VCC
110Ω
Vin
Vout
1.5 V
tPZL(E)
50 pF
Vout
2.3 V
3.0 V
1.5 V
0V
tPLZ(E)
0.5 V
VOL
VCC
0 or 3.0 V
Vin _{3.0 V}
S.G.
Figure 6. Enable Timing, Differential Outputs
Vin
54 50 pF ^VOD
1.5 V
tPZD(E)
3.0 V
1.5 V
0V
tPDZ(E)
VOD
0
1.5 V
Disabled
Active
1.5 V
0
Disabled
p p NOTES: 1. S.G. set to: f 1.0 MHz; duty cycle = 50%; tf, tf, 5.0 ns.
2. Vin is inverted for Enable measurements.
MOTOROLA ANALOG IC DEVICE DATA
5