HD26LS32A Datasheet, PDF (5/5 Pages) Hitachi Semiconductor – Quadruple Differential Line Receivers With 3 State Outputs

HD26LS32A
HD26LS32A
2. tHZ, tZH
Test circuit
2.5 V
Input
Pulse
Generator
2V
3. tLZ, tZL
VCC
Waveforms
Output ^{2 KΩ}
S1
Enable G _{1.3 V}
3V
1.3 V
0V
CL _{5 KΩ}
Enable G _{1.3 V}
3V
1.3 V
0V
Output
1.3 V
tZH
S1:Open
0.5 V
≈1.4 V
0V
tHZ
S1:Closed
Test circuit
–2.5 V
Input
Pulse
Generator
2V
Waveforms
VCC
Output _{2 KΩ}
Enable G _{1.3 V}
CL _{5 KΩ}
Enable G _{1.3 V}
3V
1.3 V
0V
3V
1.3 V
0V
S2
Output
1.3 V
1.4 V
VOL
0.5 V
tZL
S2:Open
tLZ
S2:Closed
Notes: 1. The pulse generator has the following characteristics :
PRR=1 MHZ, 50 % duty cycle, tr ≤ 6ns, tf ≤ 6ns, Zout=50 Ω.
2. CL includes probe and jig capacitance.
3. All diodes are 1S2074 _H
4. To test G input,ground G input and apply an inverted
input waveform.
5