NXP Semiconductors
74HC4094; 74HCT4094
8-stage shift-and-store bus register
VI
OE input
GND
VCC
output
LOW-to-OFF
OFF-to-LOW
VOL
VOH
output
HIGH-to-OFF
OFF-to-HIGH
GND
VM
tPLZ
tPZL
tPHZ
VX
VY
VM
tPZH
VM
outputs
enabled
outputs
disabled
outputs
enabled
001aaf116
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Fig 11. Enable and disable times
Table 8. Measurement points
Type
Input
VM
74HC4094
0.5VCC
74HCT4094
1.3 V
Output
VM
0.5VCC
1.3 V
VX
0.1VOH
0.1VOH
VY
0.9VOH
0.9VOH
74HC_HCT4094
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 6 — 31 December 2012
© NXP B.V. 2012. All rights reserved.
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