74HC238 Datasheet, PDF (9/18 Pages) NXP Semiconductors – 3-to-8 line decoder/demultiplexer

NXP Semiconductors
74HC238; 74HCT238
3-to-8 line decoder/demultiplexer
E1, E2 input
V_M
Yn output
t_PHL
V_Y
t_THL
V_M
V_X
t_PLH
t_TLH
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Measurement points are given in Table 8.
V_OL and V_OH are typical voltage output levels that occur with the output load.
Fig 7. Input (E1, E2) to output (Yn) propagation delays and output transition times
Table 8. Measurement points
Type
Input
74HC238
74HCT238
V_M
0.5V_CC
1.3 V
Output
V_M
0.5V_CC
1.3 V
V_X
0.1V_CC
0.1V_CC
V_Y
0.9V_CC
0.9V_CC
74HC_HCT238_3
Product data sheet
Rev. 03 — 16 July 2007
© NXP B.V. 2007. All rights reserved.
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