74HC2G126 Datasheet, PDF (7/14 Pages) NXP Semiconductors – Dual buffer/line driver; 3-state

NXP Semiconductors
12. Waveforms
74HC2G126; 74HCT2G126
Dual buffer/line driver; 3-state
V_I
nA input
GND
V_OH
nY output
V_OL
V_M
t_PHL
90%
V_M
10%
t_THL
t_PLH
V_I
t_TLH
mna948
Fig 6.
Measurement points are given in Table 9.
V_OL and V_OH are typical voltage output levels that occur with the output load.
Propagation delay input (nA) to output (nY) and transition time output (nY)
V_I
nOE input
GND
V_CC
output
LOW- to - OFF
OFF- to - LOW
V_OL
V_OH
output
HIGH - to - OFF
OFF- to - HIGH
GND
V_M
t _PLZ
t _PZL
t _PHZ
V_X
V_Y
outputs
enabled
V_M
t _PZH
outputs
disabled
V_M
outputs
enabled
mna949
Fig 7.
Measurement points are given in Table 9.
V_OL and V_OH are typical voltage output levels that occur with the output load.
Enable and disable times
Table 9. Measurement points
Type
Input
74HC2G126
74HCT2G126
V_M
0.5V_CC
1.3 V
Output
V_M
0.5V_CC
1.3 V
V_X
V_OL + 0.3 V
V_OL + 0.3 V
V_Y
V_OH − 0.3 V
V_OH − 0.3 V
74HC_HCT2G126_4
Product data sheet
Rev. 04 — 24 September 2009
© NXP B.V. 2009. All rights reserved.
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