74HC164 Datasheet, PDF (10/20 Pages) NXP Semiconductors – 8-bit serial-in/parallel-out shift register

NXP Semiconductors
74HC164; 74HCT164
8-bit serial-in, parallel-out shift register
V_I
MR input
GND
V_I
CP input
GND
V_OH
Qn output
V_OL
V_M
t_W
f_rec
t_PHL
V_M
V_M
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(1) Measurement points are given in Table 8.
V_OL and V_OH are typical voltage output levels that occur with the output load.
Fig 8. Waveforms showing the master reset (MR) pulse width, the master reset to output (Qn) propagation
delays and the master reset to clock (CP) removal time
V_I
CP input
GND
V_I
Dn input
GND
V_M
t _su
t_h
V_M
t _su
t_h
V_OH
Qn output
V_OL
V_M
001aac428
(1) Measurement points are given in Table 8.
V_OL and V_OH are typical voltage output levels that occur with the output load.
The shaded areas indicate when the input is permitted to change for predictable output performance.
Fig 9. Waveforms showing the data set-up and hold times for Dn inputs
74HC_HCT164_4
Product data sheet
Rev. 04 — 2 February 2010
© NXP B.V. 2010. All rights reserved.
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