Datasheet

13
NOTES:
5. Data valid goes to high level in advance of the data out by a maximum of 38ns at V
CC
= 4.5V for C
L
= 50pF and T
A
= 25
o
C.
6. At V
CC
= 4.5V, ripple time from position 1 to position 16.
7. At V
CC
= 4.5V, ripple time from position 16 to position 1.
FIGURE 13. TIMING DIAGRAM FOR THE CD74HC/HCT40105
SHIFT-IN PULSES
HAVE NO EFFECT
MASTER
RESET
SHIFT IN
(DATA VALID)
INPUTS
SHIFT OUT
OUTPUTS
INPUT READY
(CLEAR OUT)
OUTPUT READY
(DATA VALID)
DATA IN
(Db)
THREE-STATE
(OUTPUT
ENABLE)
DATA OUT (UNKNOWN) HIGH Z
INVALID
≈180ns
(NOTE 7)
≈180ns
(NOTE 6)
(NOTE 5)
INPUTS
SHIFT-OUT PULSES
HAVE NO EFFECT
1011 10
1011 100011111000
(NOTE 5)
CD54HC40105, CD74HC40105, CD54HCT40105, CD74HCT40105