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MM54HC595 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. MM54HC595
Description  8-Bit Shift Registers with Output Latches
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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MM54HC595 Datasheet(HTML) 3 Page - National Semiconductor (TI)

   
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AC Electrical Characteristics VCCe5V TAe25 C tretfe6ns
Symbol
Parameter
Conditions
Typ
Guaranteed
Units
Limit
fMAX
Maximum Operating
MHz
Frequency of SCK
tPHL tPLH
Maximum Propagation
CLe
pF
ns
Delay SCK to QH
tPHL tPLH
Maximum Propagation
CLe
pF
ns
Delay RCK to QA thru QH
tPZH tPZL
Maximum Output Enable
RLe kX
Time from G to QA thru QH
CLe
pF
ns
tPHZ tPLZ
Maximum Output Disable
RLe kX
ns
Time from G to QA thru QH
CLe pF
tS
Minimum Setup Time
ns
from SER to SCK
tS
Minimum Setup Time
ns
from SCLR to SCK
tS
Minimum Setup Time
ns
from SCK to RCK
See Note
tH
Minimum Hold Time
ns
from SER to SCK
tW
Minimum Pulse Width
ns
of SCK or RCK
Note 5
This setup time ensures the register will see stable data from the shift-register outputs The clocks may be
connected together in which case the storage register state will be one clock pulse behind the shift register
AC Electrical Characteristics VCCe20–60V CLe50 pF tretfe6 ns (unless otherwise specified)
TAe25 C
74HC
54HC
Symbol
Parameter
Conditions
VCC
TAeb40 to 85 CTAeb55 to 125 C
Units
Typ
Guaranteed Limits
fMAX
Maximum Operating
CLe
pF
V
MHz
Frequency
V
MHz
V
MHz
tPHL tPLH
Maximum Propagation
CLe
pF
V
ns
Delay from SCK to Q H
CLe
pF
V
ns
CLe
pF
V
ns
CLe
pF
V
ns
CLe
pF
V
ns
CLe
pF
V
ns
tPHL tPLH
Maximum Propagation
CLe
pF
V
ns
Delay from RCK to QA thru QH
CLe
pF
V
ns
CLe
pF
V
ns
CLe
pF
V
ns
CLe
pF
V
ns
CLe
pF
V
ns
3


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