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PDF 74ALS377DB Data sheet ( Hoja de datos )
| Número de pieza | 74ALS377DB | |
| Descripción | Octal D flip-flop with enable | |
| Fabricantes | NXP Semiconductors | |
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INTEGRATED CIRCUITS
74ALS377
Octal D flip–flop with enable
Product specification
IC05 Data Handbook
1991 Feb 08
Philips
Semiconductors
1 page  
Philips Semiconductors
Octal D flip-flop with enable
Product specification
74ALS377
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
fMAX
tPLH
tPHL
Maximum clock frequency
Propagation delay
CP to Qn
AC SETUP REQUIREMENTS
SYMBOL
PARAMETER
tsu(H)
tsu(L)
th(H)
th(L)
tsu(H)
tsu(L)
th(H)
th(L)
tw(H)
tw(L)
Setup time, High or Low
Dn to CP
Hold time, High or Low
Dn to CP
Setup time, High or Low
E to CP
Hold time, High or Low
E to CP
CP pulse width,
High or Low
TEST CONDITION
Waveform 1
Waveform 1
TEST CONDITION
Waveform 2
Waveform 2
Waveform 2
Waveform 2
Waveform 1
LIMITS
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN MAX
65
2.0 8.0
3.0 11.0
UNIT
MHz
ns
LIMITS
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN MAX
5.0
5.0
0.0
0.0
1.0
1.0
3.0
3.0
6.0
8.0
UNIT
ns
ns
ns
ns
ns
AC WAVEFORMS
For all waveforms, VM = 1.3V.
The shaded areas indicate when the input is permitted to change for predictable output performance.
CP VM
1/fmax
tw(H)
tPHL
VM
tw(L)
VM
tPLH
Qn VM
VM
SF00294
Waveform 1. Propagation Delay for Clock Input to Output,
Clock Pulse Width, and Maximum Clock Frequency
Dn VM
tsu
E VM VM
tsu(L)
CP VM
VM
th
th = 0
VM VM
tsu(H)
th = 0
VM
SC00076
Waveform 2. Data and Enable Setup and Hold Times
1991 Feb 08
5
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet 74ALS377DB.PDF ] | |
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