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PDF 74F378 Data sheet ( Hoja de datos )
| Número de pieza | 74F378 | |
| Descripción | Hex D flip-flop with enable | |
| Fabricantes | Philips | |
| Logotipo |  |
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INTEGRATED CIRCUITS
74F378
Hex D flip-flop with enable
Product specification
IC15 Data Handbook
Philips
Semiconductors
1989 Oct 05
1 page  
Philips Semiconductors
Hex D flip-flop with enable
Product specification
74F378
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
fMAX
tPLH
tPHL
Maximum clock frequency
Propagation delay
CP to Qn
TEST
CONDITION
Waveform 1
Waveform 1
LIMITS
Tamb = +25°C
VCC = +5.0V
CL = 50pF, RL = 500Ω
MIN TYP MAX
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN MAX
80 100
80
3.0 5.5 7.5
3.5 6.0 8.5
3.0
3.5
8.5
9.5
UNIT
MHz
ns
AC SETUP REQUIREMENTS
SYMBOL
PARAMETER
ts (H)
ts (L)
th (H)
th (L)
ts (H)
ts (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 2
Waveform 2
Waveform 2
Waveform 2
Waveform 1
LIMITS
Tamb = +25°C
VCC = +5.0V
CL = 50pF, RL = 500Ω
MIN TYP MAX
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL= 50pF, RL = 500Ω
MIN MAX
4.0 4.0
4.0 4.0
00
00
4.0 4.0
10.0 10.0
00
00
4.0 4.0
6.0 6.0
UNIT
ns
ns
ns
ns
ns
AC WAVEFORMS
For all waveforms, VM = 1.5V.
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
SF00919
Waveform 1. Propagation Delay, Clock Input to Output,
Clock Pulse Width, and Maximum Clock Frequency
Dn VM VM
ts th
En VM VM
ts(L)
th=0
CP VM
VM VM
ts(H)
th=0
VM
SF00920
Waveform 2. Data and Enable Setup Time and Hold Times
1989 Oct 05
5
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet 74F378.PDF ] | |
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