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| MB2374 Datasheet, PDF (6/12 Pages) NXP Semiconductors – Dual octal D-type flip-flop; positive-edge trigger (3-State) | |||
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Philips Semiconductors
16-bit D-type flip-flop; positive-edge trigger (3-State)
Product specification
MB2374
AC SETUP REQUIREMENTS
GND = 0V, tR = tF = 2.5ns, CL = 50pF, RL = 500â¦
SYMBOL
PARAMETER
WAVEFORM
ts(H)
ts(L)
Setup time, High or Low
nDx to nCP
2
th(H)
th(L)
Hold time, High or Low
nDx to nCP
2
tw(H)
tw(L)
nCP pulse width
High or Low
1
AC WAVEFORMS
VM = 1.5V, VIN = GND to 3.0V
1/fMAX
nCP
VM
tw(H)
tPHL
VM
tw(L)
VM
tPLH
nQx
VM
VM
SB00066
Waveform 1. Propagation Delay, Clock Input to Output,
Clock Pulse Width, and Maximum Clock Frequency
ÃÃÃ ÃÃÃÃÃÃÃÃÃ nDx
VM
ÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ts(H)
VM
th(H)
VM
ts(L)
VM
th(L)
nCP
VM
VM
NOTE: The shaded areas indicate when the input is permitted
to change for predictable output performance.
SB00067
Waveform 2. Data Setup and Hold Times
Tamb = +25oC
VCC = +5.0V
MIN
TYP
1.0
0.3
1.0
0.1
1.0
â0.1
1.0
â0.3
2.8
1.2
2.8
1.5
LIMITS
Tamb = -40 to +85oC
VCC = +5.0V ±0.5V
MIN
1.0
1.0
1.0
1.0
2.8
2.8
UNIT
ns
ns
ns
OE
VM
VM
nQx
tPZH
VM
tPHZ
VOH
VOH â0.3V
0V
SB00068
Waveform 3. 3âState Output Enable Time to High Level and
Output Disable Time from High Level
OE
VM
VM
tPZL
tPLZ
nQx
VM
VOL +0.3V
VOL
SB00069
Waveform 4. 3âState Output Enable Time to Low Level and
Output Disable Time from Low Level
1993 Aug 23
6
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