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| MB2543 Datasheet, PDF (7/13 Pages) NXP Semiconductors – Dual octal latched transceivers with dual enable 3-State | |||
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Philips Semiconductors Advanced BiCMOS Products
Dual octal latched transceivers with dual enable
(3-State)
Product specification
MB2543
AC WAVEFORMS
VM = 1.5V, VIN = GND to 3.0V
VIN
VM
VM
VIN
VM
VM
VOUT
tPHL
VM
tPLH
VM
VOUT
tPLH
VM
tPHL
VM
Waveform 1. Propagation Delay For Inverting Output
ÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ nAx,nBx
VM
VM
Waveform 2. Propagation Delay For Non-Inverting
Output
VM
VM
ts(H)
th(H)
ts(L)
th(L)
nLEAB, nLEBA,
nEAB, nEBA
VM
tw(L)
VM
Waveform 3. Data Setup and Hold Times and
Latch Enable Pulse Width
nOEAB, nOEBA,
nEAB, nEBA
VM
VM
nOEAB, nOEBA,
nEAB, nEBA
VM
VM
tPZH
tPHZ
tPZL
tPLZ
nAx, nBx
VOH â0.3V
VM
0V
Waveform 4. 3-State Output Enable Time to High Level
and Output Disable Time from High Level
nAx, nBx
VM
VOL +0.3V
0V
Waveform 5. 3-State Output Enable Time to Low Level
and Output Disable Time from Low Level
NOTE: The shaded areas indicate when the input is permitted to change for predictable output performance.
August 23, 1993
7
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