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| 74ABT853 Datasheet, PDF (6/7 Pages) NXP Semiconductors – 8-bit transceiver with 9-bit parity checker/ generator and flag latch 3-State | |||
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Philips Semiconductors
8-bit transceiver with 9-bit parity checker/
generator and flag latch (3-State)
Product specification
74ABT853
AC WAVEFORMS
VM = 1.5V, VIN = GND to 3.0V
INPUT
VM
VM
tPHL
tPLH
OUTPUT
VM
VM
SA00216
Waveform 1. Propagation Delay For Inverting Output
OEA, OEB
VM
VM
tPZH
tPHZ
OUTPUT
VOH â0.3V
VM
0V
SA00238
Waveform 2. 3-State Output Enable Time to High Level and
Output Disable Time from High Level
CLEAR
VM
VM
tw(L)
ERROR
VM
tPLH
SA00265
Waveform 3. CLEAR Pulse Width and CLEAR to ERROR Delay
INPUT
VM
tPLH
VM
tPHL
OUTPUT
VM
VM
SA00023
Waveform 4. Propagation Delay For Non-Inverting Output
OEA, OEB
VM
tPZL
VM
tPLZ
OUTPUT
VM
VOL +0.3V
0V
SA00239
Waveform 5. 3-State Output Enable Time to Low Level and
Output Disable Time from Low Level
ÃÃÃ CLEAR,
ÃÃÃÃÃÃ Bn, PARITY
VM
ÃÃÃVMÃÃÃÃÃÃÃÃÃÃÃÃVÃÃÃM ÃÃÃVMÃÃÃÃÃÃÃÃÃ
ts(H)
th(H)
ts(L)
th(L)
tw(L)
ENABLE
VM
VM
VM
NOTE: The shaded areas indicate when the input is permitted to
change for predictable output performance.
SA00266
Waveform 6. Data Setup and Hold Times and ENABLE Pulse
Width
1995 Sep 06
6
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