IDT74FST16163213PF Ver la hoja de datos (PDF) - Integrated Device Technology
Número de pieza
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Fabricante
IDT74FST16163213PF Datasheet PDF : 6 Pages
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DT74FST163213
24-BIT BUS EXCHANGE SWITCH
COMMERCIAL TEMPERATURE RANGE
TEST CIRCUITS AND WAVEFORMS
TEST CIRCUITS FOR ALL OUTPUTS
V CC
VIN
Pulse
Generator
D.U.T.
RT
V OUT
50pF
CL
500Ω
500Ω
7.0V
SWITCH POSITION
Test
Switch
Open Drain
Disable Low
Closed
Enable Low
All Other Tests
Open
DEFINITIONS:
3684 lnk 08
CL= Load capacitance: includes jig and probe capacitance.
RT = Termination resistance: should be equal to ZOUT of the Pulse
Generator.
3684 drw 03
SET-UP, HOLD AND RELEASE TIMES
PULSE WIDTH
DATA
INPUT
tSU
TIMING
INPUT
ASYNCHRONOUS CONTROL
PRESET
CLEAR
ETC.
SYNCHRONOUS CONTROL
PRESET
CLEAR
CLOCK ENABLE
tSU
ETC.
tH
tREM
tH
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
3684 drw 04
LOW-HIGH-LOW
PULSE
HIGH-LOW-HIGH
PULSE
1.5V
tW
1.5V
3684 drw 05
PROPAGATION DELAY
SAME PHASE
INPUT TRANSITION
tPLH
tPHL
OUTPUT
tPLH
tPHL
OPPOSITE PHASE
INPUT TRANSITION
ENABLE AND DISABLE TIMES
3V
1.5V
0V
VOH
1.5V
VOL
3V
1.5V
0V
3684 drw 06
ENABLE
CONTROL
INPUT
OUTPUT
NORMALLY
LOW
tPZL
SWITCH
CLOSED
tPZH
OUTPUT
NORMALLY
HIGH
SWITCH
OPEN
DISABLE
tPLZ
3.5V
1.5V
0.3V
tPHZ
1.5V
0V
0.3V
3V
1.5V
0V
3.5V
VOL
VOH
0V
3684 drw 07
NOTES:
1. Diagram shown for input Control Enable-LOW and input Control Disable-
HIGH
2. Pulse Generator for All Pulses: Rate ≤ 1.0MHz; tF ≤ 2.5ns; tR ≤ 2.5ns
5
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