IDT54FCT162260AT 데이터 시트보기 (PDF) - Integrated Device Technology
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IDT54FCT162260AT Datasheet PDF : 8 Pages
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IDT54/74FCT16260AT/CT/ET, 162260AT/CT/ET
FAST CMOS 12-BIT TRI-PORT BUS EXCHANGER
MILITARY AND COMMERCIAL TEMPERATURES RANGES
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:
3032 lnk 11
CL= Load capacitance: includes jig and probe capacitance.
RT = Termination resistance: should be equal to ZOUT of the Pulse
Generator.
3032 lnk 04
SET-UP, HOLD AND RELEASE TIMES
PULSE WIDTH
DATA
INPUT
TIMING
tSU
tH
3V
1.5V
0V
3V
LOW-HIGH-LOW
PULSE
1.5V
INPUT
1.5V
ASYNCHRONOUS CONTROL
PRESET
tREM
0V
3V
tW
CLEAR
ETC.
1.5V
0V
HIGH-LOW-HIGH
PULSE
1.5V
SYNCHRONOUS CONTROL
PRESET
CLEAR
CLOCK ENABLE
tSU
tH
3V
1.5V
0V
3032 lnk 06
ETC.
3032 lnk 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
3032 lnk 07
ENABLE
DISABLE
3V
CONTROL
INPUT
tPZL
1.5V
0V
tPLZ
OUTPUT
NORMALLY
LOW
SWITCH
CLOSED
tPZH
3.5V
1.5V
tPHZ
3.5V
0.3V VOL
OUTPUT
NORMALLY
HIGH
SWITCH
OPEN
1.5V
0V
0.3V VOH
0V
3032 lnk 08
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
5.4
7
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