IDT74FCT163TL 데이터 시트보기 (PDF) - Integrated Device Technology
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IDT74FCT163TL Datasheet PDF : 7 Pages
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IDT54/74FCT161T/AT/CT, IDT54/74FCT163T/AT/CT
FAST CMOS SYNCHRONOUS PRESETTABLE BINARY COUNTERS
MILITARY AND COMMERCIAL TEMPERATURE RANGES
TEST CIRCUITS AND WAVEFORMS
TEST CIRCUITS FOR ALL OUTPUTS
V CC
7.0V
VIN
Pulse
Generator
D.U.T.
RT
VOUT
50pF
CL
500Ω
500Ω
SWITCH POSITION
Test
Switch
Open Drain
Disable Low
Closed
Enable Low
All Other Tests
Open
DEFINITIONS:
2611 lnk 08
CL= Load capacitance: includes jig and probe capacitance.
RT = Termination resistance: should be equal to ZOUT of the Pulse
Generator.
2611 drw 04
SET-UP, HOLD AND RELEASE TIMES
PULSE WIDTH
DATA
INPUT
TIMING
tSU
tH
3V
1.5V
0V
3V
LOW-HIGH-LOW
PULSE
INPUT
1.5V
ASYNCHRONOUS CONTROL
PRESET
tREM
0V
3V
tW
CLEAR
ETC.
1.5V
0V
HIGH-LOW-HIGH
PULSE
SYNCHRONOUS CONTROL
PRESET
CLEAR
CLOCK ENABLE
tSU
tH
3V
1.5V
0V
ETC.
2611 drw 05
1.5V
1.5V
2611 drw 06
PROPAGATION DELAY
SAME PHASE
INPUT TRANSITION
tPLH
tPHL
OUTPUT
tPLH
tPHL
OPPOSITE PHASE
INPUT TRANSITION
3V
1.5V
0V
VOH
1.5V
VOL
3V
1.5V
0V
2611 drw 07
ENABLE AND DISABLE TIMES
ENABLE
DISABLE
CONTROL
INPUT
OUTPUT
NORMALLY
LOW
tPZL
SWITCH
CLOSED
tPZH
OUTPUT
NORMALLY
HIGH
SWITCH
OPEN
tPLZ
3.5V
1.5V
tPHZ
1.5V
0V
3V
1.5V
0V
3.5V
0.3V VOL
0.3V VOH
0V
2611 drw 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
6.7
6
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