IDT54FCT2543AT 查看數據表（PDF） - Integrated Device Technology
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IDT54FCT2543AT Datasheet PDF : 7 Pages
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IDT54/74FCT543T/AT/CT/DT - 2543T/AT/CT
FAST CMOS OCTAL LATCHED TRANSCEIVER
MILITARY AND COMMERCIAL TEMPERATURE RANGES
SWITCHING CHARACTERISTICS OVER OPERATING RANGE
FCT543T/
FCT2543T
Com'l.
Mil.
Symbol
Parameter
Condition(1) Min.(2) Max. Min.(2) Max.
tPLH
Propagation Delay
tPHL
Transparant Mode
An to Bn or Bn to An
CL = 50pF
RL = 500Ω
1.5 8.5 1.5 10.0
tPLH
Propagation Delay
tPHL
LEBA to An, LEAB to Bn
tPZH
Output Enable Time
tPZL
OEBA or OEAB to An or Bn
CEBA or CEAB to An or Bn
1.5 12.5 1.5 14.0
1.5 12.0 1.5 14.0
tPHZ
Output Disable Time
tPLZ
OEBA or OEAB to An or Bn
CEBA or CEAB to An or Bn
1.5 9.0 1.5 13.0
tSU
Set-up Time, HIGH or LOW
An or Bn to LEBA or LEAB
3.0 — 3.0 —
tH
Hold Time, HIGH or LOW
An or Bn to LEBA or LEAB
tW
LEBA or LEAB Pulse Width
LOW
2.0 — 2.0 —
5.0 — 5.0 —
FCT543AT/
FCT2543AT
Com'l.
Mil.
Min.(2) Max. Min.(2) Max.
1.5 6.5 1.5 7.5
Unit
ns
1.5 8.0 1.5 9.0 ns
1.5 9.0 1.5 10.0 ns
1.5 7.5 1.5 8.5 ns
2.0 — 2.0 — ns
2.0 — 2.0 — ns
5.0 — 5.0 — ns
2513 tbl 09
FCT543CT/
FCT2543CT
Com'l.
Mil.
Symbol
Parameter
Condition(1) Min.(2)
tPLH
Propagation Delay
CL = 50pF
1.5
tPHL
Transparant Mode
RL = 500Ω
An to Bn or Bn to An
tPLH
Propagation Delay
1.5
tPHL
LEBA to An, LEAB to Bn
tPZH
Output Enable Time
1.5
tPZL
OEBA or OEAB to An or Bn
CEBA or CEAB to An or Bn
tPHZ
Output Disable Time
1.5
tPLZ
OEBA or OEAB to An or Bn
CEBA or CEAB to An or Bn
tSU
Set-up Time, HIGH or LOW
2.0
An or Bn to LEBA or LEAB
tH
Hold Time, HIGH or LOW
2.0
An or Bn to LEBA or LEAB
tW
LEBA or LEAB Pulse Width
5.0
LOW
NOTES:
1. See test circuits and waveforms.
2. Minimum limits are guaranteed but not tested on Propagation Delays.
3. This limit is guaranteed but not tested.
Max.
5.3
7.0
8.0
6.5
—
—
—
Min.(2)
1.5
1.5
1.5
1.5
2.0
2.0
5.0
Max.
6.1
8.0
9.0
7.5
—
—
—
FCT543DT
Com'l.
Min.(2) Max.
1.5 4.4
Mil.
Min.(2) Max.
—
—
Unit
ns
1.5 5.0 —
1.5 5.4 —
— ns
— ns
1.5 4.3 —
— ns
1.5 —
—
— ns
1.5 —
—
— ns
3.0(3) —
—
— ns
2513 tbl 10
6.17
5
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