74FCT240ATQG8 IDT, 74FCT240ATQG8 Datasheet - Page 5

• Manufacturer Part Number: 74FCT240ATQG8
• Description: Buffers & Line Drivers
• Manufacturer: IDT

Specifications of 74FCT240ATQG8

• Rohs: yes
• Part # Aliases: IDT74FCT240ATQG8

ASYNCHRONOUS CONTROL
SYNCHRONOUS CONTROL
TEST CIRCUITS AND WAVEFORMS
IDT54/74FCT240AT/CT
FAST CMOS OCTAL BUFFER/LINE DRIVER
Generator
CLOCK ENABLE
INPUT TRANSITION
INPUT TRANSITION
Pulse
OPPOSITE PHASE
SAME PHASE
PRESET
PRESET
TIMING
CLEAR
CLEAR
INPUT
DATA
INPUT
OUTPUT
V
ETC.
ETC.
Set-Up, Hold, and Release Times
IN
Test Circuits for All Outputs
R
Propagation Delay
T
D.U.T
.
V
t
PLH
t
CC
PLH
t
t
SU
SU
V
OUT
t
REM
t
H
t
t
C
PHL
PHL
50pF
L
t
H
Octal Link
500W
500W
Octal Link
Octal Link
3V
1.5V
0V
V
1.5V
V
3V
1.5V
0V
7.0V
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
3V
1.5V
0V
OH
OL
5
SWITCH POSITION
DEFINITIONS:
C
R
NOTES:
1. Diagram shown for input Control Enable-LOW and input Control Disable-HIGH.
2. Pulse Generator for All Pulses: Rate ≤ 1.0MHz; t
L
T
= Load capacitance: includes jig and probe capacitance.
= Termination resistance: should be equal to Z
NORMALLY
NORMALLY
CONTROL
HIGH-LOW-HIGH
LOW-HIGH-LOW
OUTPUT
OUTPUT
INPUT
All Other Tests
HIGH
LOW
Disable Low
Enable Low
Open Drain
MILITARY AND INDUSTRIAL TEMPERATURE RANGES
Test
PULSE
PULSE
SWITCH
CLOSED
SWITCH
OPEN
ENABLE
Enable and Disable Times
t
t
PZH
PZL
Pulse Width
1.5V
1.5V
3.5V
0V
t
PHZ
OUT
t
F
W
DISABLE
≤ 2.5ns; t
of the Pulse Generator.
t
PLZ
Switch
Closed
Open
R
0.3V
0.3V
≤ 2.5ns.
Octal Link
Octal Link
3V
1.5V
0V
3.5V
V
V
0V
OL
OH
1.5V
1.5V