N74F240D-T NXP Semiconductors, N74F240D-T Datasheet - Page 6

• Manufacturer Part Number: N74F240D-T
• Description: Buffers & Line Drivers OCTAL 3-STATE BUFFER
• Manufacturer: NXP Semiconductors

Specifications of N74F240D-T

• Product Category: Buffers & Line Drivers
• Rohs: yes
• Number Of Input Lines: 8
• Number Of Output Lines: 8
• Polarity: Inverting
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: SOP-20
• High Level Output Current: - 15 mA
• Logic Family: F
• Logic Type: Bipolar
• Low Level Output Current: 64 mA
• Minimum Operating Temperature: 0 C
• Number Of Channels Per Chip: 8
• Output Type: 3-State
• Propagation Delay Time: 6.5 ns at 5 V
• Factory Pack Quantity: 2000
• Part # Aliases: N74F240D,623

Philips Semiconductors
AC WAVEFORMS
TEST CIRCUIT AND WAVEFORMS
2004 Feb 25
Yn, Yn
Octal inverting buffer
C
OEn
OEb
SWITCH POSITION
GENERATOR
DEFINITIONS:
R
R
L
TEST
t
t
All other
T
Waveform 1. Propagation delay for inverting outputs
Waveform 2. 3-state output enable time to high level
L
PLZ
PZL
PULSE
= Load resistor;
= Load capacitance includes jig and probe capacitance;
= Termination resistance should be equal to Z
Test Circuit for Open Collector Outputs
see AC electrical characteristics for value.
see AC electrical characteristics for value.
pulse generators.
Ian, Ibn
and output disable time from high level
Yn
V
IN
t
V
V
PZH
SWITCH
closed
closed
open
M
M
R
T
D.U.T.
t
PHL
V
CC
V
M
V
OUT
V
M
t
V
PHZ
M
C
L
V
M
t
PLH
V
M
R
R
L
L
SF00328
OUT
V
SF00330
OH
of
7.0 V
-0.3V
0V
NEGATIVE
PULSE
POSITIVE
PULSE
6
family
74F
1. For all waveforms, V
Notes to AC waveforms
Waveform 3. 3-state output enable time to low level and output
90%
Yn, Yn
10%
OEn
OEb
amplitude
3.0 V
V
INPUT PULSE REQUIREMENTS
V
M
90%
M
10%
t
t
TLH (
THL (
Input Pulse Definition
1.5 V
V
M
disable time from low level
t
t
r
f
V
t
)
PZL
)
M
rep. rate
M
1 MHz
t
t
= 1.5 V.
w
w
t
t
TLH (
THL (
V
M
500 ns 2.5 ns
t
t
r
f
t
10%
90%
)
)
w
t
V
PLZ
V
V
M
M
M
t
TLH
90%
10%
74F240
2.5 ns
t
THL
Product data
AMP (V)
0 V
0 V
AMP (V)
V
OL
SF00128
SF00331
+0.3V
3.5V