74lvth244b NXP Semiconductors, 74lvth244b Datasheet - Page 9

• Manufacturer Part Number: 74lvth244b
• Description: 3.3 V Octal Buffer/line Driver; 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
74LVT_LVTH244B_3
Product data sheet
Table 10.
Input
V
2.7 V
Fig 6. Load circuitry for switching times
I
Test data is given in
Definitions test circuit:
R
C
R
V
f
EXT
L
L
T
i
Test data
= Load resistor.
= Load capacitance including jig and probe capacitance.
= Termination resistance should be equal to output impedance Z
10 MHz 500 ns
= Test voltage for switching times.
t
negative
W
positive
pulse
pulse
Rev. 03 — 3 March 2006
GENERATOR
0 V
0 V
V
V
Table
I
I
PULSE
90 %
10 %
t
10.
r
, t
2.5 ns 50 pF
f
t
t
f
r
74LVT244B; 74LVTH244B
V
V
V
M
M
Load
C
10 %
90 %
I
L
R T
V
DUT
t
t
R
500
W
W
CC
L
3.3 V octal buffer/line driver; 3-state
V
O
V
t
GND
V
V
PHZ
EXT
M
M
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
t
t
r
f
, t
C L
PZH
001aae235
o
V
of the pulse generator.
EXT
R L
R L
t
6 V
PLZ
, t
PZL
t
open
PLH
, t
9 of 15
PHL