74LVC244APW NXP Semiconductors, 74LVC244APW Datasheet - Page 10

• Manufacturer Part Number: 74LVC244APW
• Description: Buffer/Line Driver 8-CH Non-Inverting 3-ST CMOS 20-Pin TSSOP Tube
• Manufacturer: NXP Semiconductors

Specifications of 74LVC244APW

• Package: 20TSSOP
• Logic Family: LVC
• Logic Function: Buffer/Line Driver
• Number Of Outputs Per Chip: 8
• Output Type: 3-State
• Input Signal Type: Single-Ended
• Maximum Propagation Delay Time @ Maximum Cl: 2.8(Typ)@3.3V ns
• Tolerant I/os: 5 V
• Typical Quiescent Current: 0.1 uA
• Polarity: Non-Inverting

NXP Semiconductors
Table 9.
[1]
74LVC_LVCH244A_6
Product data sheet
Supply voltage
1.2 V
2.7 V
3.0 V to 3.6 V
Fig 8.
The circuit performs better when R
Test data is given in
Definitions for test circuit:
R
C
R
V
Test circuit for measuring switching times
EXT
L
L
T
Test data
= Load resistance.
= Load capacitance including jig and probe capacitance.
= Termination resistance should be equal to output impedance Z
= External voltage for measuring switching times.
Input
V
V
2.7 V
2.7 V
I
CC
Table
9.
negative
L
positive
= 1 k .
pulse
pulse
0 V
0 V
V
V
t
r
I
I
, t
2.5 ns
2.5 ns
2.5 ns
G
f
90 %
10 %
Rev. 06 — 13 August 2009
V
I
t
t
f
r
V
V
M
M
10 %
90 %
Load
C
50 pF
50 pF
50 pF
R T
L
V
DUT
CC
74LVC244A; 74LVCH244A
t
t
W
W
V
O
R
500
500
500
o
L
of the pulse generator.
C L
[1]
V
V
M
M
001aae331
t
t
V
r
f
EXT
R L
R L
V
t
open
open
open
PLH
EXT
, t
Octal buffer/line driver; 3-state
PHL
t
2
2
2
PLZ
V
V
V
, t
CC
CC
CC
PZL
© NXP B.V. 2009. All rights reserved.
t
GND
GND
GND
PHZ
, t
10 of 18
PZH