74HCT244D-T NXP Semiconductors, 74HCT244D-T Datasheet - Page 9
![no-image](/images/manufacturer_photos/0/4/487/nxp_semiconductors_sml.jpg)
74HCT244D-T
Manufacturer Part Number
74HCT244D-T
Description
Buffer/Line Driver 8-CH Non-Inverting 3-ST CMOS 20-Pin SO T/R
Manufacturer
NXP Semiconductors
Datasheet
1.74HCT244D653.pdf
(22 pages)
Specifications of 74HCT244D-T
Package
20SO
Logic Family
HCT
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
22@4.5V ns
Polarity
Non-Inverting
Philips Semiconductors
Table 8:
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
74HC_HCT244_3
Product data sheet
Symbol
C
T
V
V
V
V
I
I
I
T
V
V
V
V
I
I
I
LI
OZ
CC
LI
OZ
CC
I
amb
I
amb
I
IH
IL
OH
OL
IH
IL
OH
OL
i
CC
CC
CC
= 40 C to +85 C
= 40 C to +125 C
Static characteristics 74HCT244
Parameter
additional quiescent supply
current
input capacitance
HIGH-state input voltage
LOW-state input voltage
HIGH-state output voltage
LOW-state output voltage
input leakage current
OFF-state output current
quiescent supply current
additional quiescent supply
current
HIGH-state input voltage
LOW-state input voltage
HIGH-state output voltage
LOW-state output voltage
input leakage current
OFF-state output current
quiescent supply current
additional quiescent supply
current
Conditions
per input pin; V
inputs at V
V
V
V
V
V
V
per input pin; V
V
or V
V
V
per input pin; V
inputs at V
V
V
V
V
V
V
per input pin; V
V
or V
V
V
per input pin; V
inputs at V
V
…continued
CC
CC
CC
I
I
I
O
I
CC
CC
CC
CC
I
I
I
O
I
CC
CC
I
I
I
I
I
I
I
I
= V
= V
= V
= V
= V
= V
= V
= V
Rev. 03 — 22 December 2005
O
O
O
O
O
O
O
O
= V
= V
CC
CC
= 4.5 V to 5.5 V
= 4.5 V to 5.5 V
= 4.5 V to 5.5 V
= 5.5 V
= 4.5 V to 5.5 V
= 4.5 V to 5.5 V
= 4.5 V to 5.5 V
= 5.5 V
= 4.5 V to 5.5 V
= 20 A
= 6.0 mA
= 20 A
= 6.0 mA
= 20 A
= 6.0 mA
= 20 A
= 6.0 mA
IH
IH
CC
CC
IH
IH
CC
CC
; I
; I
CC
CC
or V
or V
or V
or V
O
O
or GND; V
or GND; I
or GND; V
or GND; I
or GND; other pins at GND
or GND; other pins at GND
= 0 A; V
= 0 A; V
CC
CC
CC
IL
IL
IL
IL
or GND; I
or GND; I
or GND; I
; V
; V
; V
; V
I
I
I
I
I
= V
= V
= V
= V
= V
CC
CC
CC
CC
CC
CC
O
O
CC
CC
CC
= 4.5 V
= 4.5 V
IH
CC
= 4.5 V
= 4.5 V
IH
CC
= 0 A;
= 0 A;
= 5.5 V
= 5.5 V
or V
or V
= 5.5 V
= 5.5 V
O
O
O
2.1 V; other
2.1 V; other
2.1 V; other
= 0 A;
= 0 A;
= 0 A;
IL
IL
;
;
74HC244; 74HCT244
Octal buffer/line driver; 3-state
Min
-
2.0
-
4.4
3.84
-
-
-
-
-
2.0
-
4.4
3.7
-
-
-
-
-
-
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Typ
70
3.5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Max
252
-
-
0.8
-
-
0.1
0.33
80
315
-
0.8
-
-
0.1
0.4
160
343
1.0
5.0
1.0
10.0
Unit
pF
V
V
V
V
V
V
V
V
V
V
V
V
A
A
A
A
A
A
A
A
A
9 of 22