74HC244D,652 Philips Semiconductors, 74HC244D,652 Datasheet - Page 8

• Manufacturer Part Number: 74HC244D,652
• Description: BUFFER; SOIC; -40; +125
• Manufacturer: Philips Semiconductors

Specifications of 74HC244D,652

• Capacitance, Input, Maximum: 3.5 pF
• Circuit Type: High Speed, Low-Power Schottky, Silicon Gate
• Current, Supply: 160 μA
• Logic Function: Buffer/Driver
• Logic Type: CMOS
• Number Of Circuits: Octal
• Package Type: SO-20
• Propagation Delay: 9 ns
• Special Features: Bus, Non-Inverting, Tri-State
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Supply: 5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

Philips Semiconductors
11. Dynamic characteristics
Table 9:
GND = 0 V; t
74HC_HCT244_3
Product data sheet
Symbol Parameter
T
t
t
t
t
t
t
t
t
C
T
t
t
t
t
t
t
t
t
PHL
PLH
PZH
PZL
PHZ
PLZ
THL
TLH
PHL
PLH
PZH
PZL
PHZ
PLZ
THL
TLH
amb
amb
PD
,
,
,
,
,
,
,
,
= 25 C
= 40 C to +85 C
propagation delay nAn to nYn see
3-state output enable time
nOE to nYn
3-state output disable time
nOE to nYn
output transition time
power dissipation
capacitance
propagation delay nAn to nYn see
3-state output enable time
nOE to nYn
3-state output disable time
nOE to nYn
output transition time
Dynamic characteristics 74HC244
r
= t
f
= 6 ns; C
L
= 50 pF unless otherwise specified; for test circuit see
Conditions
see
see
see
V
see
see
see
I
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
= GND to V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
Figure 6
Figure 7
Figure 7
Figure 6
Figure 6
Figure 7
Figure 7
Figure 6
= 2.0 V
= 4.5 V
= 5 V; C
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
CC
L
= 15 pF
74HC244; 74HCT244
[1]
Min
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Figure
Octal buffer/line driver; 3-state
8.
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Typ
30
11
9
9
36
13
10
39
14
11
14
5
4
35
-
-
-
-
-
-
-
-
-
-
-
-
Max
110
22
-
19
150
30
26
150
30
26
60
12
10
-
145
28
24
190
38
33
190
38
33
75
15
13
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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