Octal Buffers/Drivers
P
ARAMETER
Supply Voltage
High-Level Input Voltage
Low-Level Input Voltage
High-Level Output Current
Low-Level Output Current
Input Clamp Current
Thermal Impedance — Flat Package
Operating Temperature
S
YMBOL
V
CC
V
IH
V
IL
I
OH
I
OL
I
IK
M
IN
4.5
2.0
--
--
--
--
--
-55
54BCT244
M
AX
5.5
--
0.8
-12
48
-18
5.56
125
U
NIT
V
V
V
mA
mA
mA
°C/W
°
C
T
ABLE
4. 54BCT244 R
ECOMMENDED
O
PERATING
C
ONDITIONS1
Θ
JC
T
A
1. All unused control inputs must be held high or low to ensure proper device operation.
T
ABLE
5. 54BCT244 DC E
LECTRICAL
C
HARACTERISTICS
(V
CC
= 5V ±10%, T
A
= -55
°
C
TO
125
°
C,
UNLESS OTHERWISE SPECIFIED
)
P
ARAMETER
Input Clamp Voltage
High-Level Output Voltage
Low-Level Output Voltage
Input Current
Off-State Output Current High-Level Volt-
age Applied
Off-State Output Current Low-Level Volt-
age Applied
High Level Input Current
Low Level Input Current
Short-circuit Output Current
1
Supply Current, Outputs High
Supply Current, Outputs Low
Supply Current, Outputs Disabled to High
Impedance State
S
YMBOL
V
IK
V
OH
V
OL
I
I
I
OZH
I
OZL
I
IH1
I
IH2
I
IL
I
OS
I
CCH
I
CCL
I
CCZ
T
EST
C
ONDITIONS
V
CC
= 4.5 V
V
CC
= 4.5 V
V
CC
= 4.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
V
CC
= 5.5 V
I
I
= -18 mA
I
OH
= -3 mA
I
OH
= -12 mA
I
OL
= 48 mA
V
I
= 7 V
V
I
= 2.7 V
V
O
= 0.5 V
V
I
= 7 V
V
I
= 2.7 V
V
I
= 0.5 V
V
O
= 0.0 V
Outputs Open
Outputs Open
Outputs Open
--
--
--
--
--
-100
--
--
--
M
IN
--
2.4
2
--
M
AX
-1.2
--
--
0.55
0.1
50
-50
0.1
20
-1.0
-225
40
80
10
V
mA
µA
µA
mA
µA
mA
mA
mA
mA
mA
U
NIT
V
V
Memory
1. Not more than one output should be shorted at one time and the duration of test shall not exceed one second.
1000608
12.19.01 Rev 5
All data sheets are subject to change without notice
3
©2001 Maxwell Technologies
All rights reserved.
MAXWELL [ MAXWELL TECHNOLOGIES ]
