PI74FCT244ATQE Pericom Semiconductor, PI74FCT244ATQE Datasheet - Page 2

• Manufacturer Part Number: PI74FCT244ATQE
• Description: IC BUFF/DVR DUAL N-INV 20QSOP
• Manufacturer: Pericom Semiconductor
• Series: 74FCTr

Specifications of PI74FCT244ATQE

• Logic Type: Buffer/Line Driver, Non-Inverting
• Number Of Elements: 2
• Number Of Bits Per Element: 4
• Current - Output High, Low: 15mA, 64mA
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-QSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Block Diagrams
Product Pin Description
Notes:
1. Only offered for PI74FCT244T
PI74FCT244/2244T Pin Confi guration
Pin Name
OEA, OEB
OEB
Dxx
Oxx
GND
V
CC
(1)
08-0291
OE
DA
OB
DA
OB
DA
OB
DA
OB
A
0
0
1
1
2
2
3
3
Description
3-State Output Enable Inputs (Active LOW)
3-State Output Enable Input (Active HIGH)
Inputs
Outputs
Ground
Power
GND
OE
OB
OB
OB
OB
DA
DA
DA
DA
PI74FCT244/2244T
A
0
0
1
1
2
2
3
3
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
*
OE
Vcc
OE
OA
DB
OA
DB
OA
DB
OA
DB
B
for 244T
0
1
2
3
B
0
1
2
3
OE
OA
OA
OA
OA
DB
DB
DB
DB
B
0
0
1
1
2
2
3
3
*
2
Truth Table
Notes:
1. H = High Voltage Level, X = Don't Care, L = Low
PI74FCT541/2541T Pin Confi guration
OE
Voltage Level, Z = High Impedance
H
L
L
A
OE
H
L
L
Inputs
B
Fast CMOS Non-Inverting Octal Buffer/Line Drivers
OE
(1)
H
H
L
D
D
D
D
D
D
D
D
PI74FCT541/2541T
B
GND
0
1
2
3
4
5
6
7
OE
(2)
D
D
D
D
D
D
D
D
A
0
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
OE
D
H
X
L
A
20
19
18
17
16
15
14
13
12
11
244
H
L
Z
O
O
O
O
O
O
O
O
OE
0
1
2
3
4
5
6
7
Vcc
OE
O
O
O
O
O
O5*
O
O
Outputs
B
0
1
2
3
4
6
7
PI74FCT244T/2244T
PI74FCT541T/2541T
*
*
*
*
*
*
*
B
PS2011G
(1)
541
H
L
Z
11/10/08