74ACT1284TTR STMicroelectronics, 74ACT1284TTR Datasheet - Page 2

• Manufacturer Part Number: 74ACT1284TTR
• Description: IC TXRX IEEE 1284 HS 20-TSSOP
• Manufacturer: STMicroelectronics
• Series: 74ACTr

Specifications of 74ACT1284TTR

• Logic Type: IEEE STD 1284 Translation Transceiver
• Supply Voltage: 4.5 V ~ 5.5 V
• Number Of Bits: 4
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

74ACT1284
LOGIC DIAGRAM
PIN DESCRIPTION
TRUTH TABLE
2/11
DIR
H
H
L
L
INPUT
12 - 14
PIN N.
15, 16
1 - 4
7 - 9
5, 6
10
11
HD
H
H
L
L
B1 - B4 Data to A1 - A4
A5 - A7 Data to B5 - B7
A1 - A7 Data to B1 - B7
SYMBOL
A1 - A4
A5 - A7
B5 - B7
GND
V
DIR
HD
FUNCTION
CC
Side A Input or Output
Ground
Side A Input
Direction Control Input
High Drive Enable Input
Side B Output
Power Supply
NAME AND FUNCTION
B5 - B7 Open Drain
B1 - B7 Open Drain
B5 - B7 Totem Pole
B1 - B7 Totem Pole
OUTPUTS