74ABT657D,623 NXP Semiconductors, 74ABT657D,623 Datasheet - Page 5

• Manufacturer Part Number: 74ABT657D,623
• Description: IC TRANSCVR TRI-ST 8BIT 24SOIC
• Manufacturer: NXP Semiconductors
• Series: 74ABTr

Specifications of 74ABT657D,623

• Logic Type: Transceiver, Non-Inverting
• Package / Case: 24-SOIC (7.5mm Width)
• Number Of Elements: 1
• Number Of Bits Per Element: 8
• Current - Output High, Low: 32mA, 64mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Logic Family: ABT
• Number Of Channels Per Chip: 8
• Input Level: TTL
• Output Level: TTL
• Output Type: 3-State
• High Level Output Current: - 32 mA
• Low Level Output Current: 64 mA
• Propagation Delay Time: 4.1 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 85 C
• Function: Bus Transceiver with Parity Checker
• Input Bias Current (max): 30000 uA
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Polarity: Non-Inverting
• Number Of Circuits: 1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 74ABT657D-T; 74ABT657D-T; 935045290623

NXP Semiconductors
6. Functional description
Table 3.
[1]
74ABT657_3
Product data sheet
Number of
inputs HIGH
0, 2, 4, 6 and 8
(even)
1, 3, 5 and 7
(odd)
Don’t care
H = HIGH voltage level;
L = LOW voltage level;
X = don’t care;
Z = high-impedance OFF-state.
Function selection
Inputs
OE
L
L
L
L
L
L
L
L
L
L
L
L
H
6.1 Function selection
[1]
T/R
H
H
L
L
L
L
H
H
L
L
L
L
X
All information provided in this document is subject to legal disclaimers.
Rev. 03 — 15 March 2010
ODD/EVEN
H
L
H
H
L
L
H
L
H
H
L
L
X
Octal transceiver with parity generator/checker; 3-state
Data I/O
PARITY
H
L
H
L
H
L
L
H
H
L
H
L
Z
Output
ERROR
Z
Z
H
L
L
H
Z
Z
L
H
H
L
Z
74ABT657
© NXP B.V. 2010. All rights reserved.
Mode
transmit
transmit
receive
receive
receive
receive
transmit
transmit
receive
receive
receive
receive
3-state
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