N74F656AD,623 NXP Semiconductors, N74F656AD,623 Datasheet - Page 5

• Manufacturer Part Number: N74F656AD,623
• Description: IC BUFFER/DRIVER OCTAL 24SOIC
• Manufacturer: NXP Semiconductors
• Series: 74Fr

Specifications of N74F656AD,623

• Logic Type: Buffer/Driver with Parity
• Supply Voltage: 4.5 V ~ 5.5 V
• Number Of Bits: 8
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (7.5mm Width)
• Logic Family: F
• Number Of Channels Per Chip: 8
• Polarity: Non-Inverting
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• High Level Output Current: - 15 mA
• Low Level Output Current: 64 mA
• Minimum Operating Temperature: 0 C
• Number Of Lines (input / Output): 8 / 8
• Output Type: 3-State
• Propagation Delay Time: 7 ns at 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 933858990623; N74F656AD-T; N74F656AD-T

NXP Semiconductors
6. Functional description
Table 3.
[1]
Table 4.
[1]
74F656A_5
Product data sheet
Input
OE0
L
L
H
X
X
Inputs
Even number of inputs
(0, 2, 4, 6, 8)
Odd number of inputs
(1, 3, 5, 7, 9)
Any OEn
H = HIGH voltage level;
L = LOW voltage level;
X = don’t care;
Z = high-impedance OFF-state.
H = HIGH voltage level;
L = LOW voltage level;
Z = high-impedance OFF-state.
Function selection
Function parity outputs
6.1 Function table
OE1
L
L
X
H
X
State
H
H
H
[1]
[1]
OE2
L
L
X
X
H
Rev. 05 — 25 March 2010
Parity output
ΣE
H
L
Z
Dn
L
H
X
X
X
Octal buffer/driver with parity; non-inverting; 3-state
Output
Qn
L
H
Z
Z
Z
ΣO
L
H
Z
Status
transparent
disabled
74F656A
© NXP B.V. 2010. All rights reserved.
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