SN74F280B
SN74F280B is 9-Bit Parity Generators/Checkers manufactured by Texas Instruments.
description
These universal, monolithic, 9-bit parity generators/checkers feature odd and even outputs to facilitate operation of either odd or even parity application. The word-length capability is easily expanded by cascading.
The SN54F280B is characterized for operation over the full military temperature range of
- 55°C to 125°C. The SN74F280B is characterized for operation from 0°C to 70°C.
FUNCTION TABLE
NO. OF INPUTS A THRU I
THAT ARE HIGH
0, 2, 4, 6, 8
OUTPUTS
Σ EVEN H
Σ ODD L
1, 3, 5, 7, 9
H logic symbol†
SN54F280B, SN74F280B 9ĆBIT PARITY GENERATORS/CHECKERS
ą
SDFS008A
- D2932, APRIL 1986
- REVISED OCTOBER 1993
SN54F280B . . . J PACKAGE SN74F280B . . . D OR N PACKAGE
(TOP VIEW)
G1 H2 NC 3 I4 Σ EVEN 5 Σ ODD 6 GND 7
14 VCC 13 F 12 E 11 D 10 C 9B 8A
SN54F280B . . . FK PACKAGE (TOP VIEW)
H G NC VCC F
NC NC
I NC Σ EVEN
3 2 1 20 19
17 NC
16 D
15 NC
14 C
9 10 11 12 13
Σ ODD GND NC A B
- No internal...
