Datasheet Summary
MC54/74F521 8-BIT IDENTITY PARATOR
The MC54/74F521 is an expandable 8-bit parator. It pares two words of up to eight bits each and provides a LOW output when the two words match bit for bit. The expansion input IA = B also serves as an active-LOW enable input.
- pares Two 8-Bit Words in 6.5 ns Typical
- Expandable to Any Word Length
- 20-Pin Package
CONNECTION DIAGRAM (TOP VIEW)
VCC 20 OA = B 19 B7 18 A7 17 B6 16 A6 15 B5 14 A5 13 B4 12 A4 11
8-BIT IDENTITY PARATOR
FAST™ SCHOTTKY TTL
20 1
J SUFFIX CERAMIC CASE 732-03
1 IA = B
2 A0
3 B0
4 A1
5 B1
6 A2
7 B2
8 A3
9 B3
10 GND
20 1
N SUFFIX PLASTIC CASE 738-03
20 1
DW SUFFIX SOIC CASE 751D-03
ORDERING...