SN74ALS520
SN74ALS520 is 8-BIT IDENTITY COMPARATORS manufactured by Texas Instruments.
SN54ALS520, SN74ALS518, SN74ALS520, SN74ALS521 8-BIT IDENTITY PARATORS
- pare Two 8-Bit Words
- Choice of Totem-Pole or Open-Collector
Outputs
- SN74ALS518 and ′ALS520 Have 20-kΩ
Pullup Resistors on Q Inputs
- Package Options Include Plastic
Small-Outline (DW) Packages, Ceramic
Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs
TYPE
INPUT PULLUP RESISTOR
OUTPUT FUNCTION AND
CONFIGURATION
SN74ALS518
Yes P = Q open collector
′ALS520
Yes P = Q totem pole
SN74ALS521‡
No
P = Q totem pole
‡ SN74ALS521 is identical to ′ALS688. description
These identity parators perform parisons on two 8-bit binary or BCD words. The SN74ALS518 provides P = Q...
