Texas Instruments SN74LS640-1N, 1 Bus Transceiver, 8-Bit Inverting TTL, 20-Pin PDIP

Currently unavailable
We don’t know if this item will be back in stock, it is being discontinued by the manufacturer.
Packaging Options:
RS Stock No.:
663-2565
Mfr. Part No.:
SN74LS640-1N
Brand:
Texas Instruments
Find similar products by selecting one or more attributes.
Select all

Brand

Texas Instruments

Logic Family

LS

Logic Function

Bus Transceiver

Number of Elements per Chip

1

Number of Channels per Chip

8

Polarity

Inverting

Mounting Type

Through Hole

Package Type

PDIP

Pin Count

20

Input Level

TTL

Output Level

TTL

Maximum High Level Output Current

-15mA

Maximum Low Level Output Current

48mA

Maximum Propagation Delay Time @ Maximum CL

15 ns @ 5 V

Propagation Delay Test Condition

45pF

Height

4.57mm

Dimensions

24.33 x 6.35 x 4.57mm

Minimum Operating Temperature

0 °C

Minimum Operating Supply Voltage

4.75 V

Width

6.35mm

Maximum Operating Temperature

+70 °C

Length

24.33mm

Maximum Operating Supply Voltage

5.25 V

74LS Family Bus Transceivers, Texas Instruments


Texas Instruments range of Bus Transceivers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power consumption.


74LS Family