74LS240
74LS240 is LOW POWER SCHOTTKY manufactured by onsemi.
SN74LS240 SN74LS244 Octal Buffer/Line Driver with 3-State Outputs
The SN74LS240 and SN74LS244 are Octal Buffers and Line Drivers designed to be employed as memory address drivers, clock drivers and bus-oriented transmitters/receivers which provide improved PC board density. http://onsemi.
- Hysteresis at Inputs to Improve Noise Margins
- 3-State Outputs Drive Bus Lines or Buffer Memory Address
- Input Clamp Diodes Limit High-Speed Termination Effects
GUARANTEED OPERATING RANGES
Symbol VCC TA IOH Parameter Supply Voltage Operating Ambient Temperature Range Output Current
- High Min 4.75 0 Typ 5.0 25 Max 5.25 70
- 3.0
- 15 IOL Output Current
- Low 24 Unit V °C
Registers
LOW POWER SCHOTTKY m A m A m A
PLASTIC N SUFFIX CASE 738
20 1
SOIC DW SUFFIX CASE 751D
ORDERING INFORMATION
Device SN74LS240N SN74LS240DW SN74LS244N SN74LS244DW Package 16 Pin DIP 16 Pin 16 Pin DIP 16 Pin Shipping 1440 Units/Box 2500/Tape & Reel 1440 Units/Box 2500/Tape & Reel
© Semiconductor ponents Industries, LLC, 1999
December, 1999
- Rev. 6
Publication Order Number: SN74LS240/D
SN74LS240 SN74LS244
LOGIC AND CONNECTION DIAGRAMS DIP (TOP VIEW) SN74LS240
VCC 20 2G 19 1Y1 18 2A4 1Y2 2A3 1Y3 2A2 1Y4 2A1 17 16 15 14 13 12 11
1 1G
2 1A1
3 4 5 2Y4 1A2 2Y3
6 8 9 10 7 1A3 2Y2 1A4 2Y1...
