74HC540 Octal 3-state Inverting Buffer IC - DIP-20 Package

74HC540 Octal 3-State Inverting Buffer IC - DIP-20 Package is a high-speed CMOS octal inverting buffer and line driver featuring three-state outputs for efficient bus interfacing and signal buffering. It includes two active-low output enable inputs that allow independent control of the outputs, making it ideal for microprocessor systems, memory interfacing, data buses, and digital communication applications. The 74HC540 offers low power consumption, high noise immunity, and TTL-compatible inputs in a standard DIP-20 package.

Features:

1. Octal Inverting Buffer and Line Driver
2. Three-State Outputs
3. Two Active-Low Output Enable Inputs
4. High-Speed CMOS Logic
5. Low Power Consumption
6. Wide Operating Voltage Range
7. High Noise Immunity
8. TTL Compatible Inputs
9. High Output Drive Capability
10. Suitable for Bus-Oriented Applications
11. Reliable Signal Buffering and Isolation
12. DIP-20 Through-Hole Package
13. Ideal for Microprocessor and Memory Interfacing
14. RoHS Compliant

Specifications:

Parameter	Value
Product Type	Octal 3-State Inverting Buffer IC
Model	74HC540
Logic Family	74HC CMOS
Package	DIP-20
Number of Buffers	8 (Inverting)
Output Type	Three-State
Output Enable	Dual Active-Low Enable Inputs
Supply Voltage (VCC)	2V to 6V
Logic Voltage	5V (Typical)
Propagation Delay	13ns (Typical @ 5V)
Output Drive Current	±7.8mA (Typical @ 5V)
Operating Temperature	-40°C to +85°C
Mounting Type	Through Hole
Applications	Bus Drivers, Data Buffering, Memory Interfacing, Microprocessor Systems, Digital Logic Circuits, Signal Isolation
RoHS Compliance	Yes

Pin Configuration:

Pin	Function
1	OE1 (Output Enable 1, Active Low)
2	A1
3	Y1
4	A2
5	Y2
6	A3
7	Y3
8	A4
9	Y4
10	GND
11	Y5
12	A5
13	Y6
14	A6
15	Y7
16	A7
17	Y8
18	A8
19	OE2 (Output Enable 2, Active Low)
20	VCC

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Package Includes:

1 x 74HC540 Octal 3-State Inverting Buffer IC - DIP-20 Package