MM54HC51 / National Semiconductor (TI)

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Part No.	MM54HC51
Manufacturer	NSC
Size	126 Kbytes
Pages	4 pages
Description	Dual AND-OR-Invert Gate / Dual AND-OR Gate

Datasheet Summary with AI

1. General Information/Policy

️· Manufacturer: National Semiconductor (now part of Texas Instruments)
️· Series: HC (High-Speed CMOS)
️· Life Support Policy: National Semiconductor's products are not authorized for use in life-support devices without express written approval from the company. This is a standard disclaimer.

2. Electrical Characteristics (Key Highlights)

️· Supply Voltage (VCC): Operating voltage range is 2.0V to 6.0V.
️· Temperature Range: This varies depending on the package.
- TA = 25°C (standard)
- TA = -40°C to +85°C (specific package)
- TA = -55°C to +125°C (specific package)
️· Propagation Delay (tPHL, tPLH):
- Maximum: 20ns @ 2.0V, 13ns @ 4.5V, 11ns @ 6.0V (standard temp)
- Varies with temperature as indicated in table.
️· Output Rise and Fall Time (tTLH, tTHL):
- Varies with voltage and temperature. Roughly 75ns @ 2.0V, 15ns @ 4.5V, 13ns @ 6.0V.
️· Power Dissipation Capacitance (CPD): Determines dynamic power consumption (PD = CPD * VCC2 * f). A value of 20pF.
️· Input Capacitance (CIN): Maximum 10pF

3. Package & Ordering Information

️· Packages: J14A and N14A
️· Order Numbers (Examples):
- MM54HC51J
- MM54HC58J
- MM74HC51N
- MM74HC58N

4. Other Notes & Disclaimers

️· National Semiconductor reserves the right to change circuitry and specifications without notice.
️· No circuit patent licenses are implied.