STMicroelectronics · Other integrated circuits
M74HC257B1R
IC MULTIPLEXER 4 X 2:1 16DIP
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M74HC257B1R specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | M74HC257B1R |
| Family | Other integrated circuits |
| Package | 16-DIP (0.300", 7.62mm) |
| Product Status | Obsolete |
| Type | Multiplexer |
| Circuit | 4 x 2:1 |
| Independent Circuits | 1 |
| Current - Output High, Low | 7.8mA, 7.8mA |
| Voltage Supply Source | Single Supply |
| Voltage - Supply | 2V ~ 6V |
| Operating Temperature | -55°C ~ 125°C |
| Mounting Type | Through Hole |
| Package / Case | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | 16-DIP |
Documents and evidence
M74HC257B1R ↗Catalog sources
www.ic-components.com · M74HC257B1R ↗Source directory identity match; source detail pending. Specifications remain from existing catalog.
Before sourcing M74HC257B1R
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
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