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| Part Number | CD74HCT157E | CD74HCT158E | CD74HCT157M | CD74HCT257E | CD74HCT157EX | CD74HCT137E | CD74HCT147E | CD74HCT151E | CD74HCT153E | CD74HCT154E |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Harris Corporation | Texas Instruments | Harris Corporation | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Obsolete | Active | Active | Active | Active | Active | Active | Obsolete |
| Type | Multiplexer | Multiplexer | Multiplexer | Multiplexer | Multiplexer | Decoder/Demultiplexer | Priority Encoder | Multiplexer | Multiplexer | Decoder/Demultiplexer |
| Circuit | 4 x 2:1 | 4 x 2:1 | 4 x 2:1 | 4 x 2:1 | 4 x 2:1 | 1 x 3:8 | 1 x 10:4 | 1 x 8:1 | 2 x 4:1 | 1 x 4:16 |
| Independent Circuits | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Current - Output High, Low | 4mA, 4mA | 4mA, 4mA | 4mA, 4mA | 6mA, 6mA | 4mA, 4mA | 4mA, 4mA | 4mA, 4mA | 4mA, 4mA | 4mA, 4mA | 4mA, 4mA |
| Voltage Supply Source | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Through Hole | Through Hole | Surface Mount | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 16-SOIC (0.154", 3.90mm Width) | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 24-DIP (0.600", 15.24mm) |
| Supplier Device Package | 16-PDIP | 16-PDIP | 16-SOIC | 16-PDIP | 16-PDIP | 16-PDIP | 16-PDIP | 16-PDIP | 16-PDIP | 24-PDIP |
