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| Part Number | SN74HC138NSR | SN74HC139NSR | SN74HC148NSR | SN74HC138ANSR | SN74HC138NS |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Obsolete | Active |
| Type | Decoder/Demultiplexer | Decoder/Demultiplexer | Priority Encoder | Decoder/Demultiplexer | Decoder/Demultiplexer |
| Circuit | 1 x 3:8 | 1 x 2:4 | 1 x 8:3 | 1 x 3:8 | 1 x 3:8 |
| Independent Circuits | 1 | 2 | 1 | 1 | 1 |
| Current - Output High, Low | 5.2mA, 5.2mA | 5.2mA, 5.2mA | 5.2mA, 5.2mA | 5.2mA, 5.2mA | 5.2mA, 5.2mA |
| Voltage Supply Source | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply |
| Voltage - Supply | 2V ~ 6V | 2V ~ 6V | 2V ~ 6V | 2V ~ 6V | 2V ~ 6V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-SOIC (0.209", 5.30mm Width) | 16-SOIC (0.209", 5.30mm Width) | 16-SOIC (0.209", 5.30mm Width) | 16-SOIC (0.209", 5.30mm Width) | 16-SOIC (0.209", 5.30mm Width) |
| Supplier Device Package | 16-SO | 16-SO | 16-SO | 16-SO | 16-SO |
