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| Part Number | 74F538PC | 74F539PC | 74F548PC | 74F138PC | 74F537PC | 
|---|---|---|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | onsemi | Fairchild Semiconductor | Fairchild Semiconductor | 
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | 
| Type | Decoder | Decoder | Decoder/Demultiplexer | Decoder/Demultiplexer | Decoder | 
| Circuit | 1 x 3:8 | 2 x 1:4 | - | 1 x 3:8 | 1 x 4:1 | 
| Independent Circuits | 1 | 2 | - | 1 | 1 | 
| Current - Output High, Low | 3mA, 20mA | 3mA, 24mA | - | 1mA, 20mA | 3mA, 24mA | 
| Voltage Supply Source | 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 | 
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | 
| Package / Case | 20-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 
| Supplier Device Package | 20-PDIP | 20-PDIP | 20-PDIP | 16-PDIP | 20-PDIP |