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| Part Number | MCP4451T-103E/ST | MCP4451T-104E/ST | MCP4451T-503E/ST | MCP4452T-103E/ST | MCP4461T-103E/ST | MCP4351T-103E/ST | MCP4431T-103E/ST | MCP4441T-103E/ST | MCP4451-103E/ST |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Taper | Linear | Linear | Linear | Linear | Linear | Linear | Linear | Linear | Linear |
| Configuration | Potentiometer | Potentiometer | Potentiometer | Rheostat | Potentiometer | Potentiometer | Potentiometer | Potentiometer | Potentiometer |
| Number of Circuits | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Number of Taps | 257 | 257 | 257 | 257 | 257 | 257 | 129 | 129 | 257 |
| Resistance (Ohms) | 10k | 100k | 50k | 10k | 10k | 10k | 10k | 10k | 10k |
| Interface | I²C | I²C | I²C | I²C | I²C | SPI | I²C | I²C | I²C |
| Memory Type | Volatile | Volatile | Volatile | Volatile | Non-Volatile | Volatile | Volatile | Non-Volatile | Volatile |
| Voltage - Supply | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Features | Mute, Selectable Address | Mute, Selectable Address | Mute, Selectable Address | Mute, Selectable Address | Mute, Selectable Address | - | Selectable Address | Selectable Address | Mute, Selectable Address |
| Tolerance | ±20% | ±20% | ±20% | ±20% | ±20% | ±20% | ±20% | ±20% | ±20% |
| Temperature Coefficient (Typ) | 150ppm/°C | 150ppm/°C | 150ppm/°C | 150ppm/°C | 150ppm/°C | 150ppm/°C | 150ppm/°C | 150ppm/°C | 150ppm/°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | 20-TSSOP | 20-TSSOP | 20-TSSOP | 14-TSSOP | 20-TSSOP | 20-TSSOP | 20-TSSOP | 20-TSSOP | 20-TSSOP |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 14-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Resistance - Wiper (Ohms) (Typ) | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 |
