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| Part Number | LF442ACN | LF444ACN | LF442CN | LF412ACN |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | Texas Instruments | Texas Instruments |
| Product Status | Active | Obsolete | Obsolete | Obsolete |
| Amplifier Type | J-FET | J-FET | J-FET | J-FET |
| Number of Circuits | 2 | 4 | 2 | 2 |
| Output Type | - | - | - | - |
| Slew Rate | 1V/µs | 1V/µs | 1V/µs | 15V/µs |
| Gain Bandwidth Product | 1 MHz | 1 MHz | 1 MHz | 4 MHz |
| -3db Bandwidth | - | - | - | - |
| Current - Input Bias | 10 pA | 10 pA | 10 pA | 50 pA |
| Voltage - Input Offset | 500 µV | 2 mV | 1 mV | 500 µV |
| Current - Supply | 300µA (x2 Channels) | 600µA (x4 Channels) | 400µA (x2 Channels) | 3.6mA (x2 Channels) |
| Current - Output / Channel | 6.8 mA | 14 mA | 6.8 mA | - |
| Voltage - Supply Span (Min) | 10 V | 44 V | 10 V | 10 V |
| Voltage - Supply Span (Max) | 44 V | 44 V | 30 V | 44 V |
| Operating Temperature | 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 |
| Package / Case | 8-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP | 14-PDIP | 8-PDIP | 8-PDIP |
