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| Part Number | AD640JN | AD640JNZ | AD640JP | AD648JN |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Obsolete | Obsolete |
| Amplifier Type | Logarithmic | Logarithmic | Logarithmic | J-FET |
| Number of Circuits | 1 | 1 | 1 | 2 |
| Output Type | - | - | - | - |
| Slew Rate | - | - | - | 1.8V/µs |
| Gain Bandwidth Product | - | - | - | 1 MHz |
| -3db Bandwidth | 350 MHz | 350 MHz | 350 MHz | 1 MHz |
| Current - Input Bias | 7 µA | 7 µA | 7 µA | 5 pA |
| Voltage - Input Offset | 50 µV | 50 µV | 50 µV | 750 µV |
| Current - Supply | 35mA | 35mA | 35mA | 340µA (x2 Channels) |
| Current - Output / Channel | 2.3 mA | 2.3 mA | 2.3 mA | 15 mA |
| Voltage - Supply Span (Min) | 9 V | 9 V | 9 V | 9 V |
| Voltage - Supply Span (Max) | 15 V | 15 V | 15 V | 36 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 | Surface Mount | Through Hole |
| Package / Case | 20-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 20-LCC (J-Lead) | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 20-PDIP | 20-PDIP | 20-PLCC (9x9) | 8-PDIP |
