Logarithmic and antilogarithmic amplifier IC featuring a 1.4MHz gain bandwidth product and 45kHz -3dB bandwidth. This dual-channel, single-circuit amplifier operates from a 4.5V to 18V dual supply or 36V single supply, offering 100dB common mode rejection and 106.02dB power supply rejection. With a low 5pA input bias current and 1.5mV input offset voltage, it is housed in a 14-pin SOIC package and is RoHS compliant.
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Texas Instruments LOG112AIDRE4 technical specifications.
| -3db Bandwidth | 45kHz |
| Bandwidth | 45kHz |
| Package/Case | D |
| Common Mode Rejection Ratio | 100dB |
| Gain Bandwidth Product | 1.4MHz |
| Input Bias Current | 5pA |
| Input Offset Voltage (Vos) | 1.5mV |
| Lead Free | Contains Lead |
| Max Dual Supply Voltage | 18V |
| Min Dual Supply Voltage | 4.5V |
| Max Input Current | 3.5mA |
| Max Input Voltage | -2V |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Output Voltage | 1.5V |
| Min Output Voltage | 1.2V |
| Max Supply Voltage | 18V |
| Min Supply Voltage | 4.5V |
| Number of Channels | 2 |
| Number of Circuits | 1 |
| Number of Elements | 3 |
| Operating Supply Current | 1.25mA |
| Operating Supply Voltage | 36V |
| Output Current per Channel | 18mA |
| Package Quantity | 2500 |
| Packaging | Tape and Reel |
| Power Supply Rejection Ratio (PSRR) | 106.02dB |
| Radiation Hardening | No |
| RoHS Compliant | Yes |
| Series | LOG112 |
| Slew Rate | 0.5V/µs |
| Supply Current | 1.75mA |
| Unity Gain Bandwidth Product | 1.4MHz |
| Weight | 0.004564oz |
| RoHS | Compliant |
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