Monolithic Sample and Hold Circuit The LF198H/883 is a precision sample-and-hold amplifier manufactured by Texas Instruments. Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Manufacturer:** Texas Instruments
- **Part Number:** LF198H/883
- **Type:** Monolithic Sample-and-Hold Amplifier
- **Operating Voltage Range:** ±5V to ±18V
- **Input Offset Voltage:** 3mV (max)
- **Hold Mode Droop Rate:** 0.5µV/µs (typ)
- **Acquisition Time (to 0.01%):** 6µs (typ)
- **Gain Bandwidth Product:** 3MHz (typ)
- **Input Bias Current:** 30nA (max)
- **Hold Capacitor:** External (typically 0.01µF)
- **Operating Temperature Range:** -55°C to +125°C
- **Package:** Hermetically sealed TO-99 metal can
### **Descriptions:**
- The LF198H/883 is a radiation-hardened, high-performance sample-and-hold amplifier designed for military and aerospace applications.
- It provides low droop rate, fast acquisition time, and high accuracy, making it suitable for precision analog signal processing.
- The device is compliant with MIL-PRF-38535 standards for reliability in harsh environments.
### **Features:**
- **Radiation-Hardened:** Qualified for space and military applications.
- **Low Droop Rate:** Ensures minimal voltage decay during hold mode.
- **Fast Acquisition Time:** Enables rapid sampling of input signals.
- **High Input Impedance:** Reduces loading effects on the signal source.
- **Low Offset Voltage:** Enhances accuracy in precision applications.
- **Hermetic Packaging:** Ensures reliability in extreme conditions.
- **External Hold Capacitor:** Allows flexibility in hold time optimization.
This information is based solely on the manufacturer's datasheet and specifications.
