Overview
The LM318P is a high-performance operational amplifier produced by Texas Instruments. It is designed for applications that require wide bandwidth and high slew rates, making it suitable for a variety of high-speed analog circuits. The LM318P offers significant improvements over general-purpose operational amplifiers, featuring a small signal bandwidth of 15 MHz and a guaranteed slew rate of at least 50 V/μs. This device is part of the LM118/LM218/LM318 family, with the LM318P specified to operate within a temperature range of 0°C to +70°C.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Supply Voltage Range | ±5 V to ±20 V | V |
| Operating Temperature Range | 0°C to +70°C | °C |
| Slew Rate (Min) | 50 V/μs | V/μs |
| Small Signal Bandwidth (Typ) | 15 MHz | MHz |
| Input Offset Voltage (Max) | 10 mV | mV |
| Input Offset Current (Max) | 0.2 μA | μA |
| Bias Current (Max) | 250 nA | nA |
| Common-mode Rejection Ratio (Min) | 70 dB | dB |
| Supply Current (Max) | 10 mA | mA |
| Package Type | PDIP-8 | |
| Number of Terminals | 8 | |
| ESD Tolerance | 2000 V | V |
Key Features
- High Slew Rate: Guaranteed minimum slew rate of 50 V/μs, with the capability to exceed 150 V/μs with feed-forward compensation.
- Wide Bandwidth: Typical small signal bandwidth of 15 MHz.
- Internal Frequency Compensation: Simplifies application as no external components are necessary for operation, but allows for external compensation for optimum performance.
- Input and Output Overload Protection: Built-in protection to ensure robust operation.
- Low Bias Current: Maximum bias current of 250 nA.
- High Common-mode Rejection Ratio: Minimum of 70 dB.
Applications
- A/D Converters: High speed and fast settling times make it suitable for analog-to-digital conversion applications.
- Oscillators: Can be used in oscillator circuits due to its high bandwidth and slew rate.
- Active Filters: Ideal for active filter designs requiring high frequency response.
- Sample and Hold Circuits: Fast settling time and high slew rate are beneficial in sample and hold applications.
- General Purpose Amplifiers: Suitable for various general-purpose amplification needs due to its high performance characteristics.
Q & A
- What is the typical small signal bandwidth of the LM318P?
The typical small signal bandwidth of the LM318P is 15 MHz.
- What is the minimum slew rate of the LM318P?
The minimum slew rate of the LM318P is 50 V/μs.
- What is the operating temperature range of the LM318P?
The operating temperature range of the LM318P is from 0°C to +70°C.
- What is the maximum input offset voltage of the LM318P?
The maximum input offset voltage of the LM318P is 10 mV.
- Does the LM318P have internal frequency compensation?
Yes, the LM318P has internal frequency compensation, but it also allows for external compensation for optimum performance.
- What is the common-mode rejection ratio (CMRR) of the LM318P?
The minimum common-mode rejection ratio (CMRR) of the LM318P is 70 dB.
- What is the maximum supply current of the LM318P?
The maximum supply current of the LM318P is 10 mA.
- What type of package does the LM318P come in?
The LM318P comes in a PDIP-8 package.
- Is the LM318P ESD tolerant?
Yes, the LM318P has an ESD tolerance of 2000 V.
- What are some common applications of the LM318P?
The LM318P is commonly used in A/D converters, oscillators, active filters, sample and hold circuits, and general-purpose amplifiers.
