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LT1719CS8
+BOMIC COMP R-R I/O SGL 3/5V 8-SOIC
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ManufacturerAnalog Devices Inc.
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Mfr. Part #LT1719CS8
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Datasheet LT1719CS8 DataSheet
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In Stock25342
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Specifications
| Attribute | Value |
| Series | UltraFast™ |
| Part Status | Discontinued at DigiKey |
| Base Product Number | LT1719 |
| Type | Standard (General Purpose) |
| Number of Elements | 1 |
| Output Type | CMOS, Rail-to-Rail, TTL |
| Voltage - Supply, Single/Dual (±) | 2.7V ~ 6V |
| Voltage - Input Offset (Max) | 2.5mV @ ±5V |
| Current - Input Bias (Max) | 6µA @ ±5V |
| Current - Output (Typ) | 20mA |
| Current - Quiescent (Max) | 9mA |
| CMRR, PSRR (Typ) | 70dB CMRR, 80dB PSRR |
| Propagation Delay (Max) | 13ns |
| Hysteresis | 7mV |
| Operating Temperature | 0°C ~ 70°C |
| Package | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 8-SO |
| Packaging | Tube |
Overview
Description
Key features of the LT1719CS8 include a fast response time, with a propagation delay of only a few nanoseconds, allowing it to handle high-frequency signals effectively. It supports a wide supply voltage range, typically from 2.7V to 6V, and features a low input offset voltage, ensuring precise signal comparison. Additionally, the LT1719CS8 has a robust output stage capable of driving various loads, making it versatile for different applications.
Common uses for the LT1719CS8 include data acquisition systems, high-speed analog-to-digital converters (ADCs), pulse-width modulation (PWM) circuits, and other high-speed signal processing applications. Its combination of speed, precision, and reliability makes it a popular choice for engineers designing electronic systems requiring rapid and accurate signal comparison.
Equivalent
1. LMH7220 from Texas Instruments
2. ADCMP572 from Analog Devices
3. MAX999 from Maxim Integrated (now part of Analog Devices)
When selecting an equivalent, ensure the substitute meets the specific requirements for speed, supply voltage, and package. Always consult datasheets for compatibility.
Features
1. High-Speed Performance: It offers fast response times with a propagation delay of approximately 4.5 nanoseconds.
2. Wide Supply Voltage Range: Operates from a single 2.7V to 5.5V supply or dual supplies.
3. Rail-to-Rail Inputs: Supports input common mode voltage range that includes both supply rails.
4. TTL/CMOS Compatible Outputs: Provides digital output levels compatible with both TTL and CMOS logic.
5. Low Power Consumption: Designed for efficient operation with a low power draw.
6. Output Latch Capability: Features an output latch pin for storage of comparison results.
7. Input Overdrive: Fast recovery from input overdrive conditions.
8. Package: Generally available in an 8-pin SOIC package.
These features make the LT1719CS8 suitable for applications requiring fast and precise voltage comparison, such as high-speed analog-to-digital conversion and signal processing.
Pinout
1. VCC (Pin 8): Power supply voltage.
2. GND (Pin 4): Ground reference.
3. IN+ (Pin 3): Non-inverting input.
4. IN- (Pin 2): Inverting input.
5. OUT (Pin 7): Output of the comparator.
6. LATCH (Pin 5): Latch enable input; used to hold the comparator output state.
7. VEE (Pin 6): Negative power supply, typically connected to ground for single supply operation.
8. DISABLE (Pin 1): Output disable input; used to disable the output stage.
These pins allow the LT1719CS8 to function effectively in high-speed applications, providing rapid response to changes in input signals.
Manufacturer
In 2017, Linear Technology was acquired by Analog Devices, Inc., another major player in the analog technology field. Analog Devices (ADI) is known for its global presence in designing and manufacturing analog, mixed-signal, and digital signal processing integrated circuits used in electronic equipment. After the acquisition, the products and technologies developed by Linear Technology became part of ADI's extensive portfolio, which continues to serve a wide range of markets and applications.
Therefore, the LT1719CS8 is now under the umbrella of Analog Devices, Inc., a leading company in analog technology and semiconductor solutions.
Application
1. High-Speed Signal Processing: Ideal for applications requiring fast decision-making, such as digital communication systems.
2. Oscillators and Pulse Generation: Used in circuits that require precise timing and waveform shaping.
3. Data Acquisition Systems: Facilitates high-speed analog-to-digital conversion by precisely comparing input signals.
4. Threshold Detection and Level Shifting: Useful in detecting specific voltage levels in various electronic systems.
5. Clock and Data Recovery: Common in systems that need synchronization from data streams.
These applications leverage its fast response time, low propagation delay, and ability to operate at high frequencies.