Part Number : PGA450-Q1
Function : ULTRASONIC-SENSOR SIGNAL CONDITIONER / Dual NMOS Low-Side Drivers
Package : TSSOP 28 Pin Type
Maker : Texas Instruments
Pinouts : 
Description :
The PGA450-Q1 is a fully integrated interface device for ultrasonic transducers used in automotive park distance or object detection applications.
It incorporates these system blocks: voltage regulators, a 12-bit SAR ADC, an 8-bit microcontroller, a digital band-pass filter, a DAC, dual NMOS low-side drivers, a low-noise amplifier, an oscillator, and a LIN 2.1 physical interface and protocol for interfacing.
Features
• Dual NMOS Low-Side Drivers
• Configurable Burst Generator
• Low-Noise Amplifier
• 12-Bit SAR ADC
• Configurable Digital Bandpass Filter
• Digital Signal Envelope Detect
• On-Chip 8-Bit Microprocessor
Official Site: https://www.ti.com/product/pga450-q1
Datasheet PDF Download :
Others datasheet of same file : PGA450Q1, PGA450IPWRQ1, PGA450TPWRQ1