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TPS8804
  • TPS8804
  • TPS8804

TPS8804

ACTIVE

Analog Front End for commercial smoke detector

Texas Instruments TPS8804 Product Info

1 April 2026 2

Parameters

Number of input channels

2

Features

2 LED drivers, 1 PD amp, CO amp, SLC interface, LDO

Operating temperature range (°C)

-40 to 85

Vs (min) (V)

2.6

Vs (max) (V)

15.6

Interface type

I2C

Rating

Catalog

Package

HTSSOP (DCP)-38-62.08 mm² 9.7 x 6.4

Features

  • Photo Chamber AFE
    • Dual 8-bit programmable current LED drivers
    • Temperature compensation of LED current
    • Ultra-low offset op-amp for photodiodes
    • Programmable and bypassable gain stage
  • Carbon Monoxide Sensor AFE
    • Ultra-low offset gain stage
    • Programmable gain and reference
  • Power Management
    • Programmable LDO for external microcontroller
  • SLC interface transmitter and receiver
  • Ultra-low power consumption
  • I2C serial interface
  • Wide input voltage range
  • Photo Chamber AFE
    • Dual 8-bit programmable current LED drivers
    • Temperature compensation of LED current
    • Ultra-low offset op-amp for photodiodes
    • Programmable and bypassable gain stage
  • Carbon Monoxide Sensor AFE
    • Ultra-low offset gain stage
    • Programmable gain and reference
  • Power Management
    • Programmable LDO for external microcontroller
  • SLC interface transmitter and receiver
  • Ultra-low power consumption
  • I2C serial interface
  • Wide input voltage range

Description

The TPS8804 integrates all of the amplifiers and drivers required for a dual-wave photoelectric smoke detection and carbon monoxide detection system. Its high flexibility is ideal for smoke detection systems where precision and power consumption are critical.

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