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PTPS8804DCP

Analog Front End for commercial smoke detector

Availability: 177

Packaging

Package | PIN: HTSSOP (DCP) | 38
Temp: I (-40 to 85)
Package qty | Carrier: 50 | JEDEC TRAY (10+1)
Qty Price
1-99 $3.56
100-249 $3.12
250-999 $2.18
1,000+ $1.76

Features

  • Photo Chamber AFE
    • Dual 8-bit programmable current LEDdrivers
    • Temperature compensation of LED current
    • Ultra-lowoffset trans-impedance amplifier for photodiodes
    • Programmable and bypassablegain stage
  • Carbon Monoxide Sensor AFE
    • Ultra-low offset gain stage
    • Programmable gain andreference
  • Power Management
    • Low quiescent current LDO for internal supply
    • ProgrammableLDO for external microcontroller
  • SLC interface transmitter and receiver
  • Ultra-low power consumption
  • I2C serial interface
  • Configurable fault monitor with pin interrupt signal
  • Wide input voltage range

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Texas Instruments  PTPS8804DCP

The TPS8804 is a smoke detection ASIC specialized for commercial smokedetectors. The TPS8804 integrates all of the amplifiers and drivers required for a dual-wavephotoelectric smoke detection and carbon monoxide detection system. Its high flexibility is idealfor smoke detection systems where precision and power consumption are critical.