產品詳細資料

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
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
HTSSOP (DCP) 38 62.08 mm² 9.7 x 6.4
  • 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

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.

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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類型 標題 日期
* Data sheet TPS8804 Smoke Detector AFE datasheet (Rev. C) PDF | HTML 2021年 8月 10日
Application note Optimizing SNR in Smoke Alarm Photodiode Front Ends with TPS8802 and TPS8804 PDF | HTML 2021年 10月 4日
EVM User's guide Using the TPS8804EVM (Rev. A) 2020年 5月 20日

設計與開發

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開發板

TPS8804EVM — 適用於 TPS8804 商用光電煙霧/一氧化碳偵測器的評估模組

The TPS8804EVM is used to evaluate the TPS8804 smoke and CO detection analog front end and power management IC. The EVM allows for easy connection from the TPS8804 to a user-supplied photoelectric chamber and carbon monoxide sensor. The TPS8804 GUI interfaces with the EVM to quickly evaluate the (...)
使用指南: PDF
TI.com 無法提供
開發模組 (EVM) 的 GUI

SLVC793 Software: TPS8802EVM and TPS8804EVM GUI

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產品
訊號調節器
TPS8802 適用於家用煙霧報警的類比前端 TPS8804 適用於商用煙霧報警的類比前端
硬體開發
開發板
TPS8802EVM 適用於 TPS8802 家用光電煙霧/一氧化碳報警的評估模組 TPS8804EVM 適用於 TPS8804 商用光電煙霧/一氧化碳偵測器的評估模組
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HTSSOP (DCP) 38 檢視選項

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