Datasheet BA76220 (Holtek) - 2

ManufacturerHoltek
DescriptionPIR Controller
Pages / Page21 / 2 — BA76220. PIR Controller. Table of Contents. Features ...3 Applications …
File Format / SizePDF / 779 Kb
Document LanguageEnglish

BA76220. PIR Controller. Table of Contents. Features ...3 Applications ..3 General Description ..3

BA76220 PIR Controller Table of Contents Features ...3 Applications ..3 General Description ..3

Model Line for this Datasheet

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BA76220 PIR Controller Table of Contents Features ...3 Applications ..3 General Description ..3 Block Diagram ...4 Pin Assignment ...4 Pin Description ...5 Absolute Maximum Ratings ...5 Electrical Characteristics ...6 Functional Description ...7
TEST ...7 SC ...7 DT ...7 MODE ...7 CDS ...8 OUTPUT ...8 LVD ...9 Trigger Timing ...9 Retrigger ...10 LVD & CDS Detect Circuit ...10 The Criterion of LVD and CDS .. 11 The Criterion of MODE ..12 Conditions for Disabling the PIR Amplifier Circuit ...13 Selection of OSC or DT ...13 Write ROM & Data Updated ..14 Communication Write/Read Value Protocol ..15 Registers ...15 PIR Amplifier ...17 Power-on Flow ..17
Application Circuits ..18
OTP-based Application Circuit ..18 RC-based Application Circuit ..18
Package Information ..19
16-pin NSOP (150mil) Outline Dimensions ...20 Rev. 1.00 2 September 08, 2025 Document Outline Features Applications General Description Block Diagram Pin Assignment Pin Description Absolute Maximum Ratings Electrical Characteristics Functional Description TEST SC DT MODE CDS OUTPUT LVD Trigger Timing Retrigger LVD & CDS Detect Circuit The Criterion of LVD and CDS The Criterion of MODE Conditions for Disabling the PIR Amplifier Circuit Selection of OSC or DT Write ROM & Data Updated Communication Write/Read Value Protocol Registers PIR Amplifier Power-on Flow Application Circuits OTP-based Application Circuit RC-based Application Circuit Package Information 16-pin NSOP (150mil) Outline Dimensions