WT6972F中文资料3D Active Shutter Glasses IC数据手册Weltrend规格书

描述 Description

This chip is a high integration SOC dedicated for 3D shutter glasses and it includes 1T 8051 MCU, DC/DC, high voltage driving circuitry up to +20v for TN/STN LC glasses, battery charger, and IR.

特性 Features

●Embedded turbo 1T 8051 CPU with
 -Internal high-speed RC oscillator 12/6/2/1Mhz (precision +/- 3%)
 -External 32khz crystal oscillator (to calibrate RC OSC to +/- 1% )
●Memory :
 -Flash memory: 16K Bytes
 -RAM: 512 Bytes
●Turbo 8052 Timer0, Timer1
●Watchdog timer
●Universal IR receiver function
●Photo-sensor receiver/amplifier (UG400 only)
●Embedded ISP function and ICE mode
●Power on reset, Low VDD reset, and low VDD detector
●Wide operating voltage: 2.8V ~ 4.7V (for lithium ion battery 2.8v~4.2v)
●Embedded DC/DC converts 2.8V ~ 4.7V input voltage to +20v output
●Direct +20v driving shutter glasses STN
●Battery charge through mini USB port
●Operating temperature : -40℃ to + 85 ℃
●ESD Protection HBM>4kv, MM>400
●Package type: QFN 40 pin
●3 operation modes :
 -Normal mode : 3.3v : Typical 4.3mA @12MHz system clock (Including DC/DC)
 -Idle mode : 3.3v : 100uA
 -Stop mode : 3.3v : 10uA