BU21021GUL
電阻式觸控面板控制IC

BU21021GUL是內建12bit逐次型ADC，支援4線式電阻式觸控面板，最多可檢測2點的控制器。1點檢測時，可進行X/Y坐標的位置檢測與觸壓檢測，2點檢測時可進行各X/Y坐標的位置檢測。
可通過1點/2點坐標的移動進行手勢檢測，並單獨輸出檢測FLAG。內建CPU，在控制器內部進行濾波等的處理、檢測坐標的自動生成、手勢檢測。

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本產品不建議使用的車載設備。
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Product Detail

 
料號 | BU21021GUL-E2
狀態 | 推薦品
封裝 | VCSP50L2
單位數量 | 3000
最小包裝數量 | 3000
包裝形式 | Taping
RoHS | Yes

規格:

Vcc(Min.)[V]

2.7

Vcc(Max.)[V]

3.6

MCU

32bit

Resolution

4096 x 4096

Stand-by current[µA]

60.0

Host I/F

I2C / SPI

Operating Temperature (Min.)[°C]

-20

Operating Temperature (Max.)[°C]

85

功能:

・ Legacy 4-wire resistive touch screen is applicable
・ 1 point / 2 points touch detection
・ On chip coordinate generation
・ Multiple gesture detections
・ 3V single power supply
・ Higher coordinate resolution with 12-bit SAR A/D converter
・ On chip clock generator
・ Selectable HOST I/F(IFSEL pin) 4-wire SPI / 2-wire serial bus
SHOW/HIDE COLUMNS
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Design Resources

 

Technical Articles

Schematic Design & Verification

  • Impedance Characteristics of Bypass Capacitor

Thermal Design

  • Thermal Resistance

Packaging & Quality

Package Information

  • Package Information

Manufacturing Data

  • Factory Information

Environmental Data

  • Compliance with the ELV directive
  • REACH SVHC Non-use Declaration
  • RoHS Comission Delegated Directive

Export Information

  • The Export Control Order
  • Export Administration Regulations(EAR)