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BU21026MUV-E2 Arkusz danych(PDF) 1 Page - Rohm |
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BU21026MUV-E2 Arkusz danych(HTML) 1 Page - Rohm |
1 / 23 page 〇Product structure : Silicon monolithic integrated circuit 〇This product has no designed protection against radioactive rays . 1/19 TSZ02201-0L5L0FF00890-1-2 © 2016 ROHM Co., Ltd. All rights reserved. 4.Aug.2016 Rev.001 TSZ22111 • 14 • 001 www.rohm.com Resistive touch screen controller LSI series 4-wire Resistive Touch Screen Controller BU21026MUV General Description BU21026MUV is a low power 4-wire resistive touch screen controller. BU21026MUV measures coordinates and touch pressures with a 12bit A/D converter. BU21026MUV has a digital filter for noise reduction. Features 4-wire resistive touch screen controller Single 1.65V to 3.60V supply. Low standby current ( 0.8uA max) 12bit SAR A/D converter 2-wire serial interface Command base interface Digital filter Touch pressure measurement Auto power down control Built-in clock oscillation circuit . Applications Equipment with a built in user interface of 4-wire resistive touch screen Portable device such as smart phone, tablet, PDA. Digital still camera, digital video camera, portable TV. PC / PC peripheral equipment such as laptop PC, touch screen monitor, printer. Key Specifications Power supply voltage 1.65V to 3.60V Temperature range -30℃ to 85℃ Standby current 0.8uA (Max.) Operating current 120uA (Typ.) Coordinate resolution 12Bits Package VQFN020V4040 4.00mm x 4.00mm x 1.00mm Typical Application Circuit(s) 1. 4-wire resistive touch screen 2. Pull-up resistor for 2-wire serial interface 3. Bypass capacitors 4. Diodes for ESD protection 5. Low pass filter for noise reduction XP YP XN YN BU21026 AD0 AD1 SDA AUX INT SCL Auxilary Input SDA SCL GPIO VDD GND GND GND 1.0μF 2.2kΩ 0.1μF 2.2kΩ Master ( 2-wire serial interface ) 0.1μF 0.1μF 0.1μF 0.1μF 10Ω 10Ω 10Ω 10Ω GND Touch Screen 3 2 5 1 4 W(Typ) x D(Typ) x H(Max) Datasheet |
Podobny numer części - BU21026MUV-E2 |
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Podobny opis - BU21026MUV-E2 |
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