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BU21170MUV-E2 Datasheet(PDF) 2 Page - Rohm |
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BU21170MUV-E2 Datasheet(HTML) 2 Page - Rohm |
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2 / 33 page  BU21170MUV 2/29 TSZ02201-0L5L0F300830-1-2 © 2013 ROHM Co., Ltd. All rights reserved. 14.Jul.2016 Rev.002 www.rohm.com TSZ22111・15・001 Pin Configuration LED4 N.C. SIN4 SIN2 SIN3 INT SDA SCL VSS TEST 20 16 17 19 18 6 10 9 7 8 15 11 12 14 13 1 5 4 2 3 BU21170MUV TOP VIEW Pin Descriptions Pin No. Pin Name Type Function Note Power Initial Condition I/O Equivalent Circuit 1 SIN1 Ain Capacitive touch sensor 1 AVDD Hi-Z Figure 3 2 SIN0 Ain Capacitive touch sensor 0 AVDD Hi-Z Figure 3 3 AVDD Power LDO output for analog blocks - - - 4 VDD Power Power - - - 5 DVDD Power LDO output for digital blocks - - - 6 VSS Ground Ground - - - 7 TEST In Test input Fixed ‘L’ at the normal operation VDD - Figure 4 8 SCL InOut Host I/F：SCL VDD Hi-Z Figure 4 9 SDA InOut Host I/F：SDA VDD Hi-Z Figure 4 10 INT Out Interrupt output Active High interrupt VDD ‘L’ Figure 5 11 ADR In Select slave address input ‘H’:0x4D , ‘L’:0x4C VDD - Figure 4 12 LED0 Out LED control with PWM output 0 Active High VDD Hi-Z Figure 5 13 LED1 Out LED control with PWM output 1 Active High VDD Hi-Z Figure 5 14 LED2 Out LED control with PWM output 2 Active High VDD Hi-Z Figure 5 15 LED3 Out LED control with PWM output 3 Active High VDD Hi-Z Figure 5 16 LED4 Out LED control with PWM output 4 Active High VDD Hi-Z Figure 5 17 N.C. - - - - - 18 SIN4 Ain Capacitive touch sensor 4 AVDD Hi-Z Figure 3 19 SIN3 Ain Capacitive touch sensor 3 AVDD Hi-Z Figure 3 20 SIN2 Ain Capacitive touch sensor 2 AVDD Hi-Z Figure 3 I/O Equivalent Circuits AIN ASW PAD I OEN AVDD PAD CIN I VDD OEN PAD I VDD Figure 2. Pin Configuration Figure 3. I/O Equivalent Circuit (a) Figure 4. I/O Equivalent Circuit (b) Figure 5. I/O Equivalent Circuit (c) |
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