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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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BU21009MUV Datenblatt(PDF) 4 Page - Rohm |
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BU21009MUV Datenblatt(HTML) 4 Page - Rohm |
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4 / 14 page  BU21009MUV Technical Note 4/13 www.rohm.com 2009.04 - Rev.B © 2009 ROHM Co., Ltd. All rights reserved. ● Pin Description Pin No. Name I/O Function Note Supply Reference Reset Level I/O Pad 1 SIN4 AIn sensor input4 - AVDD "Hi-Z" ④ 2 SIN5/LED2 AIn/Out sensor input 5 /PW Drive LEDcontrol output 2 sensor input , LED drive select AVDD "Hi-Z" ④ 3 SIN6 AIn sensor input6 - AVDD "Hi-Z" ④ 4 SIN7/LED3 AIn/Out sensor input 7 /PWM Drive LED control output 3 sensor input , LED drive select AVDD "Hi-Z" ④ 5 SIN8 AIn sensor input8 - AVDD "Hi-Z" ④ 6 SIN9/LED4 AIn/Out sensor input 9 /LED control output 4 sensor input , LED drive select AVDD "Hi-Z" ④ 7 SIN10 AIn sensor input10 - AVDD "Hi-Z" ④ 8 SIN11/LED5 AIn/Out sensor input 11 /LED control output 5 sensor input , LED drive select AVDD "Hi-Z" ④ 9 SIN12 AIn sensor input12 - AVDD "Hi-Z" ④ 10 SIN13/LED 6 AIn/Out sensor input 13 /LED control output 6 sensor input , LED drive select AVDD "Hi-Z" ④ 11 SIN14 AIn sensor input14 - AVDD "Hi-Z" ④ 12 SIN15/LED 7 AIn/Out sensor input 15 /LED control output 7 sensor input , LED drive select AVDD "Hi-Z" ④ 13 TSTA AIn Test input for analog block NC on the substrate is recommended. AVDD "Hi-Z" ④ 14 AVSS Ground Analog ground - - - - 15 MODE[0] In Mode selection, input0 00 = 2wires serial, internal clock DVDD - ① 16 MODE[1] In Mode selection, input1 DVDD - ① 17 TSTD In Digital part test input Usually must be tide to "L" DVDD - ① 18 CLK_EXT In External system clock input Usually tide to"L" DVDD - ① 19 INT Out Output of interrupt "L" : Active mode "H" : Idle mode ※2 DVDD "L" ③ 20 SDA/TXD In/Out Communication data sending and receiving(2wires serial) - DVDD "Hi-Z" ⑤ ② - 21 SCL In Communication synchronous clock input - DVDD - ② 22 RXD In system clock input (2wires serial) "L" : Internal clock "H" : external clock DVDD - ② 23 CS In Slave address selection (2wires serial mode) "L" : 5Ah "H" : 5Bh DVDD - ② 24 SDN In Shutdown input "L" : Halt condition "H" : state of operation DVDD - - 25 DVSS Ground Digital part ground - - - - 26 DVDD Power Digital part Power supply - - - - 27 AVDD Power Analog part Power supply - - - ④ 28 SREF AIn Standard capacitor input - AVDD "Hi-Z" ④ 29 SIN0 AIn sensor input 0 - AVDD "Hi-Z" ④ 30 SIN1/LED0 AIn/Out sensor input 1 /PWM Drive LEDcontrol output 0 sensor input , LED drive select AVDD "Hi-Z" ④ 31 SIN2 AIn sensor input 2 - AVDD "Hi-Z" ④ 32 SIN3/LED1 AIn/Out sensor input 3 /PWM Drive LEDcontrol output 1 sensor input , LED drive select AVDD "Hi-Z" ④ *1 Initial State When internal organs power-on reset is effective Halt condition SDN=”L” |
Ähnliche Teilenummer - BU21009MUV |
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Ähnliche Beschreibung - BU21009MUV |
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