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BU2508FV Datasheet(PDF) 4 Page - Rohm |
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BU2508FV Datasheet(HTML) 4 Page - Rohm |
4 / 9 page BU2508FV,BU2507FV Technical Note 4/8 www.rohm.com 2009.06 - Rev.A © 2009 RzOHM Co., Ltd. All rights reserved. ● Terminal Description No Terminal name Analog / Digital I/O Description of terminal Equivalent circuit 1 VSS Analog - DA converter lower standard voltage (VrefL) input terminal 6 2 AO2 Analog O 10bit D/A output (CH2) 4 3 AO3(TEST1) Analog O 10bit D/A output (CH3) (BU2508FV : test terminal) 4 4 Reset Digital I All ch analog output L fixed 2 5 AO4(TEST2) Digital I 10bit D/A output (CH4) (BU2508FV : test terminal) 4 6 AO5 (AO3) Analog O 10bit D/A output (CH5) (BU2508FV : 10bit D/A output (CH3)) 4 7 VDD Analog - DA converter upper standard voltage (VrefH) input terminal 5 8 VCC - - Power source terminal - 9 AO6 (AO4) Analog O 10bit D/A output (CH6) (BU2508FV : 10bit D/A output (CH4)) 4 10 LD Digital I When High level is input to LD terminal, the value of 14bit shift register is loaded to decoder and D/A output register. 1 11 CLK Digital I Shift clock input terminal. At rise of shift clock, the signal from DI terminal is input to 14bit shift register. 1 12 DI Digital I Serial data input terminal. Serial data whose data length is 14bit (address 4bit + data 10bit) is input. 1 13 AO1 Analog O 10bit D/A output (CH1) 4 14 GND - - GND terminal - *In the case of BU2508FV, be sure to open TEST1 and TEST2 terminals. |
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