전자부품 데이터시트 검색엔진 |
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BU2505FV 데이터시트(PDF) 6 Page - Rohm |
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BU2505FV 데이터시트(HTML) 6 Page - Rohm |
6 / 11 page BU2506FV,BU2505FV Technical Note 6/10 www.rohm.com 2011.04 - Rev.B © 2011ROHM Co., Ltd. All rights reserved. D0D1D2D3 D13 D12 D11 DI CLK LD DACOUT D4 ADDRESS LSB ADDRESS MSB DATA MSB DATA LSB ● Command Transmission 1) Reverse = open (or VCC short-circuit) setting (1) Data format (2) Data timing diagram D3 D2 D1 D0 Address Selection 0 0 0 0 Inconsequential 0 0 0 1 AO1 selection 0 0 1 0 AO2 selection 0 0 1 1 AO3 selection 0 1 0 0 AO4 selection 0 1 0 1 AO5 selection 0 1 1 0 AO6 selection 0 1 1 1 AO7 selection 1 0 0 0 AO8 selection 1 0 0 1 AO9 selection *1 1 0 1 0 AO10 selection *1 1 0 1 1 Inconsequential 1 1 0 0 Inconsequential 1 1 0 1 Inconsequential 1 1 1 0 Inconsequential 1 1 1 1 Inconsequential D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D/A output (VrefH=VDD, VrefL=VSS) 0 0 0 0 0 0 0 0 0 0 VrefL 0 0 0 0 0 0 0 0 0 1 (VrefH-VrefL)/1024×1+VrefL 0 0 0 0 0 0 0 0 1 0 (VrefH-VrefL)/1024×2+VrefL 0 0 0 0 0 0 0 0 1 1 (VrefH-VrefL)/1024×3+VrefL : : : : : : : : : : : 1 1 1 1 1 1 1 1 1 0 (VrefH-VrefL)/1024×1022+VrefL 1 1 1 1 1 1 1 1 1 1 (VrefH-VrefL)/1024×1023+VrefL 2) Reverse = L setting (1) Data format (2) Data timing diagram D3 D2 D1 D0 Address selection 0 0 0 0 Inconsequential 0 0 0 1 AO1 selection 0 0 1 0 AO2 selection 0 0 1 1 AO3 selection 0 1 0 0 AO4 selection 0 1 0 1 AO5 selection 0 1 1 0 AO6 selection 0 1 1 1 AO7 selection 1 0 0 0 AO8 selection 1 0 0 1 AO9 selection *1 1 0 1 0 AO10 selection *1 1 0 1 1 Inconsequential 1 1 0 0 Inconsequential 1 1 0 1 Inconsequential 1 1 1 0 Inconsequential 1 1 1 1 Inconsequential D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D/A output (VrefH=VDD, VrefL=VSS) 0 0 0 0 0 0 0 0 0 0 VrefL 1 0 0 0 0 0 0 0 0 0 (VrefH-VrefL)/1024×1+VrefL 0 1 0 0 0 0 0 0 0 0 (VrefH-VrefL)/1024×2+VrefL 1 1 0 0 0 0 0 0 0 0 (VrefH-VrefL)/1024×3+VrefL : : : : : : : : : : : 0 1 1 1 1 1 1 1 1 1 (VrefH-VrefL)/1024×1022+VrefL 1 1 1 1 1 1 1 1 1 1 (VrefH-VrefL)/1024×1023+VrefL *1 In the BU2506FV, this channel is for testing, therefore, do not designate. For D/A converter output setting For address selection For D/A converter output setting For address selection D0D1 D2D3 D4 D5 D6 DI CLK LD DACOUT D13 DATA MSB DATA LSB ADDRESS LSB ADDRESS MSB |
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