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BU2507FV Scheda tecnica(PDF) 5 Page - Rohm |
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BU2507FV Scheda tecnica(HTML) 5 Page - Rohm |
5 / 9 page BU2508FV,BU2507FV Technical Note 5/8 www.rohm.com 2011.08 - Rev.C © 2011 ROHM Co., Ltd. All rights reserved. ● Command Sending 1) In the case of BU2507FV (1) Data format [data : LSB first] (2) Data timing diagram D3 D2 D1 D0 Address selection 0 0 0 0 Inconsequential 0 0 0 1 Inconsequential 0 0 1 0 AO1 selection 0 0 1 1 AO2 selection 0 1 0 0 Inconsequential 0 1 0 1 AO3 selection 0 1 1 0 AO4 selection 0 1 1 1 Inconsequential 1 0 0 0 AO5 selection 1 0 0 1 AO6 selection 1 0 1 0 Inconsequential 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) In the case of BU2508FV (1) Data format [Data: LSB first ] (2) Data timing diagram 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 D3 D2 D1 D0 Address selection 0 0 0 0 Don’t Care 0 0 0 1 Don’t Care 0 0 1 0 AO1 selection 0 0 1 1 AO2 selection 0 1 0 0 Don’t Care 0 1 0 1 Don’t Care 0 1 1 0 Don’t Care 0 1 1 1 Don’t Care 1 0 0 0 AO3 selection 1 0 0 1 AO4 selection 1 0 1 0 Don’t Care 1 0 1 1 Don’t Care 1 1 0 0 Don’t Care 1 1 0 1 Don’t Care 1 1 1 0 Don’t Care 1 1 1 1 Don’t Care D0 D1 D2 D3 D13 D12 D11 DI CLK LD DACOUT D4 ADDRESS LSB ADDRESS MSB DATA MSB DATA LSB D13 D12 D11 D10 D9 D8D7 D6 D5 D4D3 D2 D1 D0 D/A converter output setting DATA address select D13 D12 D11 DI CLK LD DACOUT D0 D1 D2 D3 D4 ADDRESS LSB ADDRESS MSB DATA MSB DATA LSB D13 D12 D11 D10 D9 D8D7D6 D5 D4D3 D2D1D0 D/A converter output setting DATA address select |
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