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BU2506FV View Datasheet(PDF) - ROHM Semiconductor

Part Name
Description
View to exact match
BU2506FV Datasheet PDF : 11 Pages
1 2 3 4 5 6 7 8 9 10
BU2506FV,BU2505FV
Technical Note
Command Transmission
1) Reverse = open (or VCC short-circuit) setting
(1) Data format
For D/A converter output setting
(2) Data timing diagram
DI
CLK
LD
DACOUT
ADDRESS
LSB
D0 D1
ADDRESS DATA
MSB
LSB
D2 D3 D4
For address selection
DATA
MSB
D11 D12 D13
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
D3 D2 D1 D0 Address selection
0
0
0
0
Inconsequential
For D/A converter output setting
For address selection
0
0
0
1
0
0
1
0
AO1 selection
AO2 selection
(2) Data timing diagram
0
0
1
1
0
1
0
0
AO3 selection
AO4 selection
0
1
0
1
AO5 selection
0
1
1
0
AO6 selection
ADDRESS
LSB
ADDRESS DATA
MSB
MSB
DATA
LSB
0
1
1
1
AO7 selection
DI
D0
D1
D2
D3 D13
D6
D5
D4
CLK
1
0
0
0
AO8 selection
1
0
0
1
AO9 selection*1
1
0
1
0
AO10 selection*1
LD
1
0
1
1
Inconsequential
DACOUT
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.
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© 2011ROHM Co., Ltd. All rights reserved.
6/10
2011.04 - Rev.B
 

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