參數(shù)資料
型號: R5312L
廠商: Ricoh Co., Ltd.
英文描述: Multi LDOs for Cellular-phone
中文描述: 低壓降穩(wěn)壓器多為蜂窩電話
文件頁數(shù): 15/33頁
文件大?。?/td> 336K
代理商: R5312L
R5312L
14
FUNCTIONAL DESCRIPTION
1.
Serial Interface
1-1. Data Transfer Summary
SCK
CSB
DATA
D0
0
D1
1
D2
2
D3
3
D4
4
D5
5
D6
6
D7
7
D8
0
D9
1
D10
2
D11
3
D12
4
D13
5
D14
6
D15
7
$OO
#
GDWD
#
WUDQVIHUV
#
DUH
#
LQLWLDWHG
#
E\
#
GULYLQJ
#
WKH
#
&6%
#
LQSXW
#
ORZ
1#
7KH
#
&6%
#
LQSXW
#
VHUYHV
#
WZR
#
IXQFWLRQV
1#
)LUVW
/#
&6%
#
WXUQV
RQ
#
WKH
#
FRQWURO
#
ORJLF
#
ZKLFK
#
DOORZV
#
DFFHVV
#
WR
#
WKH
#
VKLIW
#
UHJLVWHU
#
IRU
#
WKH
#
DGGUHVV
2
FRPPDQG
#
VHTXHQFH
1#
6HFRQG
/#
WKH
#
&6%
#
VLJ
0
QDO
#
SURYLGHV
#
D
#
PHWKRG
#
RI
#
WHUPLQDWLQJ
#
GDWD
#
WUDQVIHU
1#
$
#
FORFN
#
F\FOH
#
LV
#
D
#
VHTXHQFH
#
RI
#
D
#
IDOOLQJ
#
HGJH
#
IROORZHG
#
E\
#
D
#
ULVLQJ
HGJH
1#
)RU
#
GDWD
#
LQSXWV
/#
GDWD
#
PXVW
#
EH
#
YDOLG
#
GXULQJ
#
WKH
#
ULVLQJ
#
HGJH
#
RI
#
WKH
#
FORFN
1
$OO
#
GDWD
#
WUDQVIHU
#
WHUPLQDWHV
#
LI
#
WKH
#
&6%
#
LQSXW
#
LV
#
KLJK
1#
'DWD
#
WUDQVIHU
#
LV
#
LOOXVWUDWHG
#
DV
#
DERYH
1
1-2. Command Byte
:
9
8
7
6
5
4
3
'
:
'
9
'
8
'
7
'
6
'
5
'
4
'
3
7KH
#
&RPPDQG
#
E\WH
#
LV
#
VKRZQ
#
DV
#
DERYH
1#
(DFK
#
GDWD
#
WUDQVIHU
#
LV
#
LQLWLDWHG
#
E\
#
D
#
FRPPDQG
#
E\WH
1
7KH
#
/6%
#+
%LW
#3,#
PXVW
#
EH
#
D
#
ORJLF
#
]HUR
1#
$Q
#
DQ\
#
GDWD
#
IRU
#
HDFK
#
RI
#
ELW
#
VL[
#
DQG
#
ELW
#
VHYHQ
#
ZKLFK
#
PLJKW
#
EH
#
]HUR
#
RU
#
RQH
/#
LV
LJQRUHG
1#
%LWV
#
RQH
#
WKURXJK
#
ILYH
#
FDQ
#
EH
#
VSHFLILHG
#
E\
#
WKH
#
GHVLJQDWHG
#
UHJLVWHUV
#
WR
#
EH
#
LQSXW
1
7KH
#
FRPPDQG
#
E\WH
#
LV
#
DOZD\V
#
LQSXW
#
VWDUWLQJ
#
ZLWK
#
WKH
#
/6%
#+
ELW
#
]HUR
,1
1-3. Data Input
)ROORZLQJ
#
WKH
#
HLJKW
#
6&.
#
F\FOHV
#
WKDW
#
LQSXW
#
D
#
ZULWH
#
FRPPDQG
#
E\WH
/#
D
#
GDWD
#
E\WH
#
LV
#
LQSXW
#
RQ
#
WKH
#
ULVLQJ
#
HGJH
#
RI
#
WKH
#
QH[W
HLJKW
#
6&.
#
F\FOHV
1#
$QG
#
DQ\
#
VXFFHVVLYH
#
LQVWUXFWLRQ
#
VHW
#
ZKLFK
#
FRQVLVWV
#
RI
#
FRPPDQG
#
E\WH
#
DQG
#
GDWD
#
E\WH
#
LV
#
DOORZDEOH
1#
7KH
GDWD
#
E\WH
#
LV
#
DOZD\V
#
LQSXW
#
VWDUWLQJ
#
ZLWK
#
WKH
#
/6%
#+
ELW
#
]HUR
,1
1-4. Regulators Switch
(DFK
#
RI
#
UHJXODWRUV
#
FDQ
#
EH
#
HQDEOHG
#
RU
#
GLVDEOHG
#
LQGHSHQGHQWO\
1#
%\
#
WKH
#
95
#
VZLWFK
#
UHJLVWHU
/#
GHVLJQDWLRQV
#
IRU
#
HDFK
#
RI
#
VL[
UHJXODWRUV·
#
21
2
2))
#
FDQ
#
EH
#
ZULWWHQ
#
WR
#
ELW
#;#
WKURXJK
#461
1-5. LED Driver Switch
&RQVWDQW
#
&XUUHQW
#
2XWSXW
#
RI
#
HDFK
#
RI
#
/('
#
GULYHUV
#
FDQ
#
EH
#
HQDEOHG
#
RU
#
GLVDEOHG
#
LQGHSHQGHQWO\
1#
7KHVH
#
VZLWFKHV
#
DUH
FRQWUROOHG
#
ZLWK
#
2XWSXW
#
3RUW
#
UHJLVWHUV
1#
%LW
#47#
DQG
#48#
DUH
#
IRU
#
GHVLJQDWLRQ
#
RI
#
21
2
2))
#
RI
#
/('
#
GULYHUV
1
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