BD6085GUL
Datasheet
5. I/O
When the RESETB pin is Low, the input buffers (SDA and SCL) are disable for the Low consumption power.
VBAT
VIO
RESETB=L, Output “H”
SCL
(SDA)
RESETB
6. About the start of LDO1 to LDO4
It must start as follows.
VBAT
T VBATON
VIO
T VIOON=min 0.1ms
RESETB
EN
LOGIC
T VBATOFF
T VIOOFF=min 1ms
Level
Shift
T RSTB=min 0.1ms
T RST=min 0ms
LDO1EN or LDO2EN or
LDO3EN or LDO4EN
T RISE = max 1ms
LDO1O or LDO2O or
LDO3O or LDO4O
(LDO output)
<Start Sequence>
VBAT ON (Enough rise up) → VIO ON (Enough rise up) → Reset release → LDO ON
(Register access acceptable)
<End Sequence>
LDO OFF → Reset → VIO OFF (Enough fall down) → VBAT OFF
7. About the terminal management of the function that isn't used
Set up the terminal that isn't used as follows.
The LED terminal which isn't used : Short to ground
Don't do the control concerned with this terminal.
T1, T2 : Short to ground
T3, T4 : Open
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? 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111 ? 15 ? 001
21/26
TSZ02201-0G3G0C200120-1-2
05.Oct.2012 Rev.001
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