AS3645 austriamicrosystems, AS3645 Datasheet - Page 26

• Manufacturer Part Number: AS3645
• Description: 1000/720ma Ultra Small High Efficient Single/dual Led Flash Driver With Safety Features
• Manufacturer: austriamicrosystems

AS3645
Datasheet - A p p l i c a t i o n I n f o r m a t i o n
9 Application Information
The AS3645 supports different interface types. It is possible to connect the AS3645 directly to an (existing) I
(e.g. from the baseband processor)
Figure 27. Application Circuit using I
As the TORCH pin has an internal debounce timer and pulldown it is possible to connect TORCH directly to a push
button (The control signal on the pins SCL/EN1 and SDA_EN2 always have higher priority compared to TORCH).
If the camera I
Figure 28. Application Circuit using I
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13.The STROBE line is optional as the flash-strobe command can be sent via I
2
C bus can be used use following circuit:
13
2
2
C mode of BaseBand
C mode of Camera
:
Revision 1.6
AS3645
AS3645
2
C.
2
C bus
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