AS3645 austriamicrosystems, AS3645 Datasheet - Page 15

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

AS3645
Datasheet - D e t a i l e d D e s c r i p t i o n
Interface Mode: I
The output currents and operating mode in parallel interface mode with fixed output currents are selected according to
the following table
Table 6. I
www.austriamicrosystems.com
9. The I
2
X
X
X
X
X
X
X
0
1
C mode
2
C mode is selected by a high level on I2C/EN
0->1
X
X
X
X
X
X
X
1
AS3645 configuration
9
:
mode_
setting
10, 01
page
or 11
(see
2
23)
00
10
01
11
C mode
out_on
page
(see
23)
X
0
1
1
1
strobe_on
strobe_on
ext_torch_on (see
strobe_type (see
ext_torch_on
ext_torch_on
strobe_type
strobe_on (see
page 23)
page 23)
page 23)
Condition
= 1 and
= 1 and
= 0
= 0
=0
= 1
Revision 1.6
=1
=1
timeout defined by
assist light mode
STROBE input;
indicator mode
external torch
(see page 20)
flash duration
flash_timeout
flash duration
flash_timeout
flash mode;
flash mode;
defined by
defined by
standby
Mode
mode
operating mode and currents
Detection on page
flash_current (see
(200mA-1000mA)
Maximum Current
assist_light_curre
assist_light_curre
2x500mA for dual
nt (see page 21)
nt (see page 21)
Single/Dual LED
LED see
output current
(20mA-320mA)
(20mA-320mA)
Protection on
page 12
LED_OUT
defined by
defined by
defined by
maximum
Dual LED
page 22)
12
0
0
Single/
and
ind_current (see
output current
(2.5mA-10mA)
defined by
IND_OUT
page 21)
0
0
0
0
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