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AS3682 数据表(PDF) 2 Page - ams AG

部件名 AS3682
功能描述  480mA Camera Lighting Management Unit
PDF  43 Pages
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制造商  AMSCO [ams AG]
网页  http://www.ams.com
标志 AMSCO - ams AG

AS3682 数据表(HTML) 2 Page - ams AG

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AS3682
austriamicrosystems
Data Sheet
www.austriamicrosystems.com
Revision 2.21
2 - 43
4 Block Diagram
Figure 1. AS3682 Block Diagram
5 Application Diagrams
Figure 2. Normal and Soft Flash Mode Application Diagram
3
C1_P
RBIAS
23
CLK/P2
8
STROBE/F2
11
GPIO0/P0
10
SFL/F1
16
T1/F0
17
DATA/P1
9
VDD_GPIO
12
ADR
1
GND
Exposed Pad
2
VBAT1
6
VBAT2
5
C2_P
7
C2_N
24
C1_N
4
CP_OUT
13
CURR11
14
CURR12
15
CURR13
Digital
Supply
Bandgap
and
Current
Reference
Digital
Part
Serial
Interface
V2_5
22
Charge Pump
1:1, 1:1.5, 1:2
AS3682
Current Source
19
CURR2
20
CURR3
21
CURR4
Current Source
Mode
Selector
HFL
18
SFL Mode:
SFL/F1 = VDD_GPIO
Normal Mode:
SFL/F1 = GND
AS3682
Camera
Flash
LED
C3
1µF
ADR
1
RBIAS
23
CLK/P2
8
STROBE/F2
11
GPIO0/P0
10
SFL/F1
16
T1/F0
17
HFL
18
DATA/P1
9
2
VBAT1
6
VBAT2
5
C2_P
7
C2_N
24
C1_N
4
CP_OUT
13
CURR11
VDD_GPIO
12
R1
240k
Ω
R4
1 - 10k
Ω
14 CURR12
15
CURR13
19
CURR2
20
CURR3
21
CURR4
C6
2.2µF
Flash &
Preview
Battery or
CP_OUT
V2_5
22
Feature
Normal
Mode
Soft Flash
Mode
Interface
I2CI2C
Flash LEDs
Current
Sinks
33
Total Current
0 to 450mA
0 to 480mA
Addressable
Block
Block
Strobe
Trigger
STROBE/F2
or software
STROBE/F2
or software
Strobe
Preview
GPIO0/P0
or software
GPIO0/P0
or software
General Purpose
LEDs (CURR2,
CURR3, CURR4)
Current
Sinks
33
Current per
Sink
0 to 37.5mA 0 to 160mA
Addressable
Individual
Individual
C4
1µF
C1
2.2µF
C5
1µF
V2.5 = 41h
GND = 40h
3
C1_P
Battery
GND
Exposed Pad



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