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AS3661 Datasheet(PDF) 10 Page - ams AG

Part # AS3661
Description  Programmable 9-channel LED Dr iver
PDF  87 Pages
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Manufacturer  AMSCO [ams AG]
Direct Link  http://www.ams.com
Logo AMSCO - ams AG

AS3661 Datasheet(HTML) 10 Page - ams AG

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www.austriamicrosystems.com
Revision 1.3
9 - 85
AS3661
Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s
1. Low-ESR Surface-Mount Ceramic Capacitors 8MLCCs) used in setting electrical characteris-
tics.
LSB
Least Significant Bit
30
mV
EABS
Total Unadjusted
Error
5
VIN_TEST = 0V to VBAT
<±3
±4
LSB
tCONV
Conversion Time
2.7
ms
VIN_TEST
DC Voltage Range
0
5
V
Logic Interface
Logic Input EN
VIL
Input Low Level
0.5
V
VIH
Input High Level
1.2
V
IIN
Input Current
-1.0
1.0
µA
tDELAY
Input Delay
6
2
µs
Logic Input SCL, SDA, TRIG, CLK32K, ASEL0, ASEL1
VIL
Input Low Level
0.2x
VEN
V
VIH
Input High Level
0.8x
VEN
V
IIN
Input Current
-1.0
1.0
µA
Logic Output SDA, TRIG, INT
VOL
Output Low Level
IOUT = 3 mA (pull-up current)
0.3
0.5
V
IL
Output Leakage
Current
VCP = 2.8V
1.0
µA
Logic Output GPO
VOL
Output Low Level
IOUT = 3 mA
0.3
0.5
V
VOH
Output High Level
IOUT = -2 mA
VBAT -
0.5
VBAT -
0.3
V
IL
Output Leakage
Current
VCP = 2.8V
1.0
µA
Logic Input CLK32K
fCLK
Clock Frequency
32.7
kHz
fCLKH
High Time
6
µs
fCLKL
Low Time
6
µs
tR
Clock Rise Time
10 to 90%
2
µs
tF
Clock Fall Time
90 to 10%
2
µs
1. In applications where high power dissipation and/or poor package thermal resistance is present, the maximum
ambient temperature may have to be derated. Maximum ambient temperature (TAmb-MAX) is dependent on the
maximum operating junction temperature (TJ-MAX =125°C), the maximum power dissipation of the devi ce in the
application (PD-MAX) and the junction to ambient thermal resistance of the part/package in the application (
θ
JA) as
given by the following equation: TAmb-MAX = TJ-MAX - (
θ
JA * PD-MAX ).
2. Turn-on time is measured from the moment the charge pump is activated until the VCP crosses 90% of its target
value
Table 3. Electrical Characteristics (Continued)
Symbol
Parameter
Condition
Min
Typ
Max
Unit



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