as8510 austriamicrosystems, as8510 Datasheet - Page 9

• Manufacturer Part Number: as8510
• Description: Data Acquisition Device For Battery Sensors
• Manufacturer: austriamicrosystems

AS8510
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
6.3 Detailed System and Block Specifications
6.3.1 Electrical System Specifications
Table 12. Electrical System Specifications
6.4
Table 13. Current Measurement Ranges
1. V
2. AVDD, DVDD of 3.3V with ±5% variation.
3. For low power current monitoring, single shot measurement is performed with internal oscillator.
Note: The Data Rate at the output can be calculated according to the formula:
Table 14. Valid Combinations of the Chopper Clock, Oversampling Clock and Decimation Ratios
www.austriamicrosystems.com/AS8510
Symbol
INADC
Symbol
I1500
IDD
IDD
I200
I400
I200
Current Measurement Ranges (across 100
I10
I10
I1
NOM
SBM
Over Sampling Frequency
fsout=2*fchop /R2 (R2 is down sampling ratio taking values 1, 2, 4 up to 32768 as powers of 2)
= Vsh * Gain, gain deviations to be considered according to
Input current range of 1500A in NOM
Input current range of 200A in SBM
Current consumption standby mode
Input current range of 200A in NOM
Input current range of 400A in NOM
Input current range of 10A in SBM
Current consumption normal mode
1MHz
2MHz
2MHz
2MHz
Input current range of 10A in NOM
Input current range of 1A in SBM
Parameter
Parameter
3
3
3
µ
Ω shunt resistor)
Min
Chopper Frequency
±1500
Imax
±200
±400
±200
±10
±10
[A]
±1
Revision 3.4
2kHz
2kHz
2kHz
4kHz
Table 15
Typ
40
3
±150
[mV]
±0.1
Vsh
±20
±40
±20
±1
±1
and
Max
5.5
Table
Nominal
16.
PGA
Gain
100
100
100
40
25
40
5
Units
mA
µA
Data Rate
@ 1 kHz
@ 1 kHz
@ 1 kHz
@ 1 kHz
when the device is in STANDBY Mode
@ 1 Hz
@ 1 Hz
@ 1 Hz
(f
consumption over a period of 10sec
Average of NORMAL Mode Power
OUT
)
Decimation Ratio
128
64
64
64
V
Notes
±1000
INADC
±100
±800
±750
±100
±800
[mV]
±10
1
PSR
[dB]
60
60
60
60
60
60
60
9 - 46
2