as8510 austriamicrosystems, as8510 Datasheet - Page 2
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as8510
Manufacturer Part Number
as8510
Description
Data Acquisition Device For Battery Sensors
Manufacturer
austriamicrosystems
Datasheet
1.AS8510.pdf
(46 pages)
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Part Number
Manufacturer
Quantity
Price
Part Number:
AS8510
Manufacturer:
AMS
Quantity:
20 000
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Part Number:
as8510-ASSM
Manufacturer:
AMS
Quantity:
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Part Number:
as8510-ASSM
Manufacturer:
AMS
Quantity:
20 000
AS8510
Datasheet - C o n t e n t s
Contents
1 General Description ..................................................................................................................................................................
2 Key Features.............................................................................................................................................................................
3 Applications...............................................................................................................................................................................
4 Pin Assignments .......................................................................................................................................................................
5 Absolute Maximum Ratings ......................................................................................................................................................
6 Electrical Characteristics...........................................................................................................................................................
7 Detailed Description................................................................................................................................................................
www.austriamicrosystems.com/AS8510
4.1 Pin Descriptions.................................................................................................................................................................................... 4
6.1 Operating Conditions............................................................................................................................................................................ 7
6.2 DC/AC Characteristics for Digital Inputs and Outputs .......................................................................................................................... 7
6.3 Detailed System and Block Specifications ........................................................................................................................................... 8
6.4 Current Measurement Ranges (across 100µΩ shunt resistor)............................................................................................................ 9
6.5 System Specifications ........................................................................................................................................................................ 16
7.1 Current Measurement Channel .......................................................................................................................................................... 17
7.2 Voltage/Temperature Measurement Channel ..................................................................................................................................... 17
7.3 Digital Implementation of Measurement Path..................................................................................................................................... 18
7.4 Modes of Operation ............................................................................................................................................................................ 18
7.5 Reference-Voltage.............................................................................................................................................................................. 22
7.6 Oscillators........................................................................................................................................................................................... 22
7.7 Power-On Reset ................................................................................................................................................................................. 22
7.8 4-Wire Serial Port Interface ................................................................................................................................................................ 22
6.3.1 Electrical System Specifications .................................................................................................................................................. 8
6.4.1 Differential Input Amplifier for Current Channel ......................................................................................................................... 10
6.4.2 Differential Input Amplifier for Voltage Channel......................................................................................................................... 11
6.4.3 Sigma Delta Analog to Digital Converter ................................................................................................................................... 12
6.4.4 Bandgap Reference Voltage...................................................................................................................................................... 12
6.4.5 Internal (Programmable) Current Source for External Temperature Measurement .................................................................. 13
6.4.6 CMREF Circuit (VCM) ............................................................................................................................................................... 14
6.4.7 Internal AVDD Power-on Reset ................................................................................................................................................. 14
6.4.8 Internal DVDD Power-on Reset................................................................................................................................................. 14
6.4.9 Low Speed Oscillator................................................................................................................................................................. 14
6.4.10 High Speed Oscillator .............................................................................................................................................................. 15
6.4.11 External Clock.......................................................................................................................................................................... 15
6.4.12 Internal Temperature Sensor................................................................................................................................................... 15
7.4.1 Normal Mode 1 (NOM1) ............................................................................................................................................................ 19
7.4.2 Normal Mode 2 (NOM2) ............................................................................................................................................................ 20
7.4.3 Standby Mode1 (SBM1) ............................................................................................................................................................ 21
7.4.4 Standby Mode2 (SBM2) ............................................................................................................................................................ 21
7.8.1 SPI Frame.................................................................................................................................................................................. 23
7.8.2 Write Command......................................................................................................................................................................... 23
7.8.3 Read Command......................................................................................................................................................................... 24
7.8.4 Timing ........................................................................................................................................................................................ 25
7.8.5 SPI Interface Timing .................................................................................................................................................................. 26
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