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ADuCM330/ADuCM331 Hardware
Reference Manual
UG-716
One Technology Way • P. O. Box 9106 • Norwood, MA 02062-9106, U.S.A. • Tel: 781.329.4700 • Fax: 781.461.3113 • www.analog.com
Integrated, Precision Battery Sensor (ADuCM330/ADuCM331)
SCOPE
This reference manual provides a detailed description of the functionality and features of the ADuCM330/ADuCM331.
The information is relevant for Silicon Revision L6x, where x represents a number between 0 and 9.
Full specifications on the ADuCM330/ADuCM331 are available in the product data sheet, which should be consulted in conjunction with
this reference manual when working with the devices.
FUNCTIONAL BLOCK DIAGRAM
20-BIT
ADC
PGA
BUF
IIN+
IIN–
RESULT
ACCUMULATOR
DIGITAL
COMPARATOR
20-BIT
ADC
MUX
BUF
SWDIO
SWCLK
VDD
33VDD
AVDD18
DVDD18
AGND
DGND
VSS
IO_VSS
GPIO5
GPIO4
GPIO3/MOSI
GPIO2/MISO
GPIO1/SCLK
GPIO0/CS
VBAT
VTEMP
GND_SW
PRECISION ANALOG ACQUISITION
CORTEX-M3
PROCESSOR
16MHz
PREC OSC 1%
LPM
1 × GENERAL-PURPOSE
TIMER
WATCHDOG TIMER
WAKE-UP TIMER
GPIO PORT
SPI PORT
LIN
LIN
LDO
POR
MEMORY
96kB/128kB
FLASH,
6kB SRAM,
4kB DATA
RESET
TEMPERATURE
SENSOR
PRECISION
REFERENCE
ADuCM330/ADuCM331
12422-001
Figure 1. ADuCM330/ADuCM331 Block Diagram
PLEASE SEE THE LAST PAGE FOR AN IMPORTANT
WARNING AND LEGAL TERMS AND CONDITIONS.
Rev. B | Page 1 of 126
