Analog Microcontroller. ADuCM361 Datasheet

ADuCM361 Microcontroller. Datasheet pdf. Equivalent


Part ADuCM361
Description Precision Analog Microcontroller
Feature Data Sheet Low Power, Precision Analog Microcontroller with Dual Sigma-Delta ADCs, ARM Cortex-M3 AD.
Manufacture Analog Devices
Datasheet
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Data Sheet Low Power, Precision Analog Microcontroller with ADuCM361 Datasheet
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ADuCM361
Data Sheet
Low Power, Precision Analog Microcontroller
with Dual Sigma-Delta ADCs, ARM Cortex-M3
ADuCM360/ADuCM361
FEATURES
Analog input/output
Dual 24-bit ADCs (ADuCM360)
Single 24-bit ADC (ADuCM361)
Programmable ADC output rate (3.5 Hz to 3.906 kHz)
Simultaneous 50 Hz/60 Hz noise rejection
At 50 SPS continuous conversion mode
At 16.67 SPS single conversion mode
Flexible input mux for input channel selection to both ADCs
Two 24-bit multichannel ADCs (ADC0 and ADC1)
6 differential or 12 single-ended input channels
4 internal channels for monitoring DAC, temperature
sensor, IOVDD/4, and AVDD/4 (ADC1 only)
Programmable gain (1 to 128)
RMS noise: 52 nV at 3.53 Hz, 200 nV at 50 Hz
Programmable sensor excitation current sources
On-chip precision voltage reference
Single 12-bit voltage output DAC
NPN mode for 4 mA to 20 mA loop applications
Microcontroller
ARM Cortex-M3 32-bit processor
Serial wire download and debug
Internal watch crystal for wake-up timer
16 MHz oscillator with 8-way programmable divider
Memory
128 kB Flash/EE memory, 8 kB SRAM
In-circuit debug/download via serial wire and UART
Power supply range: 1.8 V to 3.6 V (maximum)
Power consumption, MCU active mode
Core consumes 290 µA/MHz
Overall system current consumption of 1.0 mA with core
operating at 500 kHz (both ADCs on, input buffers off,
PGA gain of 4, one SPI port on, and all timers on)
Power consumption, power-down mode: 4 µA (wake-up
timer active)
On-chip peripherals
UART, I2C, and 2 × SPI serial I/O
16-bit PWM controller
19-pin multifunction GPIO port
2 general-purpose timers
Wake-up timer/watchdog timer
Multichannel DMA and interrupt controller
Package and temperature range
48-lead, 7 mm × 7 mm LFCSP
Specified for −40°C to +125°C operation
Development tools
Low cost QuickStart Development System
Third-party compiler and emulator tool support
Multiple functional safety features for improved diagnostics
APPLICATIONS
Industrial automation and process control
Intelligent precision sensing systems
4 mA to 20 mA loop-powered smart sensor systems
Medical devices, patient monitoring
Rev. D
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ADuCM361
ADuCM360/ADuCM361
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Revision History ............................................................................... 2
General Description ......................................................................... 3
Functional Block Diagrams............................................................. 4
Specifications..................................................................................... 6
Microcontroller Electrical Specifications.................................. 6
RMS Noise Resolution of ADC0 and ADC1 .......................... 11
I2C Timing Specifications.......................................................... 15
REVISION HISTORY
6/2016—Rev. C to Rev. D
Change to Features Section ............................................................. 1
Added Note 12 and Note 13, Table 1 ............................................. 6
Change to Internal Reference (1.2 V) Section, Table 2, and
Table 3 .............................................................................................. 11
Changes to External Reference (2.5 V) Section, Table 6, and
Table 7 .............................................................................................. 13
Change to Human Body Model Parameter, Table 14 ................ 18
Changes to Figure 15...................................................................... 23
10/2014—Rev. B to Rev. C
Changes to Table 1............................................................................ 6
Changes to Table 3.......................................................................... 11
Changes to Table 5.......................................................................... 12
Changes to Table 7.......................................................................... 13
Changes to Table 9.......................................................................... 14
Changes to Table 14........................................................................ 18
Changes to Pin 35 and Pin 36 Descriptions; Table 16 ............... 20
Changes to Figure 11...................................................................... 22
Data Sheet
SPI Timing Specifications ......................................................... 16
Absolute Maximum Ratings ......................................................... 18
Thermal Resistance .................................................................... 18
ESD Caution................................................................................ 18
Pin Configuration and Function Descriptions........................... 19
Typical Performance Characteristics ........................................... 22
Typical System Configuration ...................................................... 23
Outline Dimensions ....................................................................... 24
Ordering Guide .......................................................................... 24
7/2013—Rev. A to Rev. B
Changes to Features Section and General Description Section .......3
Changes to Figure 1...........................................................................4
Added Figure 2, Renumbered Sequentially ...................................5
Changes to Table 1.............................................................................6
Changes to Table 2 and Table 3 .................................................... 10
Changes to Table 4 and Table 5 .................................................... 11
Changes to Table 6 and Table 7 .................................................... 12
Changes to Table 8 and Table 9 .................................................... 13
Changes to Table 16 ....................................................................... 17
Changes to Figure 14...................................................................... 21
11/2012—Rev. 0 to Rev. A
Changes to Pin 35 and Pin 36 in Table 16................................... 18
9/2012—Revision 0: Initial Version
Rev. D | Page 2 of 24







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