Data Sheet

ADuCM430/ADuCM431

Precision Analog Microcontroller, 12-Bit Analog Input and Output with PMIC and

TECC, Arm Cortex-M3

Rev. SpA

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FEATURES

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Analog input and output

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Multichannel, 12-bit, 2 MSPS ADC

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Up to 16 external channels

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Power, VDAC, IDAC, and temperature monitor internal

channels

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Single-ended and differential modes

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Input buffer included

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Digital comparators

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Up to nine, 12-bit voltage output VDACs

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4-channel, selectable output range

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0 V to 2.5 V or AVDDx − 0.1 V

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AVDDNEG + 0.2 V to 0 V or −2.5 V to 0 V (ADuCM430

only)

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4-channel, 0 V to 2.5 V or AVDDx − 0.2 V

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1-channel, 0 V to 2.5 V

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Up to 4 low noise, 12-bit IDACs (ADuCM430 only)

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Configurable output range: 50 mA, 100 mA, or 150 mA

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4 voltage comparators with adjustable hysteresis voltage

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TEC controller (ADuCM430 only)

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Optional Buck or LDO regulator modes if not using TEC

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Maximum heating and cooling current: 1.3 A

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Current and voltage monitoring and protection

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Soft start function

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Microcontroller

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32-bit Arm Cortex-M3 core, RISC architecture

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Serial wire port supports code download and debug

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Clocking options

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16 MHz on-chip oscillator

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80 MHz PLL output

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External clock source

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Memory

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2× 512 kB independent Flash/EE memories

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48 kB SRAM

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On-chip peripherals

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GPIO with multilevel voltage (3.3 V, 1.8 V, and 1.2 V) digital

inputs

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MDIO target up to 4 MHz (open drain)

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3× 16-bit and 1× 32-bit general-purpose timers

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Wake-up timer (WUT)

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Watchdog timers (WDT)

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32 element PLA

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16-bit PWM

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Manchester encoder and decoder

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All GPIOs support external interrupt

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Power

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Multiple supplies

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AVDDx, IOVDDx, DVDD, and PVDDTECx (ADuCM430 on-

ly): 2.85 V to 3.63 V

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AVDDNEG (ADuCM430 only): −1.8 V to −3.63 V

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PVDDIDACx (ADuCM430 only): 1.60 V to AVDDx

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Flexible operating modes for low power applications

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Packages and temperature range

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5 mm x 5 mm, 0.4 mm pitch, 121-ball CSP_BGA

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Tools

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Low cost QuickStart development system, which is available

upon request from InfoOpticalNetwork@analog.com

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Full third-party support

APPLICATIONS

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Optical networking—100G/200G/400G and higher frequency

modules

For more information on the ADuCM430/ADuCM431, contact InfoOpticalNetwork@analog.com.