Overview
The ADuCM330WFSBCPZ-RL is a fully integrated, precision battery sensor designed by Analog Devices Inc. for automotive applications. This device is part of the ADuCM330 series and is optimized for monitoring 12 V battery systems. It incorporates dual high-performance multichannel sigma-delta (Σ-Δ) analog-to-digital converters (ADCs), a 32-bit ARM Cortex-M3 processor, and flash memory. The ADuCM330WFSBCPZ-RL is a complete system solution that integrates all necessary features to precisely monitor, process, and diagnose battery parameters such as current, voltage, and temperature over a wide range of operating conditions.
Key Specifications
| Parameter | Description |
|---|---|
| ADC Type | Dual high-performance multichannel sigma-delta (Σ-Δ) ADCs |
| Sampling Rate | 8 kSPS |
| Processor | 32-bit ARM Cortex-M3 |
| Flash Memory | 96 kB program flash, 4 kB data flash |
| Operating Voltage | 3.6 V to 19 V (on VDD, Pin 26) |
| Operating Temperature | −40°C to +115°C, with additional typical specifications at +125°C |
| Oscillators | 16.384 MHz high frequency oscillator, 32 kHz oscillator for low power operation |
| Peripherals | SPI serial input/output communication controller, six GPIO pins, general-purpose timer, wake-up timer, watchdog timer |
| Power Consumption | <18.5 mA in normal operating mode, <100 μA in low power modes |
| Communication Interface | LIN physical interface compliant to LIN 2.2 and SAE J2602-2 |
Key Features
- Dual high-performance multichannel sigma-delta (Σ-Δ) ADCs for precise measurement of battery current, voltage, and temperature.
- 32-bit ARM Cortex-M3 processor with 96 kB program flash and 4 kB data flash.
- On-chip low dropout (LDO) regulators for supply voltage generation.
- Programmable gain amplifier (PGA) for monitoring various current and voltage ranges.
- On-chip precision reference.
- SPI serial input/output communication controller, six GPIO pins, general-purpose timer, wake-up timer, and watchdog timer.
- LIN physical interface for single-wire, high voltage communications in automotive environments.
- Low power operating modes with current consumption of <100 μA.
- Compliance with ISO 26262 for Automotive Safety Integrity Level Capability B (ASIL B).
Applications
The ADuCM330WFSBCPZ-RL is specifically designed for battery monitoring in 12 V automotive applications. It is ideal for use in various automotive systems where precise and intelligent monitoring of battery parameters is crucial. This includes applications such as:
- Battery management systems (BMS) in vehicles.
- Automotive diagnostic and monitoring systems.
- Electric and hybrid electric vehicles.
- Automotive safety and reliability systems compliant with ISO 26262.
Q & A
- What is the primary function of the ADuCM330WFSBCPZ-RL?
The primary function is to precisely monitor, process, and diagnose 12 V battery parameters in automotive applications.
- What type of ADCs does the ADuCM330WFSBCPZ-RL use?
Dual high-performance multichannel sigma-delta (Σ-Δ) ADCs.
- What is the sampling rate of the ADCs?
8 kSPS.
- What processor does the ADuCM330WFSBCPZ-RL use?
32-bit ARM Cortex-M3 processor.
- How much flash memory does the ADuCM330WFSBCPZ-RL have?
96 kB program flash and 4 kB data flash.
- What is the operating voltage range of the ADuCM330WFSBCPZ-RL?
3.6 V to 19 V (on VDD, Pin 26).
- What are the operating temperature ranges for the ADuCM330WFSBCPZ-RL?
−40°C to +115°C, with additional typical specifications at +125°C.
- What communication interfaces does the ADuCM330WFSBCPZ-RL support?
SPI serial input/output communication controller and LIN physical interface.
- How does the ADuCM330WFSBCPZ-RL manage power consumption?
The device can operate in low power modes consuming <100 μA and in normal operating mode consuming <18.5 mA when all peripherals are active.
- Is the ADuCM330WFSBCPZ-RL compliant with any automotive safety standards?
Yes, it is compliant with ISO 26262 for Automotive Safety Integrity Level Capability B (ASIL B).
