Overview
The MM9Z1I638BM2EPR2, manufactured by NXP USA Inc., is a fully integrated intelligent battery monitoring system. This device is designed to provide precise battery monitoring and management, making it an essential component in various automotive and industrial applications. It leverages SMARTMOS technology to ensure efficient and reliable operation.
Key Specifications
| Specification | Details |
|---|---|
| Package Type | 48-PIN QFN |
| Microcontroller | S12Z with 96/128 kByte Flash, 8.0 kByte RAM, 4.0 kByte EEPROM |
| Communication Protocols | LIN 2.2/2.1/2.0, msCAN protocol controller |
| Current Measurement | Precise current measurement via an external shunt resistor |
| Voltage Measurements | Four voltage measurements via internal calibrated resistor dividers or external dividers |
| Temperature Measurement | Internal temperature sensor, five external temperature sensor inputs |
| Power Modes | Low-power modes with low-current operation |
| Wake-up Sources | LIN, timer, high-voltage input, external CAN interface, current threshold and integration |
Key Features
- Wide range battery current measurement
- On-chip temperature measurement and five external temperature sensor inputs
- Four battery voltage measurements with internal resistor dividers and up to five direct voltage measurements for use with an external resistor divider
- Measurement synchronization between voltage channels and current channels
- LIN 2.2/2.1/2.0 protocol and physical interface, msCAN protocol controller
- Supply capability for 8 and 14 pin CAN interfaces
- Precision internal oscillator and connections for external crystal
- Low-power modes with low-current operation and multiple wake-up sources
Applications
- 12 V lead-acid battery monitoring
- Multi-cell battery (Li-ion) monitoring
- HV battery pack sensor
- Truck battery monitoring
Q & A
- What is the MM9Z1I638BM2EPR2 used for? The MM9Z1I638BM2EPR2 is used for intelligent battery monitoring and management in various automotive and industrial applications.
- What communication protocols does the MM9Z1I638BM2EPR2 support? It supports LIN 2.2/2.1/2.0 and msCAN protocol controller.
- How does the MM9Z1I638BM2EPR2 measure current? It measures current precisely via an external shunt resistor.
- What are the power modes of the MM9Z1I638BM2EPR2? It has low-power modes with low-current operation.
- What wake-up sources are available for the MM9Z1I638BM2EPR2? The wake-up sources include LIN, timer, high-voltage input, external CAN interface, and current threshold and integration.
- What type of microcontroller does the MM9Z1I638BM2EPR2 use? It uses an S12Z microcontroller with 96/128 kByte Flash, 8.0 kByte RAM, and 4.0 kByte EEPROM.
- How many external temperature sensor inputs does the MM9Z1I638BM2EPR2 have? It has five external temperature sensor inputs.
- What is the package type of the MM9Z1I638BM2EPR2? It is packaged in a 48-PIN QFN.
- Does the MM9Z1I638BM2EPR2 support internal and external voltage measurements? Yes, it supports four voltage measurements via internal calibrated resistor dividers or external dividers.
- Is the MM9Z1I638BM2EPR2 suitable for HV battery pack monitoring? Yes, it is suitable for HV battery pack monitoring.
