Overview
Features and Benefits
- Dual channel, simultaneous sampling, 16-bit Σ-Δ ADC
- Programming ADC throughput: 1 Hz to 8 kHz
- On-chip 5 ppm/°C reference voltage source
- Current channel
Fully differential, buffered input
Programmable gain: 1 to 512
ADC input range: −200 mV to +300 mV
Digital comparator with built-in current accumulator function - Voltage channel
Buffered, On-chip attenuator, suitable for 12V battery input - Temperature channel
External and on-chip temperature sensor solution - 16-bit/32-bit RISC architecture ARM7TDMI® core
- 20.48 MHz PLL with programmable divider
- PLL input source
On-chip precision oscillator
On-chip low-power oscillator
External (32.768 kHz) clock crystal
- JTAG port supports code download and debugging
- 32 kB Flash/EE memory, 4 kB SRAM
- Flash/EE durability: 10,000 cycles, data retention time: 20 years
- Online download via JTAG and LIN
- Use hardware synchronization to be compatible with SAEJ2602/LIN 1.3/LIN 2.0 (slave) via UART
- Flexible wake-up I/O pins, master/slave SPI® serial I/O
- 9-pin GPIO port, 3 general-purpose timers
- Wake-up and watchdog timer
- Power monitor, on-chip power-on reset
- 12V battery power supply directly
- Power consumption
Normal mode: 10mA (10MHz)
Low power consumption monitoring mode - 48 pins, 7 mm x 7 mm LFCSP package
- Rated operating temperature range: −40°C to +115°C
Product Details
The ADuC7034 is a complete, system solution for battery monitoring in 12 V automotive applications. The device integrates all of the required features to precisely and intelligently monitor, process, and diagnose 12 V battery parameters including battery current, voltage and temperature over a wide range of operating conditions.
APPLICATIONS
- Battery sensing/management for automotive systems
Product Categories
Product Lifecycle
Not Recommended for New Designs
This designates products ADI does not recommend broadly for new designs.
Documentation & Resources
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AN-881: Flash/EE Memory Programming via LIN—Protocol 4 (Rev. 0)2/27/2009PDF166 kB
