aduc7030 Analog Devices, Inc., aduc7030 Datasheet

aduc7030

Manufacturer Part Number

aduc7030

Description

Integrated Precision Battery Sensor For Automotive

Manufacturer

Analog Devices, Inc.

Datasheet

1.ADUC7030.pdf (150 pages)

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Meier Automation Equipment Co., Limited

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aduc7030BCPZ

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FEATURES

High precision ADCs

Microcontroller

Rev. PrE

Information furnished by Analog Devices is believed to be accurate and reliable. However, no

responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other

rights of third parties that may result from its use. Specifications subject to change without notice.

No license is granted by implication or otherwise under any patent or patent rights of Analog

Devices. Trademarks and registered trademarks are the property of their respective owners.

Preliminary Technical Data

Dual channel, simultaneous sampling, 16-bit 6' ADCs

Programmable ADC throughput from 1 Hz to 8 kHz

On-chip 5ppm/°C voltage reference

Current channel

Voltage channel

Temperature channel

ARM7TDMI core, 16-/32-bit RISC architecture

20.48 MHz PLL with programmable divider

PLL Input Source

JTAG port supports code download and debug

Fully differential, buffered Input

Programmable gain from 1 to 512

ADC input range: −200 mV to +300 mV

Digital comparators, with current accumulator feature

Buffered, on-chip attenuator for 12V battery inputs

External and on-chip temperature sensor options

On-chip precision oscillator

On-chip low-power oscillator

External (32.768 kHz) watch crystal

GND_SW

VTEMP

VBAT

VREF

IIN+

IIN–

PGA

PRECISION ANALOG ACQUISITION

ACCUMULATOR

MUX

TEMPERATURE

RESULT

SENSOR

FUNCTIONAL BLOCK DIAGRAM

BUF

COMPARATOR

REFERENCE

PRECISION

-û ADC

DIGITAL

16-BIT

Figure 1.

Integrated Precision Battery Sensor

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel: 781.329.4700

Fax: 781.461.3113

Memory

On-chip peripherals

Power

Packages and temperature range

APPLICATIONS

Battery sensing/management for automotive systems

10 kcycles Flash/EE endurance, 20 years Flash/EE retention

In-circuit download via JTAG and LIN

32 kbytes Flash/EE memory, 4 kbytes SRAM (ADuC7030)

96 kbytes Flash/EE memory, 6 kbytes SRAM (ADuC7033)

LIN 2.0 (slave) compatible support via UART with

Flexible wake-up I/O pin, master/slave SPI serial I/O

9-pin GPIO port, 3 X general purpose timers

Wake-up and watchdog timers

Power supply monitor, on-chip power-on-reset

Operates directly from 12 V battery supply

Current consumption

48 Pin LFCSP 7X7 mm or 48 Pin LQFP 7X7 mm body

package

Fully specified for −40°C to +115°C operation

TCK TDI TDO NTRST TMS

ARM7TDMI

3 × TIMERS

W/U TIMER

ADuC7030/ADuC7033

2.6V LDO

20MHz

hardware synchronization

Normal mode 10 mA at 10 MHz

Low power monitor mode

PSM

POR

MCU

WDT

LOW POWER

ON-CHIP PLL

32KB FLASH

UART PORT

GPIO PORT

PRECISION

MEMORY

4KB RAM

SPI PORT

OSC

LIN

ADuC7030/ADuC7033

RESET

XTAL1

XTAL2

STI

LIN/BSD

For Automotive

www.analog.com

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