aduc7033bstz-8l-rl Analog Devices, Inc., aduc7033bstz-8l-rl Datasheet
aduc7033bstz-8l-rl
Manufacturer Part Number
aduc7033bstz-8l-rl
Description
Integrated Precision Battery Sensor For Automotive
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADUC7033BSTZ-8L-RL.pdf
(136 pages)
FEATURES
High precision ADCs
Dual channel, simultaneous sampling, 16-bit, Σ-Δ ADCs
Programmable ADC throughput from 1 Hz to 8 kHz
On-chip 5 ppm/°C voltage reference
Current channel
Voltage channel
Temperature channel
Microcontroller
Rev. 0
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.
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 12 V battery inputs
External and on-chip temperature sensor options
ARM7TDMI core, 16-/32-bit RISC architecture
20.48 MHz PLL with programmable divider
PLL input source
JTAG port supports code download and debug
On-chip precision oscillator
On-chip low power oscillator
External (32.768 kHz) watch crystal
VTEMP
VBAT
VREF
IIN+
IIN–
BUF
PRECISION ANALOG ACQUISITION
ACCUMULATOR
MUX
TEMPERATURE
RESULT
SENSOR
PGA
FUNCTIONAL BLOCK DIAGRAM
BUF
COMPARATOR
REFERENCE
PRECISION
Σ-Δ ADC
Σ-Δ ADC
DIGITAL
16-BIT
16-BIT
Figure 1.
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
Package and temperature range
48-lead, 7 mm × 7 mm LFCSP or 48-lead, 7 mm × 7 mm LQFP
Fully specified for −40°C to +115°C operation
APPLICATIONS
Battery sensing/management for automotive systems
3 × TIMERS
TCK TDI TDO NTRST TMS
ARM7TDMI
W/U TIMER
Integrated, Precision Battery
2.6V LDO
20MHz
96-kB Flash/EE memory, 6-kB SRAM
10,000-cycle Flash/EE endurance, 20-year Flash/EE
In-circuit download via JTAG and LIN
LIN 2.0-compatible (slave) support via UART with
Flexible wake-up I/O pin, master/slave SPI serial I/O
9-pin GPIO port, 3× 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
PSM
POR
MCU
WDT
retention
hardware synchronization
Normal mode: 10 mA at 10 MHz
Low power monitor mode
ADuC7033
LOW POWER
ON-CHIP PLL
96KB FLASH
UART PORT
PRECISION
GPIO PORT
SPI PORT
MEMORY
6KB RAM
Sensor for Automotive
OSC
OSC
LIN
©2007 Analog Devices, Inc. All rights reserved.
RESET
XTAL1
XTAL2
WU
STI
LIN/BSD
ADuC7033
www.analog.com
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