参数资料
型号: ADUC7033BSTZ-88-RL
厂商: Analog Devices Inc
文件页数: 1/140页
文件大小: 0K
描述: IC BATT SENSOR PREC 48LQFP
标准包装: 2,000
功能: 电池监控器
电源电压: 3.5 V ~ 18 V
工作温度: -40°C ~ 115°C
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 带卷 (TR)

Integrated, Precision Battery
Sensor for Automotive
ADuC7033
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
Fully differential, buffered input
Programmable gain from 1 to 512
ADC input range: ?200 mV to +300 mV
Digital comparators, with current accumulator feature
Voltage channel
Buffered, on-chip attenuator for 12 V battery inputs
Temperature channel
External and on-chip temperature sensor options
Microcontroller
ARM7TDMI core, 16-/32-bit RISC architecture
20.48 MHz PLL with programmable divider
PLL input source
On-chip precision oscillator
On-chip low power oscillator
External (32.768 kHz) watch crystal
JTAG port supports code download and debug
Memory
96 kB Flash/EE memory, 6 kB SRAM
10,000-cycle Flash/EE endurance, 20-year Flash/EE
retention
In-circuit download via JTAG and LIN
On-chip peripherals
LIN 2.0-compatible (slave) support via UART with
hardware synchronization
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 and on-chip power-on reset
Power
Operates directly from 12 V battery supply
Current consumption
Normal mode: 10 mA at 10 MHz
Low power monitor mode
Package and temperature range
48-lead, 7 mm × 7 mm LQFP
Fully specified for ?40°C to +115°C operation
APPLICATIONS
Battery sensing/management for automotive systems
FUNCTIONAL BLOCK DIAGRAM
TCK TDI TDO NTRST TMS
PRECISION ANALOG ACQUISITION
ADuC7033
IIN+
IIN–
BUF
PGA
16-BIT
Σ - Δ ADC
2.6V LDO
PSM
MEMORY
96KB FLASH
RESET
VBAT
POR
6KB RAM
RESULT
ACCUMULATOR
DIGITAL
COMPARATOR
ARM7TDMI
MCU
PRECISION
OSC
LOW POWER
XTAL1
VTEMP
MUX
BUF
16-BIT
Σ - Δ ADC
20MHz
OSC
ON-CHIP PLL
XTAL2
VREF
TEMPERATURE
SENSOR
PRECISION
REFERENCE
3 × TIMERS
WDT
W/U TIMER
GPIO PORT
UART PORT
SPI PORT
LIN
WU
STI
LIN/BSD
Figure 1.
Rev. B
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.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700 www.analog.com
Fax: 781.461.3113 ?2007–2010 Analog Devices, Inc. All rights reserved.
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