参数资料
型号: ADUC7126BSTZ126IRL
厂商: Analog Devices Inc
文件页数: 1/108页
文件大小: 0K
描述: IC MCU 16/32B 126KB FLASH 80LQFP
标准包装: 1,000
系列: MicroConverter® ADuC7xxx
核心处理器: ARM7
芯体尺寸: 16/32-位
速度: 41.78MHz
连通性: EBI/EMI,I²C,SPI,UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 40
程序存储器容量: 126KB(63K x 16)
程序存储器类型: 闪存
RAM 容量: 32K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 3.6 V
数据转换器: A/D 12x12b,D/A 4x12b
振荡器型: 内部
工作温度: -40°C ~ 125°C
封装/外壳: 80-LQFP
包装: 带卷 (TR)
Precision Analog Microcontroller, 12-Bit Analog I/O, Large
Memory, ARM7TDMI MCU with Enhanced IRQ Handler
Data Sheet
Rev. C
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibilityis assumedbyAnalogDevicesfor itsuse,norfor anyinfringements ofpatents orother
rightsofthirdpartiesthatmayresultfromitsuse.Specificationssubjecttochangewithoutnotice.No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.
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
2010–2012 Analog Devices, Inc. All rights reserved.
FEATURES
Analog input/output
Multichannel, 12-bit, 1 MSPS ADC
Up to 16 ADC channels
Fully differential and single-ended modes
0 V to VREF analog input range
12-bit voltage output DACs
4 DAC outputs available
On-chip voltage reference
On-chip temperature sensor (±3°C)
Voltage comparator
Microcontroller
ARM7TDMI core, 16-bit/32-bit RISC architecture
JTAG port supports code download and debug
Clocking options
Trimmed on-chip oscillator (±3%)
External watch crystal
External clock source up to 41.78 MHz
41.78 MHz PLL with programmable divider
Memory
126 kB Flash/EE memory, 32 kB SRAM
In-circuit download, JTAG-based debug
Software-triggered in-circuit reprogrammability
Vectored interrupt controller for FIQ and IRQ
8 priority levels for each interrupt type
Interrupt on edge or level external pin inputs
On-chip peripherals
2× fully I2C-compatible channels
SPI (20 MBPS in master mode, 10 MBPS in slave mode)
With 4-byte FIFO on input and output stages
2× UART channels
With 16-byte FIFO on input and output stages
Up to 40 GPIO port
All GPIOs are 5 V tolerant
4× general-purpose timers
Watchdog timer (WDT) and wake-up timer
Programmable logic array (PLA)
16 PLA elements
16-bit, 6-channel PWM
Power supply monitor
Power
Specified for 3 V operation
Active mode: 11.6 mA at 5 MHz, 33.3 mA at 41.78 MHz
Packages and temperature range
Fully specified for 40°C to +125°C operation
64-lead LFCSP and 80-lead LQFP
Tools
Low cost QuickStart development system
Full third-party support
APPLICATIONS
Industrial control and automation systems
Smart sensors, precision instrumentation
Base station systems, optical networking
Patient monitoring
FUNCTIONAL BLOCK DIAGRAM
1MSPS
12-BIT ADC
DAC0
DAC1
DAC2
DAC3
PWM
EXTERNAL
MEMORY
INTERFACE
ADuC7124/ADuC7126
ADC0
XCLKI
XCLKO
RST
VREF
ADC15
MUX
TEMP
SENSOR
BAND GAP
REF
OSC
AND PLL
PSM
POR
CMP0
CMP1
CMPOUT
PLA
VECTORED
INTERRUPT
CONTROLLER
4 GENERAL-
PURPOSE TIMERS
8k × 32 SRAM
63k × 16 FLASH/EEPROM
SPI, 2 × I2C,
2 × UART
GPIO
JTAG
ARM7TDMI-BASED MCU WITH
ADDITIONAL PERIPHERALS
09
123
-00
1
12-BIT
DAC
12-BIT
DAC
12-BIT
DAC
12-BIT
DAC
Figure 1.
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