Datasheet > ADUC7121BBCZ

ADUC7121BBCZ

更新时间： 2024-11-27 20:05:19

品牌	Logo	应用领域
亚德诺 - ADI		时钟微控制器外围集成电路
页数	文件大小	规格书
102页	1524K
描述
Precision Analog Microcontroller, 12-Bit Analog I/O, ARM7TDMI MCU

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ADUC7121BBCZ 数据手册

Precision Analog Microcontroller, 12-Bit

Analog Input/Output, ARM7TDMI MCU

ADuC7120/ADuC7121

Data Sheet

Memory

FEATURES

126 kB Flash/EE memory, 8 kB SRAM

In-circuit download, JTAG-based debug

Software triggered in-circuit reprogrammability

On-chip peripherals

UART, 2 × I²C and SPI serial I/O

32-pin GPIO port

4× general-purpose timers

Wake-up timers and WDT

Power supply monitor

Analog input/output

Multiple channel, 12-bit, 1 MSPS ADC

2 differential pairs with input PGA

General-purpose inputs (differential or single-ended)

ADuC7120: 11 channels

ADuC7121: 7 channels

Fully differential and single-ended modes

0 V to V_REFanalog input voltage range (single-ended mode)

5 low noise IDACs

250 mA, 200 mA, 45 mA, 80 mA, 20 mA

12-bit voltage output DACs

IDAC monitor

Temperature monitor

Vectored interrupt controller for FIQ and IRQ

8 priority levels for each interrupt type

Interrupt on edge or level external pin inputs

Power

ADuC7120: 12 channels

ADuC7121: 4 channels

4× 12-bit voltage output DACs

On-chip voltage reference

Specified for 3 V operation

Normal mode: 11 mA at 5.22 MHz, 30 mA at 41.78 MHz

Packages and temperature range

7 mm × 7 mm 108-ball CSP_BGA

Fully specified for –40°C to +105°C operation

Tools

On-chip temperature sensor

Microcontroller

ARM7TDMI core, 16-bit/32-bit RISC architecture

JTAG port supports code download and debug

Clocking options

Trimmed on-chip oscillator ( 3ꢀ)

External watch crystal

Low cost QuickStart development system

Full third party support

External clock source up to 41.78 MHz

41.78 MHz PLL with programmable divider

APPLICATIONS

Optical modules—tunable laser

FUNCTIONAL BLOCK DIAGRAM

AVDD 3.3V

AGND

IDAC0 IDAC1 IDAC2 IDAC3 IDAC4

DAC

BUF

DAC0

ADuC7120: 12 CHANNELS

ADuC7121: 4 CHANNELS

DAC11

PADC0N

PADC0P

PGA

ADuC7120/

ADuC7121

PLA

PADC1N

PADC1P

PGA

OSC

PLL

POR

PWM

1MSPS

12-BIT

SAR ADC

ADC0

ADC1

8kB SRAM

3× GP

WAKE-UP

TIMER

IOVDD

IOGND

(2k × 32-BIT)

TIMERS

LDO

126kB

FLASH

(63k ×

WDT

VIC

ARM7

TDMI

XTALI

XTALO

RST

ADC9

UART

16-BIT)

ADC10/AINCM

GPIO

CONTROL

TEMPERATURE

SENSOR

TDO

TDI

JTAG

SPI

I C × 2

TCK

TMS

TRST

INTERNAL

REFERENCE

BUF

_1.2

_2.5

REF

P0.0 TO P0.7

P1.0 TO P1.7

P2.0 TO P2.7

P3.0 TO P3.7

Figure 1.

Rev. D

Document Feedback

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 registeredtrademarks arethe property of their respective owners.

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

Technical Support

www.analog.com

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与ADUC7121BBCZ相关器件

型号	品牌	获取价格	描述	数据表
ADUC7121BBCZ-RL	ADI	获取价格	Precision Analog Microcontroller, 12-Bit Analog I/O, ARM7TDMI MCU
ADUC7122	ADI	获取价格	Precision Analog Microcontroller, 12-Bit Anal
ADUC7122BBCZ	ADI	获取价格	Precision Analog Microcontroller, 12-Bit Analog I/O, ARM7TDMI® MCU
ADUC7122BBCZ-RL	ADI	获取价格	暂无描述
ADUC7124	ADI	获取价格	Precision Analog Microcontroller, 12-Bit Analog I/O, Large Memory, ARM7TDMI MCU with Enhan
ADUC7124BCPZ126	ADI	获取价格	Precision Analog Microcontroller, 12-Bit Analog I/O, Large Memory, ARM7TDMI MCU with Enhan
ADUC7124BCPZ126-RL	ADI	获取价格	Precision Analog Microcontroller, 12-Bit Analog I/O, Large Memory, ARM7TDMI MCU with Enhan
ADUC7126	ADI	获取价格	精密模拟微控制器，12位模拟I/O，大容量存储器，具有增强型IRQ处理程序的ARM7TDM
ADUC7126BSTZ126	ADI	获取价格	Precision Analog Microcontroller, 12-Bit Analog I/O, Large Memory, ARM7TDMI MCU with Enhan
ADUC7126BSTZ126I	ADI	获取价格	Precision Analog Microcontroller, 12-Bit Analog I/O, Large Memory, ARM7TDMI MCU with Enhan

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