MSC1214Y2集成电路（IC）的ADC/DAC-特殊用途规格书PDF中文资料

MSC1214Y2属于集成电路（IC）的ADC/DAC-特殊用途。由德州仪器制造生产的MSC1214Y2ADC/DAC - 特殊用途该产品族中的产品可用于模拟和数字表示的信息转换，适用于特定用例，或集成了通用数据转换器中不常见的其他功能。例如针对超声或汽车雷达应用集成了低噪声放大器和可变增益级的器件、注重音频和视频的产品、在段码式显示器上集成显示测量值功能的器件、集成输入输出电气隔离的器件等。

FEATURES

ANALOG FEATURES

24 Bits No Missing Codes

22 Bits Effective Resolution at 10Hz

− Low Noise: 75nV

PGA From 1 to 128

Precision On-Chip Voltage Reference

− Accuracy: 0.2%

− Drift: 5ppm/°C

Differential/Single-Ended Channels

On-Chip Offset/Gain Calibration

Offset Drift: 0.1ppm/°C

Gain Drift: 0.5ppm/°C

On-Chip Temperature Sensor

Selectable Buffer Input

Burnout Detect

16-Bit Monotonic Voltage DACS:

− Quad Voltage DACs (MSC1211, MSC1212)

− Dual Voltage DACs (MSC1213, MSC1214)

DIGITAL FEATURES

Microcontroller Core

8051-Compatible

High-Speed Core

− 4 Clocks per Instruction Cycle

DC to 40MHz at +85
C

Single Instruction 100ns

Dual Data Pointer

Memory

Up To 32kB Flash Memory

Flash Memory Partitioning

Endurance 1M Erase/Write Cycles,

100-Year Data Retention

In-System Serially Programmable

External Program/Data Memory (64kB)

1,280 Bytes Data SRAM

Flash Memory Security

2kB Boot ROM

Programmable Wait State Control

Peripheral Features

34 I/O Pins

Additional 32-Bit Accumulator

Three 16-Bit Timer/Counters

System Timers

Programmable Watchdog Timer

Full-Duplex Dual USARTs

Master/Slave SPI with DMA

Multi-master I2C (MSC1211 and MSC1213)

16-Bit PWM

Power Management Control

Internal Clock Divider

Idle Mode Current < 200μA

Stop Mode Current < 100nA

Programmable Brownout Reset

Programmable Low-Voltage Detect

24 Interrupt Sources

Two Hardware Breakpoints

GENERAL FEATURES

Pin-Compatible with MSC1210

Package: TQFP-64

Low Power: 4mW

Industrial Temperature Range:

−40°C to +125°C

Power Supply: 2.7V to 5.25V

APPLICATIONS

Industrial Process Control

Instrumentation

Liquid/Gas Chromatography

Blood Analysis

Smart Transmitters

Portable Instruments

Weigh Scales

Pressure Transducers

Intelligent Sensors

Portable Applications

DAS Systems