TMS470R1A256中文资料德州仪器数据手册PDF规格书

FEATURES

· High-Performance Static CMOS Technology

· TMS470R1x 16/32-Bit RISC Core

(ARM7TDMI™)

– 24-MHz System Clock (48-MHz Pipeline

Mode)

– Independent 16/32-Bit Instruction Set

– Open Architecture With Third-Party Support

– Built-In Debug Module

– Big-Endian Format Utilized

· Integrated Memory

– 256K-Byte Program Flash

· One Bank With 14 Contiguous Sectors

· Internal State Machine for Programming

and Erase

– 12K-Byte Static RAM (SRAM)

· Operating Features

– Core Supply Voltage (VCC): 1.81 V–2.05 V

– I/O Supply Voltage (VCCIO): 3.0 V–3.6 V

– Low-Power Modes: STANDBY and HALT

– Extended Industrial Temperature Ranges

· 470+ System Module

– 32-Bit Address Space Decoding

– Bus Supervision for Memory and

Peripherals

– Analog Watchdog (AWD) Timer

– Real-Time Interrupt (RTI)

– System Integrity and Failure Detection

· Zero-Pin Phase-Locked Loop (ZPLL)-Based

Clock Module With Prescaler

– Multiply-by-4 or -8 Internal ZPLL Option

– ZPLL Bypass Mode

· Six Communication Interfaces:

– Two Serial Peripheral Interfaces (SPIs)

· 255 Programmable Baud Rates

– Two Serial Communications Interfaces

(SCIs)

· 224 Selectable Baud Rates

· Asynchronous/Isosynchronous Modes

– Standard CAN Controller (SCC)

· 16-Mailbox Capacity

· Fully Compliant With CAN Protocol,

Version 2.0B

– Class II Serial Interface (C2SIb)

· Two Selectable Data Rates

· Normal Mode 10.4 Kbps and 4X Mode

41.6 Kbps

· High-End Timer (HET)

– 16 Programmable I/O Channels:

· 14 High-Resolution Pins

· 2 Standard-Resolution Pins

– High-Resolution Share Feature (XOR)

– High-End Timer RAM

· 64-Instruction Capacity

· 10-Bit Multi-Buffered ADC (MibADC)

16-Channel

– 64-Word FIFO Buffer

– Single- or Continuous-Conversion Modes

– 1.55 ms Minimum Sample and Conversion

Time

– Calibration Mode and Self-Test Features

· 8 External Interrupts

· Flexible Interrupt Handling

· 11 Dedicated GIO Pins, 1 Input-Only GIO Pin,

and 38 Additional Peripheral I/Os (A256)

· External Clock Prescale (ECP) Module

– Programmable Low-Frequency External

Clock (CLK)

· Compatible ROM Device

· On-Chip Scan-Base Emulation Logic, IEEE

Standard 1149.1 (JTAG) Test-Access Port (1)

· 100-Pin Plastic Low-Profile Quad Flatpack

(PZ Suffix)