Industrial temperature range (-40°C to +85°C)
High-Performance DSC CPU
Modified Harvard architecture
C compiler optimized instruction set
16-bit wide data path
24-bit wide instructions
Linear program memory addressing up to 4M instruction words
Linear data memory addressing up to 64 Kbytes
83 base instructions: mostly 1 word/1 cycle
Sixteen 16-bit General Purpose Registers
Two 40-bit accumulators:
- With rounding and saturation options
Flexible and powerful addressing modes:
- Indirect, Modulo and Bit-Reversed
Software stack
16 x 16 fractional/integer multiply operations
32/16 and 16/16 divide operations
Single-cycle multiply and accumulate:
- Accumulator write back for DSP operations
- Dual data fetch
Up to ±16-bit shifts for up to 40-bit data
Direct Memory Access (DMA)
8-channel hardware DMA:
2 Kbytes dual ported DMA buffer area (DMA RAM) to store data transferred via DMA:
- Allows data transfer between RAM and a peripheral while CPU is executing code (no cycle stealing)
Idle, Sleep and Doze modes with fast wake-up
Timers/Capture/Compare/PWM
Timer/Counters, up to nine 16-bit timers:
- Can pair up to make four 32-bit timers
- 1 timer runs as Real-Time Clock with external 32.768 kHz oscillator
- Programmable prescaler
Input Capture (up to 8 channels):
- Capture on up, down or both edges
- 16-bit capture input functions
- 4-deep FIFO on each capture
Output Compare (up to 8 channels):
- Single or Dual 16-Bit Compare mode
- 16-bit Glitchless PWM mode
Communication Modules
3-wire SPI (up to 2 modules):
- Framing supports I/O interface to simple codecs
- Supports 8-bit and 16-bit data
- Supports all serial clock formats and sampling modes
I2C™ (up to 2 modules):
- Full Multi-Master Slave mode support
- 7-bit and 10-bit addressing
- Bus collision detection and arbitration
- Integrated signal conditioning
- Slave address masking
UART (up to 2 modules):
- Interrupt on address bit detect
- Interrupt on UART error
- Wake-up on Start bit from Sleep mode
- 4-character TX and RX FIFO buffers
- LIN bus support
- IrDA® encoding and decoding in hardware
- High-Speed Baud mode
- Hardware Flow Control with CTS and RTS
Data Converter Interface (DCI) module:
- Codec interface
- Supports I2S and AC’97 protocols
- Up to 16-bit data words, up to 16 words per frame
- 4-word deep TX and RX buffers
Analog-to-Digital Converters (ADCs)
Up to two ADC modules in a device
10-bit, 1.1 Msps or 12-bit, 500 Ksps conversion:
- 2, 4 or 8 simultaneous samples
- Multiple input channels with auto-scanning
- Conversion start can be manual or synchronized with 1 of 4 trigger sources
- Conversion possible in Sleep mode
- ±2 LSb max integral nonlinearity
- ±1 LSb max differential nonlinearity
CMOS Flash Technology
