DSP56800ERM(2006) View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

DSP56800ERM
(Rev.:2006)

Digital Signal Controller

Freescale Semiconductor 

Peripheral Circuits for 56F8025

• Two independent 12-bit Analog-to-Digital Converters (ADCs)

— 2 x 4 channel inputs

— Supports both simultaneous and sequential conversions

— ADC conversions can be synchronized by both PWM and timer modules

— Sampling rate up to 2.67MSPS

— 16-word result buffer registers

• Two internal 12-bit Digital-to-Analog Converters (DACs)

— 2 microsecond settling time when output swing from rail to rail

— Automatic waveform generation generates square, triangle and sawtooth waveforms with

programmable period, update rate, and range

• One 16-bit multi-purpose Quad Timer module (TMR)

— Up to 96MHz operating clock

— Eight independent 16-bit counter/timers with cascading capability

— Each timer has capture and compare capability

— Up to 12 operating modes

• One Queued Serial Communication Interface (QSCI) with LIN Slave functionality

— Full-duplex or single-wire operation

— Two receiver wake-up methods:

– Idle line

– Address mark

— Four-bytes-deep FIFOs are available on both transmitter and receiver

• One Queued Serial Peripheral Interfaces (QSPI)

— Full-duplex operation

— Master and slave modes

— Four-words-deep FIFOs available on both transmitter and receiver

— Programmable Length Transactions (2 to 16 bits)

• One Inter-Integrated Circuit (I2C) port

— Operates up to 400kbps

— Supports both master and slave operation

— Supports both 10-bit address mode and broadcasting mode

• Three 16-bit Programmable Interval Timers (PITs)

• Two analog Comparators (CMPs)

— Selectable input source includes external pins, DACs

— Programmable output polarity

— Output can drive Timer input, PWM fault input, PWM source, external pin output and trigger

ADCs

56F8025 Digital Signal Controller Product Brief, Rev. 0

4

Preliminary—Subject to Change Without Notice

Freescale Semiconductor

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