®
Blackfin
a
Embedded Processor
ADSP-BF535
Memory Management Unit for Memory Protection
Glueless External Memory Controllers
Synchronous SDRAM Support
KEY FEATURES
350 MHz High Performance Blackfin Processor Core
Two 16-Bit MACs, Two 40-Bit ALUs, One 40-Bit Shifter,
Four 8-Bit Video ALUs, and Two 40-Bit Accumulators
RISC-Like Register and Instruction Model for Ease of
Programming and Compiler Friendly Support
Advanced Debug, Trace, and Performance Monitoring
1.0 V–1.6 V Core VDD with Dynamic Power Management
3.3 V I/O
Asynchronous with SRAM, Flash, ROM Support
PERIPHERALS
32-Bit, 33 MHz, 3.3 V, PCI 2.2 Compliant Bus Interface
with Master and Slave Support
Integrated USB 1.1 Compliant Device Interface
260-Ball PBGA Package
Two UARTs, One with IrDA®
Two SPI Compatible Ports
MEMORY
Two Full-Duplex Synchronous Serial Ports (SPORTs)
Four Timer/Counters, Three with PWM Support
Sixteen Bidirectional Programmable Flag I/O Pins
Watchdog Timer
Real-Time Clock
On-Chip PLL with 1؋
to 31؋
Frequency Multiplier
308K Bytes of On-Chip Memory:
16K Bytes of Instruction L1 SRAM/Cache
32K Bytes of Data L1 SRAM/Cache
4K Bytes of Scratch Pad L1 SRAM
256K Bytes of Full Speed, Low Latency L2 SRAM
Memory DMA Controller
FUNCTIONAL BLOCK DIAGRAM
INTERRUPT
CONTROLLER/
TIMER
JTAG TEST AND
EMULATION
WATCHDOG TIMER
32
REAL-TIME CLOCK
B
L1
L1
UART PORT 0
IrDA
MMU
INSTRUCTION
MEMORY
DATA
MEMORY
256K BYTES L2 SRAM
UART PORT 1
64
TIMER0, TIMER1,
TIMER2
32
SYSTEM BUS
INTERFACE UNIT
PROGRAMMABLE
FLAGS
32
USB INTERFACE
SERIAL PORTS (2)
DMA
CONTROLLER
SPI PORTS (2)
BOOT ROM
32
32
PCI BUS INTERFACE
EXTERNAL PORT
FLASH SDRAM
CONTROL
Blackfin and the Blackfin logo are registered trademarks of Analog Devices, Inc.
REV. A
Information furnished by Analog Devices is believed to be accurate and reliable. How-
ever, 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. No
license is granted by implication or otherwise under any patent or patent rights of Analog
Devices. Trademarks and registered trademarks are the property of their respective
owners.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 U.S.A.
Tel:781/329-4700
Fax:781/326-8703
www.analog.com
© 2004 Analog Devices, Inc. All rights reserved.
.