PRELIMINARY TECHNICAL DATA
a
DSP Microcomputer
ADSP-21160N
Preliminary Technical Data
SUMMARY
KEY FEATURES
High-Performance 32-Bit DSP—Applications in Audio,
Medical, Military, Graphics, Imaging, and
Communication
Super Harvard Architecture—Four Independent Buses
for Dual Data Fetch, Instruction Fetch, and
Nonintrusive, Zero-Overhead I/O
Backwards-Compatible—Assembly Source Level
Compatible with Code for ADSP-2106x DSPs
Single-Instruction-Multiple-Data (SIMD) Computational
Architecture—Two 32-Bit IEEE Floating-Point
Computation Units, Each with a Multiplier, ALU,
Shifter, and Register File
95 MHz (10.5 ns) Core Instruction Rate
Single-Cycle Instruction Execution, Including SIMD
Operations in Both Computational Units
570 MFLOPS Peak and 380 MFLOPS Sustained
Performance (Based on FIR)
Dual Data Address Generators (DAGs) with Modulo and
Bit-Reverse Addressing
Zero-Overhead Looping and Single-Cycle Loop Setup,
Providing Efficient Program Sequencing
IEEE 1149.1 JTAG Standard Test Access Port and
On-Chip Emulation
400-Ball 27 ؋
27 mm Metric PBGA Package
Integrated Peripherals—Integrated I/O Processor,
4M Bits On-Chip Dual-Ported SRAM, Glueless
Multiprocessing Features, and Ports (Serial, Link,
External Bus, and JTAG)
FUNCTIONAL BLOCK DIAGRAM
CORE PROCESSOR
TIMER
DUAL-PORTED SRAM
JTAG
INSTRUCTION
CACHE
32 X 48-BIT
TWO INDEPENDENT
DUAL-PORTED BLOCKS
6
TEST AND
EMULATION
PROCESSOR PORT
ADDR DATA
ADDR
I/O PORT
DATA ADDR
DATA
ADDR
DATA
DAG2
8X4X32
DAG1
8X4X32
PROGRAM
SEQUENCER
EXTERNAL
PORT
IOD
64
IOA
18
PM ADDRESS BUS
32
32
32
64
ADDR BUS
MUX
DM ADDRESS BUS
MULTIPROCESSOR
INTERFACE
PM DATA BUS
DM DATA BUS
16/32/40/48/64
32/40/64
BUS
CONNECT
(PX)
DATA BUS
MUX
HOST PORT
DATA
DATA
REGISTER
REGISTER
FILE
(PEX)
16 X 40-BIT
FILE
(PEY)
16 X 40-BIT
4
DMA
CONTROLLER
IOP
BARREL
SHIFTER
BARREL
SHIFTER
MULT
MULT
REGISTERS
(MEMORY
MAPPED)
6
6
SERIAL PORTS
(2)
CONTROL,
STATUS, AND
DATA BUFFERS
60
LINK PORTS
(6)
ALU
ALU
I/O PROCESSOR
REV. PrB
This information applies to a product under development. Its characteristics and speci- One Technology Way, P.O.Box 9106, Norwood, MA 02062-9106, U.S.A.
fications are subject to change without notice. Analog Devices
Tel:781/329-4700
www.analog.com
©Analog Devices,Inc., 2002
assumes no obligation regarding future manufacturing unless otherwise agreed to in Fax:781/326-8703
writing.