芯片/核

定點(diǎn)/浮點(diǎn)

字長
bits

指令長度
bits

鐘頻
MHz

Analog Devices

ADSP-21xx

Both

Fixed

16

24

75

ADSP-2106x

Chip

Floating

40

48

60

ADSP-2116x

Chip

Floating

40

48

100

TigerSHARC

Chip

Fixed/Float

32

32

250

ARM

Piccolo

Core

Fixed

16

16/32

70

DSP Group

PineDSPCore

Core

Fixed

16

16

40

OakDSPCore

Core

Fixed

16

16

80

TeakDSPCore

Core

Fixed

16

16

130

PalmDSPCore

Core

Fixed

16/20/24

16/32

150

Hitachi

SH-DSP

Chip

Fixed

16

16/32

66

IBM

C54XDSP

Core

Fixed

16

16

66

Lucent Technologies

DSP16xx

Chip

Fixed

16

16

120

DSP16xxx

Chip

Fixed

16

16/32

100

Mentor Graphics

M320C50

Core

Fixed

16

16

Motorola

DSP560xx

Chip

Fixed

24

24

47.5

DSP563xx

Chip

Fixed

24

24

100

DSP566xx

Chip

Fixed

16

24

70

DSP568xx

Chip

Fixed

16

16

35

Lucent + Motorola

StarCore140

Core

Fixed

16

16

300

Siemens (Infineon)

TriCore

Both

Fixed

32

16/32

80

Carmel

Both

Fixed

16

24/48

120

Texas Instruments

TMS320C1x

Chip

Fixed

16

16

8.8

TMS320C2x

Chip

Fixed

16

16

12.5

TMS320C2xx

Both

Fixed

16

16

40

TMS320C27xx

Core

Fixed

16

16

50

TMS320C3x

Chip

Floating

32

32

40

TMS320C4x

Chip

Floating

32

32

30

TMS320C5x

Chip

Fixed

16

16

50

TMS320C54x

Both

Fixed

16

16

100

TMS320C62xx

Chip

Fixed

16

32

200

TMS320C67xx

Chip

Floating

32

32

167

Zoran

ZR386xx

Chip

Fixed

20

32

40

ZSP Corporation

ZSP164xx

Chip

Fixed

16

16

200

芯片/核

定點(diǎn)/浮點(diǎn)

字長
bits

指令長度
bits

鐘頻
MHz

TI TMS320C25

Motorola DSP56000

AD ADSP2100

AT&T DSP16

指令周期

100ns

64，74ns

80ns

25ns

片內(nèi)存儲器

P 4Kx16bROM P/D 544x16bRAM

P 512 x 24b
P 32 x 24bROM
D 2x256x24bRAM
D 2x256x24bROM

P 2K x 24b
D 1K x 16b

P 12K x16b D 2K x 16b

片外尋址

P/D 128Kx16b

P 64Kx24b
DX 64Kx24b
DY 64Kx24b

P 16K x 24b D 16K x 24b

64K x 16b

片上外設(shè)

2串

1串，1并

2串1定時

1串1并

乘法器I/O

16b/32b

24b/48b

16b/32b

16b/32b

封裝

68PGA/PLCC

132 CQFP 88 PGA

68 PGA

84 PLCC 133 PGA

TI
TMS320C30

Motorola DSP96002

AD ADSP21020

AT&T
DSP32

指令周期 ns

60

50, 60, 74

40, 50, 66

80, 100

片內(nèi)存儲器

4Kx32bROM 1Kx32bRAM

P1Kx32bRAM
P64x32bROM
DRAM 2x512x32b
DROM 2x512x32b

P32x48bCashe

3x512x32b

片外尋址

16Mx32b

3x4Gx32b

P 16Mx48b
D 4Gx40b

4M~4Gx32b

片上外設(shè)

2串口8/16/32
2定時器32b

2x主機(jī)接口

1定時JTAG

8/16/32串

乘法器I/O

40b/32b

浮點(diǎn) 32b/44b
定點(diǎn) 32b/64b

浮點(diǎn) 32b/32b
定點(diǎn) 32b/64b

浮點(diǎn)32b/45b

封裝

181PGA

223PGA 256CQFP

223PGA/PQFP

164FQFP/133PGA
/68PLCC

浮點(diǎn)除法(ns)

360

300

300

660

1024點(diǎn)FFT (ms)

1.025

1.047

0.77

1.9

TI
TMS320C30

Motorola DSP96002

AD ADSP21020

AT&T
DSP32

指令周期 ns

60

50, 60, 74

40, 50, 66

80, 100

片內(nèi)存儲器

4Kx32bROM 1Kx32bRAM

P1Kx32bRAM
P64x32bROM
DRAM 2x512x32b
DROM 2x512x32b

P32x48bCashe

3x512x32b

片外尋址

16Mx32b

3x4Gx32b

P 16Mx48b
D 4Gx40b

4M~4Gx32b

片上外設(shè)

2串口8/16/32
2定時器32b

2x主機(jī)接口

1定時JTAG

8/16/32串

乘法器I/O

40b/32b

浮點(diǎn) 32b/44b
定點(diǎn) 32b/64b

浮點(diǎn) 32b/32b
定點(diǎn) 32b/64b

浮點(diǎn)32b/45b

封裝

181PGA

223PGA 256CQFP

223PGA/PQFP

164FQFP/133PGA
/68PLCC

浮點(diǎn)除法(ns)

360

300

300

660

1024點(diǎn)FFT (ms)

1.025

1.047

0.77

1.9