參數(shù)資料
型號: DSPE56007FJ66
英文描述: DSP|24-BIT|CMOS|QFP|80PIN|PLASTIC
中文描述: 數(shù)字信號處理器| 24位|的CMOS | QFP封裝| 80腳|塑料
文件頁數(shù): 29/83頁
文件大小: 382K
代理商: DSPE56007FJ66
Specifications
Internal Clocks
MOTOROLA
DSP56007/D
2-5
INTERNAL CLOCKS
For each occurrence of T
H
, T
L
,
T
C
, or I
CYC
, substitute with the numbers in
Table 2-4
.
EXTERNAL CLOCK (EXTAL PIN)
The DSP56007 system clock is externally supplied via the EXTAL pin. Timings shown
in this document are valid for clock rise and fall times of 3 ns maximum.
Table 2-4
Internal Clocks
Characteristics
Symbol
Expression
Internal Operation Frequency
f
Internal Clock High Period
with PLL disabled
with PLL enabled and MF
4
with PLL enabled and MF > 4
T
H
ET
H
(Min) 0.48
×
T
C
(Max) 0.52
×
T
C
(Min) 0.467
×
T
C
(Max) 0.533
×
T
C
Internal Clock Low Period
with PLL disabled
with PLL enabled and MF
4
with PLL enabled and MF > 4
T
L
ET
L
(Min) 0.48
×
T
C
(Max) 0.52
×
T
C
(Min) 0.467
×
T
C
(Max) 0.533
×
T
C
(DF / MF)
×
ET
C
2
×
T
C
Internal Clock Cycle Time
T
C
I
CYC
Instruction Cycle Time
Table 2-5
External Clock (EXTAL Pin)
No.
Characteristics
Sym.
50 MHz
66 MHz
88 MHz
Unit
Min
Max
Min
Max
Min
Max
— Frequency of External Clock (EXTAL Pin)
1
External Clock Input High—EXTAL Pin
1
with PLL disabled
(46.7%–53.3% duty cycle)
with PLL enabled
(42.5%–57.5% duty cycle)
Ef
0
50
0
66
0
88
MHz
ET
H
9.3
8.5
235500
7.1
6.4
235500
5.3
4.8
235500
ns
ns
相關(guān)PDF資料
PDF描述
DSPE56007FJ88 DSP|24-BIT|CMOS|QFP|80PIN|PLASTIC
DSPCOMMANDUM Universal Command Converter for DSP User's Manual
DSPCOMMPARALLELUM Parallel Port Command Converter for DSP User's Manual
DSPCOMMPCIUM PCI Command Converter for DSP User's Manual
DSPG4001-71 Telecommunication IC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DSPF3-S7-120V 制造商:Black Box Corporation 功能描述:DIGITAL SIGNAGE POWER FILTER
DSPF3-S7-120V-W1 制造商:Black Box Corporation 功能描述:1 YEAR WARRANTY FOR DSPF3-S7-120V
DSPF3-S7-120V-W3 制造商:Black Box Corporation 功能描述:3 YEAR WARRANTY FOR DSPF3-S7-120V
DSPF56362PV100 制造商:Rochester Electronics LLC 功能描述:- Bulk
DSPFPK52 制造商:BARRY CONTROLS/VLIER 功能描述: