參數(shù)資料
型號(hào): ADSP-2104KP-80
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字信號(hào)處理
英文描述: Low Cost DSP Microcomputers
中文描述: 24-BIT, 20 MHz, OTHER DSP, PQCC68
封裝: PLASTIC, LCC-68
文件頁數(shù): 21/36頁
文件大?。?/td> 333K
代理商: ADSP-2104KP-80
ADSP-2104/ADSP-2109
REV. 0
–21–
Frequency
Dependency
20 MHz
Parameter
Min
Max
Min
Max
Unit
Timing Requirement:
t
CK
CLK IN Period
t
CK L
CLK IN Width Low
t
CK H
CLK IN Width High
t
RSP
RESET
Width Low
Switching Characteristic:
t
CPL
CLK OUT Width Low
t
CPH
CLK OUT Width High
t
CK OH
CLK IN High to CLK OUT High
50
20
20
250
150
ns
ns
ns
ns
20
20
5t
CK1
15
15
0
0.5t
CK
– 10
0.5t
CK
– 10
ns
ns
ns
20
NOT E
1
Applies after powerup sequence is complete. Internal phase lock loop requires no more than 2000 CLK IN cycles, assuming stable CLK IN (not including crystal
oscillator startup time).
TIMNGPARAMETERS (ADSP-2104/ADSP-2109)
CLOCK SIGNALS & RE SE T
Figure 19. Clock Signals
CLKIN
CLKOUT
t
CKOH
t
CK
t
CKH
t
CKL
t
CPH
t
CPL
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