參數(shù)資料
型號: MC56603AGC60
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 數(shù)字信號處理
英文描述: 24-BIT, 60 MHz, OTHER DSP, PBGA144
封裝: PLASTIC, BGA-144
文件頁數(shù): 37/97頁
文件大?。?/td> 1080K
代理商: MC56603AGC60
2-14
DSP56603A Technical Data Sheet
MOTOROLA
DSP56603A
AC Electrical Characteristics
AC Electrical CharacteristicsPort A
(VCC = 3.0 V ±0.3 V; TA = 40 to 85C, CL = 70 pF + 2 TTL Loads)
Table 2-10
SRAM Read and Write Access1, 2, 3
Num
Characteristics
Symbol
Expression
60 MHz
Unit
Min
Max
100
Address valid and MCS assertion
pulse width
1
WS 3
4
WS 7
WS
8
tRC, tWC
(WS + 1)
TC 4.4
(WS + 2)
TC 4.4
(WS + 3)
TC 4.4
20.4
88
171.3
ns
101
Address valid and MCS assertion
to WR assertion
WS = 1
2
WS 3
WS
4
tAS
0.25
TC 3.7
0.75
TC 4.4
1.25
TC 4.4
1.5
8.1
16.4
ns
102
WR assertion pulse width
WS = 1
2
WS 3
WS
4
tWP
1.5
TC 5.7
WS
TC 4.4
(WS 0.5)
TC 4.4
19.3
28.9
53.9
ns
103
WR deassertion to address
invalid and MCS deassertion
1
WS 3
4
WS 7
WS
8
tWR
0.25
TC 3.8
1.25
TC 4.4
2.25
TC 4.4
0.4
16.4
33.1
ns
104
Address and MCS valid to input
data valid, WS
1
tAA,
tAC
(WS + 0.75)
TC 8.5
20.7
ns
105
RD assertion to input data valid,
WS
1
tOE
(WS + 0.5)
TC 8.5
16.5
ns
106
RD deassertion to data invalid
(data hold time)
tOHZ
0.0
ns
107
Address valid to WR deassertion,
WS
1
tAW
(WS + 0.75)
TC 4.4
24.8
ns
108
Data valid to WR deassertion
(data setup time), WS
1
tDS
(tDW)
(WS 0.25)
TC 3.9
8.6
ns
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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