參數(shù)資料
型號(hào): ADSP-2141L
廠商: ANALOG DEVICES INC
元件分類: 加密電路
英文描述: Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection
中文描述: TELECOM, DATA ENCRYPTION CIRCUIT, PQFP208
封裝: METRIC, PLASTIC, QFP-208
文件頁數(shù): 30/39頁
文件大?。?/td> 257K
代理商: ADSP-2141L
REV. 0
ADSP-2141L
–30–
Parameter
Min
Max
Unit
IDMA Write, Long Write Cycle (IDMA Mode, Multiplex Bus)
Timing Requirements:
t
IKW
MPLX9 Low Before Start of Write
1
t
IKSU
MPLX_BUS Data Setup Before MPLX9 Low
2, 3, 4
t
IKH
MPLX_BUS Data Hold After MPLX9 Low
2, 3, 4
Switching Characteristics:
t
IKLW
Start of Write to MPLX9 Low
4
t
IKHW
Start of Write to MPLX9 High
0
0.5t
CK
+ 10
2
ns
ns
ns
1.5t
CK
ns
ns
15
NOTES
1
Start of Write = MPLX7 Low and MPLX6 Low.
2
If Write Pulse ends before MPLX9 Low, use specifications t
IDSU
, t
IDH.
3
If Write Pulse ends after MPLX9 Low, use specifications t
IKSU
, t
IKH.
4
This is the earliest time for MPLX9 Low from Start of Write. For IDMA Write cycle relationships, please refer to the
ADSP-2100 Family User’s Manual
.
t
IKW
t
IKLW
MPLX9
/
IACK
MPLX7
/
IS
MPLX_BUS
/
IAD15–0
t
IKHW
t
IKSU
t
IKH
DATA
MPLX6
/
IWR
Figure 20. IDMA Write, Long Write Cycle (IDMA Mode, Multiplex Bus)
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