參數(shù)資料
型號: UPD77210GJ-8EN
廠商: NEC Corp.
元件分類: 數(shù)字信號處理
英文描述: 16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSOR
中文描述: 16位定點數(shù)字信號處理器
文件頁數(shù): 65/74頁
文件大?。?/td> 467K
代理商: UPD77210GJ-8EN
Data Sheet U15203EJ3V0DS
65
μ
PD77210, 77213
SD card Interface (
μ
PD77213 only)
Timing requirements
Parameter
Symbol
Condition
MIN.
TYP.
MAX.
Unit
SDCR input setup time
t
suSDCR
Input response
10
ns
SDCR input hold time
t
hSDCR
Input response
0
ns
SDDAT input setup time
t
suSDD
Input data
10
ns
SDDAT input hold time
t
hSDD
Input data
0
ns
Switching characteristics
Parameter
Symbol
Condition
MIN.
TYP.
MAX.
Unit
SDCLK cycle time
t
cSDC
n x t
cC
Note
ns
SDCLK high level width
t
wSDC(H)
2 t
cC
ns
SDCLK low level width
t
wSDC(L)
t
cSDC
t
wSDC(H)
ns
SDCLK rise/fall time
t
rfSDC
5
ns
SDCR output delay time
t
dSDCR
Output command
10
ns
SDCR output valid time
t
vSDCR
Output command
0
ns
SDDAT output delay time
t
dSDD
Output data
10
ns
SDDAT output valid time
t
vSDD
Output data
0
ns
Note
n
:
SD card clock division ratio
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