參數(shù)資料
型號: UPD703100-40
廠商: NEC Corp.
英文描述: V850E/MS1TM 32/16-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: V850E/MS1TM 32/16單晶片微控制器
文件頁數(shù): 117/132頁
文件大?。?/td> 1174K
代理商: UPD703100-40
Preliminary Data Sheet U14168EJ2V0DS00
117
μ
PD703100A-33, 703100A-40, 703101A-33, 703102A-33
(j) CBR self-refresh timing
Parameter
Symbol
Condition
MIN.
MAX.
Unit
REFRQ active delay time
(from CLKOUT
)
<111>
t
DKRF
2
10
ns
REFRQ inactive delay time
(from CLKOUT
)
<112>
t
HKRF
2
10
ns
CAS hold time
<114>
t
CHS
5
ns
RAS precharge time
<115>
t
RPS
(1 + 2w
SRW
) T – 10
ns
Remarks 1.
T = t
CYK
2.
w
SRW
: the number of waits due to the SRW0 to SRW2 bits of the RWC register.
<111>
TH
TH
TH
TRRW
TSRW
TI
TH
TRCW
TSRW
Output signals
other than above
<115>
<112>
<114>
CLKOUT (Output)
REFRQ (Output)
RASn (Output)
UCAS (Output)
LCAS (Output)
Remarks 1.
This is the timing for the following case.
Number of waits due to the RRW0 and RRW1 bits of the RWC register (TRRW): 1
Number of waits due to the RCW0 to RCW2 bits of the RWC register (TRCW): 1
Number of waits due to the SRW0 to SRW2 bits of the RWC register (TSRW): 2
2.
The broken lines indicate high impedance.
3.
n = 0 to 7
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