參數(shù)資料
型號: uPD70F3102GJ-33-UEN
廠商: NEC Corp.
英文描述: 32-/16-BIT SINGLE-CHIP MICROCONTROLLER
中文描述: 32-/16-BIT單片機(jī)
文件頁數(shù): 62/82頁
文件大?。?/td> 476K
代理商: UPD70F3102GJ-33-UEN
Preliminary Data Sheet U13844EJ2V0DS00
62
μ
PD70F3102-33
(h) DMA flyby transfer timing (external I/O
DRAM (EDO, high-speed page) transfer) (2/3)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Off-page
<101>
t
WCS1
w
CP
= 0
(1 + w
RH
+ w
RP
+ w) T – 10
ns
WE setup time
(to CAS
)
On-page
<102>
t
WCS2
w
CP
1
w
CP
T – 10
ns
Delay time from DMAAKm
to
CAS
<105>
t
DDACS
(1.5 + w
RH
+ w) T – 10
ns
Delay time from IORD
to CAS
<106>
t
DRDCS
(1 + w
RH
+ w) T – 10
ns
w
F
= 0
0
ns
Delay time from WE
to IORD
<107>
t
DWERD
w
F
= 1
T – 10
ns
Remarks 1.
T = t
CYK
2.
w: Number of waits due to WAIT
3.
w
RH
: Number of waits specified by RHCxx bit of register DRCn (n = 0 to 3, xx = 00 to 03, 10 to 13)
4.
w
RP
: Number of waits specified by RPCxx bit of register DRCn (n = 0 to 3, xx = 00 to 03, 10 to 13)
5.
w
CP
: Number of waits specified by CPCxx bit of register DRCn (n = 0 to 3, xx = 00 to 03, 10 to 13)
6.
w
F
: Number of waits inserted to source-side access during DMA flyby transfer
7.
m = 0 to 3
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