UPD70F3102-33 NEC [NEC], UPD70F3102-33 Datasheet - Page 62

• Manufacturer Part Number: UPD70F3102-33
• Description: 32-/16-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC [NEC]

62
WE setup time
(to CAS )
Delay time from DMAAKm to
CAS
Delay time from IORD to CAS
Delay time from WE to IORD
Remarks 1. T = t
(h) DMA flyby transfer timing (external I/O
Parameter
2. w: Number of waits due to WAIT
3. w
4. w
5. w
6. w
7. m = 0 to 3
Off-page
On-page
RH
RP
CP
F
: Number of waits inserted to source-side access during DMA flyby transfer
: Number of waits specified by RPCxx bit of register DRCn (n = 0 to 3, xx = 00 to 03, 10 to 13)
: Number of waits specified by CPCxx bit of register DRCn (n = 0 to 3, xx = 00 to 03, 10 to 13)
: Number of waits specified by RHCxx bit of register DRCn (n = 0 to 3, xx = 00 to 03, 10 to 13)
CYK
<101>
<102>
<105>
<106>
<107>
Symbol
Preliminary Data Sheet U13844EJ2V0DS00
t
t
t
t
t
WCS1
WCS2
DDACS
DRDCS
DWERD
Conditions
w
w
w
w
DRAM (EDO, high-speed page) transfer) (2/3)
CP
CP
F
F
= 0
= 1
= 0
1
(1 + w
(1.5 + w
(1 + w
RH
w
+ w
RH
CP
T – 10
RH
MIN.
T – 10
+ w) T – 10
RP
0
+ w) T – 10
+ w) T – 10
PD70F3102-33
MAX.
Unit
ns
ns
ns
ns
ns
ns