UPD30121 NEC [NEC], UPD30121 Datasheet - Page 50

• Manufacturer Part Number: UPD30121
• Description: VR4121TM 64-/32-BIT MICROPROCESSOR
• Manufacturer: NEC [NEC]

50
Data output delay time from address
Data output delay time from ROMCS (0:3)#
Address setup time (to ROMCS (0:3)# )
Data output delay time from RD#
Address setup time (to RD# )
ROMCS (0:3)# hold time (from RD# )
Address hold time (from RD# )
RD# high-level width
Data input setup time
Data input hold time
ROMCS (0:3)# setup time (to RD# )
ROMCS (0:3)#
(11) Flash memory mode read parameter
ADD (19:20),
ADD (9:18)
ADD (0:8)
DATA
Note In 32-bit mode: Applied to DATA (16:31)/GPIO (16:31) and DATA (0:15) pins
Remark The broken lines indicate high impedance.
(output)
(output)
(output)
(output)
RD#
(I/O)
Note
In 16-bit mode: Applied to DATA (0:15) pins
Parameter
Invalid
t
AVEL
t
AVGL
Symbol
t
t
t
t
t
Data Sheet U14691EJ1V0DS00
t
t
t
t
AVQV
GLQV
GHEH
GHAX
GHGL
ELQV
AVEL
AVGL
ELGL
t
t
DH
DS
t
ELGL
Condition
t
t
t
GLQV
ELQV
ALQV
MIN.
180
180
80
10
10
75
10
0
0
0
5
t
DS
t
MAX.
t
t
DH
GHAX
GHEH
t
GHGL
Invalid
PD30121
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns