UPD30121 NEC [NEC], UPD30121 Datasheet - Page 37

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

Input level width
GPIO input rise time
GPIO input fall time
Output level width
(4) GPIO interface parameter (1/2)
Notes 1. Applied to GPIO (0:3) pins.
Caution These parameters are applied when the SRAS#/GPIO4, SCAS#/GPIO5, SYSDIR/GPIO6,
2. Applied to GPIO (9:14) and DCD#/GPIO15 pins.
3. Applied to SRAS#/GPIO4, SCAS#/GPIO5, SYSDIR/GPIO6, SPOWER/GPIO7, GPIO8, and DATA
4. Applied to GPIO (0:3), SRAS#/GPIO4, SCAS#/GPIO5, SYSDIR/GPIO6, SPOWER/GPIO7, GPIO (8:14),
5. Applied to DATA (16:31)/GPIO (16:31) pins.
6. Applied to GPIO (0:3), SRAS#/GPIO4, SCAS#/GPIO5, SYSDIR/GPIO6, SPOWER/GPIO7, GPIO (8:14),
Parameter
SPOWER/GPIO7, DCD#/GPIO15, DATA (16:31)/GPIO (16:31), KSCAN (0:11)/GPIO (32:43), DDOUT/
GPIO44, DDIN/GPIO45, DRTS#/GPIO46, DCTS#/GPIO47, DBUS32/GPIO48, or SMODE1/GPIO49 pin
is used as the GPIO signal.
(16:31)/GPIO (16:31) pins.
and DCD#/GPIO15 pins.
DATA (16:31)/GPIO (16:31), KSCAN (0:11)/GPIO (32:43), DDOUT/GPIO44, DDIN/GPIO45, DRTS#/
GPIO46, DCTS#/GPIO47, DBUS32/GPIO48, and SMODE1/GPIO49 pins.
Symbol
t
t
t
t
GPINR1
GPINR2
t
GPINF1
GPINF2
t
t
t
OUTP
INP1
INP2
INP3
Note 1
Note 2
Note 3
Note 4
Note 5
Note 4
Note 5
Note 6
Data Sheet U14691EJ1V0DS00
Condition
361.5
180.6
MIN.
91.5
30
MAX.
200
200
10
10
PD30121
Unit
ns
ns
ns
ns
ns
ns
ns
s
37