Datasheet
Section 25 Electrical Characteristics 
R01UH0310EJ0500 Rev. 5.00    Page 1221 of 1384 
Sep 25, 2012     
H8S/2426, H8S/2426R, H8S/2424 Group 
LSI output pin
Note: * Not supported by the H8S/2426R Group.
CRH
RL
3V
C=50pF: Ports A to J (except for PH1 when SDRAM
φ is in use.)
C=30pF: Ports 1 to 3, P50 to P52, Ports 6 and 8, and PH1 when SDRAM
φ∗ is in use.
RL=2.4kΩ
RH=12kΩ
I/O timing test level 1.5V: (Vcc=3.0 to 3.6V)
Figure 25.1 Output Load Circuit 
(2)  Control Signal Timing 
Table 25.6  Control Signal Timing 
Conditions: V
CC
 = 3.0 V to 3.6 V, AV
CC
 = 3.0 V to 3.6 V, V
ref
 = 3.0 V to AV
CC
, V
SS
 = AV
SS
 = 0 V, 
φ = 8 MHz to 33 MHz 
Item  Symbol  Min.  Max.  Unit  Test Conditions 
RES setup time  t
RESS
 200 ⎯ ns Figure 25.6 
RES pulse width  t
RESW
 2  ⎯ ms  
NMI setup time  t
NMIS
 150 ⎯ ns Figure 25.7 
NMI hold time  t
NMIH
 10 ⎯  
NMI pulse width (in recovery from 
software standby mode) 
t
NMIW
 200 ⎯  
IRQ setup time  t
IRQS
 150 ⎯ ns  
IRQ hold time  t
IRQH
 10 ⎯  
IRQ pulse width (in recovery from 
software standby mode) 
t
IRQW
 200 ⎯  










