S128 Datasheet, PDF (57/107 Pages) Renesas Technology Corp – Microcontroller

S128
2. Electrical Characteristics
O scillator
IC LK (except D TC, SR AM )
IC LK (to D TC , SR AM )^*1 PC LK
IR Q
Softw are Standby m ode
Note 1. When SNZCR.SNZDTCEN is set to 1, ICLK is supplied to DTC and SRAM.
t_{S N Z}
Snooze mode
Figure 2.32 Recovery timing from Software Standby mode to Snooze mode
2.3.5
NMI and IRQ Noise Filter
Table 2.29 NMI and IRQ noise filter
Parameter
Symbol Min
Typ Max Unit Test conditions
NMI pulse width t_NMIW
200
-
-
ns
NMI digital filter disabled
t_Pcyc × 2*¹
-
-
200
-
-
NMI digital filter enabled
t_NMICK × 3.5*² -
-
IRQ pulse width t_IRQW
200
-
-
ns
IRQ digital filter disabled
t_Pcyc × 2*¹
-
-
200
-
-
IRQ digital filter enabled
t_IRQCK × 3.5*³ -
-
Note: 200 ns minimum in Software Standby mode.
Note 1. t_Pcyc indicates the PCLKB cycle.
Note 2. t_NMICK indicates the cycle of the NMI digital filter sampling clock.
Note 3. t_IRQCK indicates the cycle of the IRQi digital filter sampling clock (i = 0 to 7).
t_Pcyc × 2 ≤ 200 ns
t_Pcyc × 2 > 200 ns
t_NMICK × 3 ≤ 200 ns
t_NMICK × 3 > 200 ns
t_Pcyc × 2 ≤ 200 ns
t_Pcyc × 2 > 200 ns
t_IRQCK × 3 ≤ 200 ns
t_IRQCK × 3 > 200 ns
NMI
t_NMIW
Figure 2.33 NMI interrupt input timing
IRQ
t_IRQW
Figure 2.34 IRQ interrupt input timing
R01DS0309EU0100 Rev.1.00
Mar 10, 2017
Page 57 of 107