RX220_15 Datasheet, PDF (70/107 Pages) Renesas Technology Corp – Renesas MCUs

RX220 Group
5. Electrical Characteristics
5.3.2
Reset Timing
Table 5.23 Reset Timing
Conditions: VCC = AVCC0 = 1.62 to 5.5 V, VSS = AVSS0 = VREFL0 = 0 V, T_a = –40 to +105°C
Item
Symbol Min.
Typ.
Max.
RES# pulse
width
Power-on
Software standby mode, low-speed
operating modes 1 and 2
t_RESWP
8
t_RESWS
1
—
—
—
—
Programming or erasure of the ROM or E2 t_RESWF
200
—
—
DataFlash memory or blank checking of the
E2 DataFlash memory
Other than above
Wait time after RES# cancellation
Internal reset time
(independent watchdog timer reset, software reset)
t_RESW
200
—
—
t_RESWT
—
—
912
t_RESW2
—
—
1.4
Unit
Test
Conditions
ms Figure 5.28
ms Figure 5.29
µs
µs
µs Figure 5.28
ms
1.55 V
VCC
RES#
Internal reset
t_RESWP
Figure 5.28 Reset Input Timing at Power-On
t_RESWT
RES#
Internal reset
Figure 5.29 Reset Input Timing
t_RESWS, t_RESWF, t_RESW
t_RESWT
R01DS0130EJ0110 Rev.1.10
Dec 20, 2013
Page 70 of 105