RX210_15 Datasheet, PDF (155/223 Pages) Renesas Technology Corp – Renesas MCUs

RX210 Group
5. Electrical Characteristics
5.3.2
Reset Timing
Table 5.45 Reset Timing
Conditions: VCC = AVCC0 = 1.62 to 5.5 V, VSS = AVSS0 = VREFL = VREFL0 = 0 V, T_a = –40 to +105°C
Item
Symbol Min.
Typ.
Max.
Unit
RES# pulse
width
Power-on
Deep software standby mode
Software standby mode, low-speed
operating modes 1 and 2
t_RESWP
8
t_RESWD
8
t_RESWS
1
—
—
ms
—
—
ms
—
—
ms
Programming or erasure of the ROM or E2 t_RESWF
200
—
—
µs
DataFlash memory or blank checking of the
E2 DataFlash memory
Other than above
t_RESW
200
—
—
µs
Wait time after RES# cancellation
t_RESWT
—
—
912
µs
Internal reset time
t_RESW2
—
(independent watchdog timer reset, watchdog timer reset,
software reset)
—
1.4
ms
Test
Conditions
Figure 5.70
Figure 5.71
Figure 5.70
1.55 V
VCC
RES#
Internal reset
t_RESWP
Figure 5.70 Reset Input Timing at Power-On
t_RESWT
RES#
Internal reset
Figure 5.71 Reset Input Timing
t_RESWD, t_RESWS, t_RESWF, t_RESW
t_RESWT
R01DS0041EJ0150 Rev.1.50
Oct 18, 2013
Page 155 of 221