RX23T Datasheet, PDF (83/98 Pages) Renesas Technology Corp – 40-MHz 32-bit RX MCUs, built-in FPU, 65.6 DMIPS

RX23T Group
5. Electrical Characteristics
VCC
V_POR
1.0 V
Internal reset signal
(active-low)
t_w(POR)
*1
t_det t_POR
Note 1. t_w(POR) is the time required for a power-on reset to be enabled while the external power VCC is being held below the
valid voltage (1.0 V).
When VCC turns on, maintain t_w(POR) for 1.0 ms or more.
Figure 5.51 Power-On Reset Timing
VCC
V_det0
t_VOFF
V_LVH
Internal reset signal
(active-low)
t_det
t_det
t_LVD0
Figure 5.52 Voltage Detection Circuit Timing (Vdet0)
R01DS0248EJ0110 Rev.1.10
Jan 13, 2016
Page 83 of 98