S3A3 Datasheet, PDF (116/139 Pages) Renesas Technology Corp – Microcontroller

S3A3
VCC
V_DETBATT
2. Electrical Characteristics
V_VBATH
VBATT
V_VBATPOR
VBATT_POR
(active-low)
Backup power area
VCC supplied
VBATT supplied
Figure 2.90 VBATT_POR reset timing
Not supplied
t_VBATPOR
VCC supplied
VBATT
V_DETBATLVD
V_VBATLVDTH
VBTCR2.VBTLVDEN
VBATT pin LVD
Comparator output
VBTCMPCR.VBTCMPE
T_{d_vbat}
Figure 2.91
VBTSR.VBTBLDF
t_{det_vbat}
VBATT pin voltage detection circuit timing
t_{det_vbat}
R01DS0307EU0100 Rev.1.00
Mar 7, 2017
Page 116 of 139