Lvr & Lvd Characteristics - Holtek HT66F488 Manual

LVR & LVD Characteristics
Symbol Parameter
V Low Voltage Reset Voltage
LVR
V Low Voltage Detecto� Voltage
LVD
Additional Powe�
I
LVR
Consu�ption if LVR is Used
Additional Powe�
I
LVD
Consu�ption if LVD is Used
t Low Voltage Width to Reset
LVR
t Low Voltage Width to Inte��upt
LVD
t LVDO sta�le ti�e
LVDS
Rev. 1.21
A/D Flash MCU with EEPROM
Test Conditions
V Conditions
DD
LVR Ena�le� 2.1�V option
LVR Ena�le� 2.55V option
—
LVR Ena�le� 3.15V option
LVR Ena�le� 3.8�V option
LVDE� = 1� V = 2.�V
LVD
LVDE� = 1� V = 2.2V
LVD
LVDE� = 1� V = 2.4V
LVD
LVDE� = 1� V = 2.�V
LVD
—
LVDE� = 1� V = 3.�V
LVD
LVDE� = 1� V = 3.3V
LVD
LVDE� = 1� V = 3.6V
LVD
LVDE� = 1� V = 4.�V
LVD
3V
LVR disa�le→LVR ena�le
5V
3V
LVD disa�le→LVD ena�le
(LVR disa�le)
5V
3V
LVD disa�le→LVD ena�le
(LVR ena�le)
5V
— —
— —
LVD disa�le→LVD ena�le
—
(LVR ena�le)
LVD disa�le→LVD ena�le
—
(LVR disa�le)
16
HT66F488/HT66F489
Ta=25°C
Min. Typ. Max. Unit
2.1� V
2.55 V
-5% +5%
3.15 V
3.8� V
2.� V
2.2 V
2.4 V
2.� V
-5% +5%
3.� V
3.3 V
3.6 V
4.� V
— 3� 45 μA
— 6� �� μA
─ 4� 6� μA
─ �5 115 μA
─ 3� 45 μA
─ 6� �� μA
12� 24� 48� μs
65 125 25� μs
— — 15 μs
— — 2�� μs
�ove��e� ��� 2�1�