Holtek HT66F0175 - LVD;LVR Electrical Characteristics; Comparator Electrical Characteristics

Rev. 1.50 22 August 28, 2017 Rev. 1.50 23 August 28, 2017
HT66F0175/HT66F0185
A/D Flash MCU with EEPROM
HT66F0175/HT66F0185
A/D Flash MCU with EEPROM
LVD/LVR Electrical Characteristics
Ta=25°C
Symbol Parameter
Test Conditions
Min. Typ. Max. Unit
V
DD
Conditions
V
LVR
Low Voltage Reset Voltage —
LVR Enable, voltage select 2.1V
-5%
2.1
+5% V
LVR Enable, voltage select 2.55V 2.55
LVR Enable, voltage select 3.15V 3.15
LVR Enable, voltage select 3.8V 3.8
V
LVD
Low Voltage Detector Voltage —
LVD Enable, voltage select 2.0V
-5%
2.0
+5% V
LVD Enable, voltage select 2.2V 2.2
LVD Enable, voltage select 2.4V 2.4
LVD Enable, voltage select 2.7V 2.7
LVD Enable, voltage select 3.0V 3.0
LVD Enable, voltage select 3.3V 3.3
LVD Enable, voltage select 3.6V 3.6
LVD Enable, voltage select 4.0V 4.0
V
BG
Bandgap Reference Voltage — — -3% 1.04 +3% V
I
OP
Operating Current
5V LVD/LVR Enable, VBGEN=0 — 20 25 μA
5V LVD/LVR Enable, VBGEN=1 — 180 200 μA
t
BGS
V
BG
Turn on Stable Time — No load — — 150 μs
t
LVDS
LVDO stable time
—
For LVR enable, VBGEN=0,
LVD off
→
on
— — 15 μs
—
For LVR disable, VBGEN=0,
LVD off
→
on
— — 150 μs
t
LVR
Minimum Low Voltage Width to Reset — — 120 240 480 μs
t
LVD
Minimum Low Voltage Width to Interrupt — — 60 120 240 μs
Comparator Electrical Characteristics
Ta=25°C
Symbol Parameter
Test Conditions
Min. Typ. Max. Unit
V
DD
Conditions
V
DD
Operating Voltage — — 2.2 — 5.5 V
I
CMP
Additional Current Consumption
for comparator enable
3V — — 37 56 μA
5V — — 130 200 μA
V
OS
Input offset voltage 5V — -10 — 10 mV
V
CM
Common mode voltage range — — V
SS
— V
DD
-1.4 V
A
OL
Open loop gain 5V — 60 80 — dB
V
HYS
Hysteresis 5V
Hysteresis function disabled 0 0 5 mV
Hysteresis function enabled 20 40 60 mV
t
RP
Response time — With 100mV overdrive — 370 560 ns