Holtek HT66F0175 User Manual

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
Software Controlled LCD Driver Electrical Characteristics
Ta=25°C
Symbol Parameter
Test Conditions
Min. Typ. Max. Unit
V
DD
Conditions
I
BIAS
Bias current 5V
ISEL[1:0]=00 4.2 8.3 13 μA
ISEL[1:0]=01 8.3 16.7 25 μA
ISEL[1:0]=10 25 50 75 μA
ISEL[1:0]=11 50 100 150 μA
V
LCD_H
[(2/3) × V
DD
] voltage for LCD SCOM/SSEG output 2.2V~5.5V No load 0.645 0.67 0.698 V
DD
V
LCD_L
[(1/3) × V
DD
] voltage for LCD SCOM/SSEG output 2.2V~5.5V No load 0.305 0.33 0.355 V
DD
Power-on Reset Characteristics
Ta=25°C
Symbol Parameter
Test Conditions
Min. Typ. Max. Unit
V
DD
Conditions
V
POR
V
DD
Start Voltage to Ensure Power-on Reset — — — — 100 mV
RR
VDD
V
DD
Raising Rate to Ensure Power-on Reset — — 0.035 — — V/ms
t
POR
Minimum Time for V
DD
Stays at V
POR
to
Ensure Power-on Reset
— — 1 — — ms
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Holtek HT66F0175 Specifications

General

Brand	Holtek
Model	HT66F0175
Category	Storage
Language	English