HT46R068B Datasheet, PDF (15/134 Pages) Holtek Semiconductor Inc – Enhanced A/D Type 8-bit OTP MCU

HT46R068B/HT46R069B
Enhanced A/D Type 8-bit OTP MCU
ADC Characteristics
Symbol
Parameter
DNL A/C Differential Non-Linearity
INL
ADC Integral Non-Linearity
IADC
Additional Power Consumption
if A/D Converter is Used
Test Conditions
VDD
Conditions
3V
tAD=0.5μs
5V
3V
tAD=0.5μs
5V
3V
—
5V
Min.
Typ.
Ta=25°C
Max. Unit
-2
—
2
LSB
-4
—
4
LSB
—
0.5 0.75 mA
—
1.0
1.5
mA
DAC Electrical Characteristics
Symbol
Parameter
VDAC
IQ
DAC operating voltage
DAC quiescent current
IDAC
RES
VO
DAC operating current
Resolution
Output Voltage Level
Test Conditions
VDD
Conditions
Min. Typ. Max. Unit
—
—
2.4
—
—
V
5V
Code= 0000H
VOL=00H
—
2
3
mA
5V
1 kHz sin wave, full-scale
( 8K sample rate )
—
3
4.5
mA
—
—
—
—
12
bit
—
—
0.01
—
0.99
VDD
Power-on Reset Characteristics
Symbol
Parameter
VDD
VPOR
VDD Start Voltage to Ensure
Power-on Reset
—
RRVDD
VDD Raising Rate to Ensure
Power-on Reset
—
Minimum Time for VDD to remain
tPOR
at VPOR to ensure Power-on
—
Reset
Test Conditions
Conditions
—
—
—
Min.
Typ.
Ta=25°C
Max. Unit
—
—
100 mV
0.035 —
— V/ms
1
—
—
ms
V DD
tP O R
R R VDD
V POR
T im e
Rev. 1.00
10
January 26, 2011