HT46RU67 Holtek Semiconductor Inc., HT46RU67 Datasheet - Page 7

• Manufacturer Part Number: HT46RU67
• Description: Ht46ru67/ht46cu67 -- A/d Type 8-bit Mcu With Lcd
• Manufacturer: Holtek Semiconductor Inc.

Note:
A.C. Characteristics
Note:
Rev. 1.00
f
f
f
f
t
t
t
t
t
t
t
t
I
I
R
I
DNL
INL
RESOLU Resolution
Symbol
SYS1
SYS2
RTCOSC
TIMER
WDTOSC
RES
SST
LVR
INT
AD
ADC
ADCS
Symbol
OL2
OH2
ADC
PH
1. *f
2. I
3. Voltage level of AV
t
SYS
STB1
System Clock
(Crystal OSC, RC OSC)
System Clock
(32768Hz Crystal OSC)
RTC Frequency
Timer I/P Frequency
(TMR0/TMR1)
Watchdog Oscillator Period
External Reset Low Pulse Width
System Start-up Timer Period
Low Voltage Width to Reset
Interrupt Pulse Width
A/D Clock Period
A/D Conversion Time
A/D Sampling Time
= 1/f
LCD Common and Segment
Current
LCD Common and Segment
Current
Pull-high Resistance of I/O
Ports
and INT0, INT1
Additional Power Consumption
if A/D Converter is Used
ADC Differential Non-Linear
ADC Integral Non-Linear
S
=WDT disable, I
refer to the WDT clock option
SYS1
or 1/f
Parameter
Parameter
SYS2
DD
STB2
and V
~I
STB7
DD
must be the same.
=WDT enable
V
3V
5V
3V
5V
3V
5V
3V
5V
5V
5V
V
DD
3V
5V
DD
V
V
t
AV
t
AV
t
AD
AD
AD
Test Conditions
2.2V~5.5V
3.3V~5.5V
2.2V~5.5V
2.2V~5.5V
3.3V~5.5V
Power-up or wake-up
from HALT
OL
OH
Test Conditions
=1 s
=1 s
=1 s
DD
DD
=0.1V
=0.9V
=5V, V
=5V, V
7
Conditions
Conditions
DD
DD
REF
REF
=AV
=AV
DD
DD
,
,
Min.
0.25
400
400
45
32
0
0
1
1
1
HT46RU67/HT46CU67
Min.
210
350
180
20
10
80
32768
32768
1024
Typ.
90
65
80
32
1
Typ.
420
700
0.5
1.5
160
360
60
30
2.5
February 27, 2008
Max.
4000
8000
4000
8000
180
130
Max.
2
100
50
12
1
3
2
4
Ta=25 C
Unit
kHz
kHz
kHz
kHz
t
Unit
LSB
LSB
ms
t
t
Bits
Hz
Hz
SYS
mA
mA
k
k
AD
AD
s
s
s
s
s
A
A
A
A