HT45R35V Holtek Semiconductor Inc., HT45R35V Datasheet - Page 6

• Manufacturer Part Number: HT45R35V
• Description: C/r To F Type 8-bit Otp Mcu
• Manufacturer: Holtek Semiconductor Inc.

A.C. Characteristics
Note: *t
Rev. 1.00
I
I
I
f
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
f
Symbol
Symbol
OH3
OL4
OH4
SYS
TIMER
WDTOSC
WDT1
WDT2
RES
SST
INT
LVR
PHL
PLH
THL
TLH
SU
CS
H
SC
r
WC
WL
max
, t
f
,
,
SYS
=1/f
BZO/BZO Source Current
Grid/Segment Sink Current
Grid/Segment Source Current
System Clock
(Crystal OSC, RC OSC)
Timer I/P Frequency
Watchdog Oscillator Period
Watchdog Time-out Period
(WDT RC OSC)
Watchdog Time-out Period
(System Clock/4)
External Reset Low Pulse Width
System Start-up Timer Period
Interrupt Pulse Width
Low Voltage Reset Time
Propagation Delay Time
(Clock to VFD Output)
Propagation Delay Time
(Strobe to VFD Output)
Output Transition Time
Data Setup Time
Setup Time (Clock to Strobe)
Hold Time (Data to Clock)
Hold Time (Clock to Strobe)
Clock Input Rise or Fall Time
Clock Pulse Width
Strobe Pulse Width
Maximum Clock Input Fre-
quency
SYS
Parameter
Parameter
V
V
5V
5V
5V
3V
5V
3V
5V
DD
DD
2.2V~5.5V
3.3V~5.5V
2.2V~5.5V
3.3V~5.5V
Without WDT prescaler
Without WDT prescaler
Wake-up from HALT
V
V
V
V
V
V
V
V
V
V
V
V
18V
24V
18V
24V
18V
24V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
Test Conditions
=15V
=15V
=15V
=15V
=15V
=15V
=15V
=15V
=15V
=15V
=15V
Test Conditions
V
V
V
6
OH
OL
OH
Conditions
= 0.1V
= 0.9V
= 0.9V
Conditions
CC
CC
CC
Min.
0.25
400
400
45
32
11
0
0
8
1
1
Min.
TBD
TBD
TBD
2.5
15
6
1024
1024
Typ.
100
100
90
65
23
17
40
10
10
10
75
40
35
1
8
Typ.
TBD
TBD
TBD
5.0
30
12
January 15, 2009
HT45R35V
Max.
4000
8000
4000
8000
180
130
200
200
150
46
33
80
20
20
20
20
83
70
Max.
2
Ta=25 C
Unit
MHz
kHz
kHz
kHz
kHz
t
t
Unit
ms
ms
ms
SYS
SYS
mA
mA
mA
mA
mA
mA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s
s
s