HT45R37
Test Conditions
Symbol
Parameter
V
DD
I
DD8
Operating Current
(Slow Mode, f
M
=4MHz)
(Crystal OSC, RC OSC)
Operating Current
(Slow Mode, f
M
=4MHz)
(Crystal OSC, RC OSC)
Operating Current
(Slow Mode, f
M
=8MHz)
(Crystal OSC, RC OSC)
Operating Current
(Slow Mode, f
M
=8MHz)
(Crystal OSC, RC OSC)
Operating Current
(Slow Mode, f
M
=8MHz)
(Crystal OSC, RC OSC)
Operating Current
(f
SYS
=32768Hz (note 1)
or 32K_INT internal RC OSC)
Standby Current ( Sleep)
(f
SYS
, f
SUB
, f
S
, f
WDT
=off)
Standby Current ( Sleep)
(f
SYS
, f
WDT
=f
SUB
=32768Hz
(note 1) or 32K_INT RC OSC)
Standby Current ( Idle)
(f
SYS
, f
WDT
=off;
f
S
=f
SUB
=32768Hz (note 1)
or 32K_INT RC OSC)
Standby Current ( Idle)
(f
SYS
=on, f
SYS
=f
M
=4MHz,
f
WDT
=off, f
S
(note 3)=
f
SUB
=32768Hz (note 1) or
32K_INT RC OSC)
Input Low Voltage for I/O Ports,
TMR and INT
Input High Voltage for I/O Ports,
TMR and INT
Input Low Voltage (RES)
Input High Voltage (RES)
3V
No load, f
SYS
=f
SLOW
=1MHz
5V
3V
No load, f
SYS
=f
SLOW
=2MHz
5V
3V
No load, f
SYS
=f
SLOW
=1MHz
5V
3V
No load, f
SYS
=f
SLOW
=2MHz
5V
3V
No load, f
SYS
=f
SLOW
=4MHz
5V
3V
No load, WDT off
5V
3V
5V
3V
5V
3V
5V
No load, system HALT,
WD off
No load, system HALT,
WDT on
Conditions
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
0
0.7V
DD
0
0.9V
DD
1.98
2.98
3.98
2.08
3.12
4.12
6
10
180
400
270
560
240
540
320
680
500
1000
8
15
¾
¾
2
4
2
4
150
270
600
400
840
360
810
480
1020
750
1500
16
30
1
2
4
6
4
6
250
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
V
V
V
V
V
V
V
V
V
V
mA
mA
Min.
Typ.
Max.
Unit
I
DD9
I
DD10
I
DD11
I
DD12
I
DD13
I
STB1
I
STB2
I
STB3
No load, system HALT,
WDT off
3V
5V
¾
¾
¾
¾
¾
I
STB4
No load, system HALT,
WDT off, SPI or I
2
C on,
PCLK on, PCLK=f
SYS
/8
350
¾
¾
¾
¾
2.1
3.15
4.2
2.2
3.3
4.4
12
25
550
0.3V
DD
V
DD
0.4V
DD
V
DD
2.22
3.32
4.42
2.32
3.50
4.70
¾
¾
V
IL1
V
IH1
V
IL2
V
IH2
¾
¾
¾
¾
Configuration option: 2.1V
Configuration option: 3.15V
Configuration option: 4.2V
Configuration option: 2.2V
Configuration option: 3.3V
Configuration option: 4.4V
V
OL
=0.1V
DD
V
LVR
Low Voltage Reset Voltage
¾
¾
¾
V
LVD
Low Voltage Detector Voltage
¾
¾
I
OL1
I/O Port Sink Current -
Except PC0
3V
5V
Rev. 1.20
5
February 25, 2011
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
