CTM8B54E/55E/56E/57E
EPROM-Based 8-Bit CMOS Microcontroller
4.0 ABSOLUTE MAXIMUM RATINGS
Ambient Operating Temperature
Store Temperature
DC Supply Voltage(V
dd
)
Voltage with respect to Ground(V
ss
)
Voltage on MCLR(V
pp
) with respect to Ground(V
ss
)
-55
o
C to +125
o
C
-65
o
C to +150
o
C
0V to +7.5V
0.6V to (V
dd
+ 0.6)V
0V to +12V
5.0 OPERATING CONDITIONS
DC Supply Voltage
Operaing Temprature
+2.3V to +6.5V
-40
o
C to +85
o
C
6.0 ELECTRICAL CHARACTERISTICS
(Under Operating Conditions)
6.1 ELECTRICAL CHARACTERISTICS of CTM8B54E/56E
Parameter
Input High Voltage
Input Low Volatge
Output Voltage
Sleep Current
Sym
V
IH
V
IL
V
Oh
V
OL
I
PD
I
PD
3.0
<1
8.07
I
DD
5.16
3.98
2.05
2.8
1.77
Operating Current
I
DD
1.31
604
224
88
6.21
I
DD
3.91
2.71
1.39
685
3.8
0.6
Min.
Typ.
2.2
4.2
1.1
1.0
Max.
Units
Conditions
I/O ports, V
dd
=5V
V
MCLR, V
dd
=5V
V
V
V
V
V
uA
uA
mA
mA
mA
mA
mA
mA
mA
uA
uA
uA
mA
mA
mA
mA
uA
I/O ports, V
dd
=5V
MCLR, V
dd
=5V
I/O Ports, V
dd
=4.5V, I
oh
=-5.4mA,
I
ol
=8.7mA in RC mode
WDT Enable, V
dd
=3.0V
WDT Disable, V
dd
=3.0V
HFXTAL: 24MHz, WDT Disable
V
dd
=6.4V
V
dd
=5.0V
V
dd
=4.0V
V
dd
=3.0v
LFXTAL: 32kHz, WDT Disable
V
dd
=6.4V
V
dd
=5.0V
V
dd
=4.0V
V
dd
=3.0V
V
dd
=2.4V
V
dd
=2.1V **
XTAL: 12MHz, WDT Disable
V
dd
=6.4V
V
dd
=5.0V
V
dd
=4.0V
V
dd
=3.0V
V
dd
=2.4V
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
Email: server@ceramate.com.tw
Tel:886-3-3529445
Http: www.ceramate.com.tw
Page 12 of
23
Rev 1.1 Dec 26,2001
Fax:886-3-3521052
CERAMATE [ CERAMATE TECHNICAL ]
