SM5958
8-Bit Micro-controller
32KB with ISP Flash
& 1KB RAM embedded
Operating Conditions
Symbol
TA
Description
Min.
-40
Typ.
Max.
85
Unit.
℃
Remarks
Operating temperature
Supply voltage
25
Ambient temperature under bias
VDD
2.4
5.5
V
DC Characteristics
TA = -40℃ to 85℃, VCC = 5.0V
Symbol
Parameter
Input Low Voltage
Input Low Voltage
Input High Voltage
Input High Voltage
Valid
Min.
Max.
0.8
Unit
Test Conditions
VIL1
VIL2
VIH1
VIH2
port 0,1,2,3,#EA
RES, XTAL1
port 0,1,2,3,#EA
RES, XTAL1
port 0, ALE, #PSEN
port 1,2,3,
-0.5
0
2.0 Vcc+0.5
V
V
V
V
V
V
V
V
V
0.8
70%Vcc Vcc+0.5
VOL1 Output Low Voltage
VOL2 Output Low Voltage
VOH1 Output High Voltage
0.45
0.45
IOL=3.2mA
IOL=1.6mA
IOH=-800uA
IOH=-80uA
IOH=-60uA
IOH=-10uA
Vin=0.45V
port 0
2.4
90%Vcc
2.4
90%Vcc
-75
VOH2 Output High Voltage
port
1,2,3,ALE,#PSEN
V
uA
IIL
ITL
Logical 0 Input Current port 1,2,3
Logical Transition
Current
Input Leakage Current
Reset Pull-down
Resistance
port 1,2,3
port 0, #EA
RES
-650
±10
uA
uA
Vin=2.0V
ILI
0.45V<Vin<Vcc
R RES
50
300 Kohm
Freq=1MHz, Ta=25 ℃
Active mode, 16MHz
Idle mode, 16MHz
Power down mode
C IO
I CC
Pin Capacitance
Power Supply Current
10
20
pF
mA
mA
uA
Vdd
6.5
15
Note1:Under steady state (non-transient) conditions, IOL must be externally
FOSVOS TEL: 021-58998693
Specifications subject to change without notice contact your sales representatives for the most recent information.
ISSFD-M089 Ver A SM5958 3/19/2014
- 53 -
SYNCMOS [ SYNCMOS TECHNOLOGIES,INC ]
