SM8051 Datasheet, PDF (7/16 Pages) SyncMOS Technologies,Inc – 8 - Bit Micro-controller with 4/8KB ROM embedded

SyncMOS Technologies Inc.
May 2001
SM8051/80952
Operating Conditions
Symbol
TA
Description
Operating temperature
TS
Storage temperature
VCC5
VCC3
Fosc 25
Fosc 40
Supply voltage
Supply voltage
Oscillator Frequency
Oscillator Frequency
Min. Typ. Max. Unit. Remarks
0
25 70 ^o_C Ambient temperature under bias
-55
25 155 ^o_C
4.5 5.0 5.5
V For C Version
3
3.3 3.6
V For L Version
3.0 25 25 MHz For 5V, 3.3V application
3.0 40 40 MHz For 5V application
DC Characteristics
(12MHz, typical operating conditions, valid for SM8051/8052 series)
Symbol
Parameter
Valid
VIL1 Input Low Voltage
port 0,1,2,3,4,#EA
VIL2 Input Low Voltage
RES, XTAL1
VIH1 Input High Voltage
port 0,1,2,3,4,#EA
VIH2 Input High Voltage
RES, XTAL1
VOL1 Output Low Voltage
port 0, ALE, #PSEN
VOL2 Output Low Voltage
port 1,2,3,4
VOH1 Output High Voltage
port 0
VOH2 Output High Voltage
port 1,2,3,4,ALE,#PSEN
IIL
ITL
ILI
R RES
C IO
I CC
Logical 0 Input Current
Logical Transition Current
Input Leakage Current
Reset Pulldown Resistance
Pin Capacitance
Power Supply Current
port 1,2,3,4
port 1,2,3,4
port 0, #EA
RES
Vdd
Min.
-0.5
0
2.0
70%Vcc
2.4
90%Vcc
2.4
90%Vcc
50
Max.
0.8
0.8
Vcc+0.5
Vcc+0.5
0.45
0.45
-75
-650
+ 10
300
10
7
Unit
V
V
V
V
V
V
V
V
V
V
uA
uA
uA
Kohm
pF
mA
Test Conditions
IOL=8mA (5V) / IOL=6mA (3.3V)
IOL=6.5mA (5V) / IOL=6mA (3.3V)
IOH=-800uA (only for VCC=5V)
IOH=-80uA
IOH=-60uA (only for VCC=5V)
IOH=-10uA
Vin=0.45V
Vin=2.0V
0.45V<Vin<Vcc
Freq=1MHz, Ta=25 C
Active mode, 16MHz
4.5 mA Idle mode, 16MHz
10 _{uA Power down mode}
Specifications subject to change without notice,contact your sales representatives for the most recent information.
7/16
Ver 1.1
SM8051/8052 07/2005