SM8951B Datasheet, PDF (8/18 Pages) SyncMOS Technologies,Inc – 8-Bits Micro-controller

SyncMOS Technologies International, Inc.
SM8951B
8-Bits Micro-controller
With4KBFlashROM&128bytesRAM embedded
Target Spec.
Absolute Rating
Symbol
TA
VCC5
VCC3.3
Fosc 25
Fosc 40
Description
Operating temperature
Supply voltage
Supply voltage
Oscillator Frequency
Oscillator Frequency
Min.
-40
4.5
3.0
Typ.
25
5.0
3.3
Max.
85
5.5
3.6
25
40
Unit.
℃
V
V
MHz
MHz
Remarks
Ambient temperature under bias
For 3.3V application
For 5.0V application
DC Characteristic
VCC = 5V (±10%), VSS=0V TA= -40℃ to 85℃
SYMBOL
PARAMETER
VCC
Supply Voltage
ICC
Supply current operating
IID
Supply current IDLE Mode
IPD
Supply current Power-Down MODE
VIL1
VIL2
VIH1
VIH2
IIL
ITL
ILI
VOL1
VOL2
VOH1
VOH2
RRST
CIO
Input LOW voltage, P0, P1, P2, P3, /EA
Input LOW voltage, RES, XTAL1
Input HIGH voltage, P0, P1, P2, P3, /EA
Input HIGH voltage, RES, XTAL1
Input current LOW level Port 1,2,3
Transition current High to Low Port 1,2,3
Input leakage current ,Port 0
Output LOW voltage, Port 0,ALE, /PSEN
Output LOW voltage, Port 1, 2, 3
Output High voltage Port0 ALE, /PSEN
Output High voltage Port 1,2,3
Internal RESET pull-down resistor
Pin capacitance
TEST
CONDITIONS
See notes 1
f_CLK = 12MHz VCC = 5.5V
See note 2
f_CLK = 12MHz VCC = 5.5V
See note 3；VCC (= 5.5V)
INPUT
VIN = 0.45V
VIN = 2.0 V
0.45V < VIN < VCC-0.3V
OUTPUT
IOL = 8mA，VCC=5.0V
IOL = 6.5mA，VCC =5.0V
IOH = -800uA，VCC =5.0V
IOH = -60μA，VCC =5.0V
Test freq=1MHz, TA=25℃
LIMITS
MIN
MAX
4.5
5.5
20
6.5
30
-0.5
0
2.0
70%VCC
2.4
2.4
50
0.8
0.8
Vcc+0.5
Vcc+0.5
-75
-650
±10
0.45
0.45
300
10
UNIT
V
mA
mA
μA
V
V
V
V
μA
μA
μA
V
V
V
V
kΩ
pF
VCC = 3.3V (±10%), VSS=0V , TA= -40℃ to 85℃
SYMBOL
PARAMETER
VCC
ICC
Supply Voltage
Supply current operating
IID
Supply current IDLE Mode
IPD
Supply current Power-Down MODE
TEST
CONDITIONS
See note 1
f_CLK = 12MHz VCC = 3.6V
See note 2
f_CLK = 12MHz VCC = 3.6V
See note 3；VCC (= 3.6V)
LIMITS
MIN
MAX
3.0
3.6
10
5
20
UNIT
V
mA
mA
μA
VIL1
Input LOW voltage, P0, P1, P2, P3, /EA
INPUT
VCC = 3.6V
0
0.2 VCC -0.2
VIL2
Input LOW voltage, RST
VCC = 3.6V
0
0.2 VCC -0.2
VIL3
Input LOW voltage, XTAL1
VCC = 3.6V
0
0.2 VCC -0.2
VIH1
Input HIGH voltage, P0, P1, P2, P3, /EA
VCC = 3.6V
2.0
VCC + 0.2
VIH2
Input HIGH voltage, RST
VCC = 3.6V
2.0
VCC + 0.2
VIH3
Input HIGH voltage, XTAL1
VCC = 3.6V
0.8 VCC VCC + 0.2
IIN1
Input current LOW level Port 1,2,3
VCC = 3.0V ~3.6V,
VIN = 0.45V.
-10
50
Specifications subject to change without notice contact your sales representatives for the most recent information.
ISSFD-M022Ver:BSM8951B
8
V
V
V
V
V
V
μA
06/2009