PS224B Datasheet, PDF (7/10 Pages) Silicon Touch Technology Inc. – Over/Under-voltage protection and lock out

點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
PS224B
Electrical Characteristics (Continued)
PGO, Open Drain Digital Output
Parameter
Conditions MIN TYP MAX Unit
Leakage Current (ILKG)
Low Level Output Voltage (VOL)
VPGO=5V
ISINK=10mA
5 uA
0.3 V
FPO/, Open Drain Digital Output
Parameter
Leakage Current (ILKG)
Low Level Output Voltage (VOL)
Conditions
VFPO/=5V
ISINK=20mA
MIN
TYP MAX Unit
5 uA
0.3 V
PSON/, Analog Input
Parameter
Threshold Voltage ( High )
Threshold Voltage ( Low )
Conditions
MIN
1.40
0.75
TYP MAX Unit
1.50 1.60 V
0.85 0.95 V
External Protection Detect Section
Parameter
Threshold(VTH)
Hysteresis (VHYST)
Conditions MIN
1.20
+/-20
TYP MAX Unit
1.25 1.30 V
+/-50 +/-80 mV
Switching Characteristics, Vcc=12V, T_a = 25ºC.
Parameter
Conditions
PGI to PGO Delay Time (Td1)
Short Circuit Delay Time (Td2)
Short Circuit Delay Time (Td2-1)
PGO to FPO/ Delay Time (Td3)
Under Voltage Delay Time (Td4)
Over Current Delay Time (Td5)
Over Voltage Delay Time (Td6)
Pext Delay Time (Td7)
PSON/ De-bounce Time (Tb1)
PGO Noise De-glitch Time (Tb2)
PGI> 0.25V
PGI< 0.25V
MIN
200
49
400
2
2.4
13
9
2.4
24
47
TYP MAX Unit
300 400 mS
75 100 mS
500 600 mS
4
6 mS
3 3.6 mS
20
27 mS
14
19 uS
3 3.6 mS
38
52 mS
73 100 uS
4-Channel Secondary Monitoring IC
-6-
Version：A.001