
2
PS8521I
12/02/09
PI74ST1G125
SOTiny Gate ST
Buffer with 3-State Output
Supply Voltage (VCC) ................................................ –0.5V to +4V
DC Input Voltage (VIN).............................................. –0.5V to +6V
DC Output Voltage (VOUT) ........................................ –0.5V to +6V
DC Input Diode Current (IIK)................................–50mA to 20mA
DC Output Diode Current (IOK)............................–50mA to 20mA
DC Output Current (IOUT) .................................................. ±50mA
DC VCC/GND Current (ICC/IGND)...................................... ±50mA
Storage Temperature (TSTG) ................................ –65°C to +150°C
Junction Lead Temperature (IOS) ..........................................200°C
Power Dissipation
SOT23 ........................................... 200mW
SC70 ............................................ 150mW
Absolute Maximum Ratings
Note:
Absolute maximum ratings are DC values beyond which the
device may be damaged or have its useful life impaired. The
datasheet specications should be met, without exception,
to ensure that the system design is reliable over its power
supply, temperature, and output/input loading variables.
Pericom does not recommend operation outside datasheet
specications.
DC Electrical Characteristics (Over supply voltage and operating temperature ranges, unless otherwise specied)
Symbol
Parameter
VCC(V)
Conditions
TA = +25C
TA = -40 C to
+85C
Units
Min.
Typ.
Max.
Min.
Max
VIH
HIGH Level
Input Voltage
1.8
2.3-3.6
0.75VCC
0.70VCC
0.75VCC
0.70VCC
V
VIL
LOW Level Input
Voltage
1.8
2.3-3.6
0.25VCC
0.30VCC
0.25VCC
0.30VCC
VOH
HIGH Level
Output Voltage
1.8
2.3
3.0
VIN = VIH IOH = -100μA
1.7
2.2
2.9
1.79
2.29
2.99
1.7
2.2
2.9
2.3
3.0
IOH = -8mA
IOH = -16mA
IOH = -24mA
1.9
2.4
2.3
2.13
2.71
2.55
1.9
2.4
2.3
VOL
LOW Level Out-
put Voltage
1.8
2.3
3.0
VIN = VIL IOL = 100μA
0.01
0.00
0.1
2.3
3.0
IOH = 8mA
IOH = 16mA
IOH = 24mA
0.10
0.18
0.28
0.3
0.4
0.55
0.3
0.4
0.55
IIN
Input Leakage
Current
0-3.6
VIN = 5.5V, GND
-1
1
-1
1
μA
IOFF
Power Off Leak-
age Current
0.0
VIN or VOUT = 5.5V
-1
1
-1
1
ICC
Quienscent Sup-
ply Current
1.8-3.6
VIN = 5.5V, GND
2.0
20
IOZ
3-State Output
Leakage
1.8-3.6
VIN = VIH or VIL VO =
VCC or GND
±1
±10
09-0007