PI74LCX244 Просмотр технического описания (PDF) - Pericom Semiconductor
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PI74LCX244 Datasheet PDF : 4 Pages
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PI74LCX244
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DC Electrical Characteristics (Over the Operating Range, TA = −40°C to +85°C, VCC = 2.7V to 3.6V)
Parameters Description
Test Conditions(1)
Min. Typ(2) Max. Units
VIH
Input HIGH Voltage
Guaranteed Logic HIGH Level
2.0
—
—
VIL
Input LOW Voltage
Guaranteed Logic LOW Level
—
—
0.8
VOH
Output HIGH Voltage
VCC = 2.7-3.6
IOH = –0.1 mA
VCC-0.2 —
—
VCC = 2.7
IOH = –12 mA
2.2
—
—
VCC = 3.0
IOH = –18 mA
2.4
—
—
IOH = –24 mA
2.2
—
—
V
VOL
Output LOW Voltage
VCC = 2.7-3.6
IOL = 0.1 mA
—
—
0.2
VCC = 2.7
IOL = 12mA
—
—
0.4
VCC = 3.0
IOL = 16 mA
—
—
0.4
IOL = 24 mA
—
—
0.55
VIK
Clamp Diode Voltage
VCC = Min., IIN = –18 mA
—
−0.7 −1.2
II
Input Leakage Current
0 ≤ VI ≤ 5.5V
Vcc = 2.7-3.6
—
—
±5
IOZ
Tri-State Output Leakage 0 ≤ VO ≤ 5.5V
VI = VIH or VIL
VCC = 2.7-3.6
—
—
±5
IOFF
Power Down Disable
VCC = 0V, VIN or VOUT ≤ 5.5V
—
—
10
ICC
Quiescent Power Supply VCC = Max.
µA
VIN = GND or VCC
0.1
10
Current
∆ICC
Quiescent Power Supply
Current
TTL Inputs HIGH
VCC = Max.
VIN = VCC – 0.6V(3)
500
Notes:
1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device type.
2. Typical values are at VCC = 3.3V, +25°C ambient.
3. Per TTL driven input; all other inputs at Vcc or GND.
Capacitance
Parameters Description
CIN
Input Capacitance
COUT Output Capacitance
CPD
Power Dissipation Capacitance
Test Conditions
VCC = Open, VI = 0V or VCC
VCC = 3.3V, VI = 0V or VCC
VCC = 3.3V, VI = 0V or VCC, F = 10 MHz
Typ. Units
7
8
pF
25
3
PS2098A 02/11/97
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