SOTinyGate Dual Positive-Edge-Triggered D-Type Flip-Flop High-Spe

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SOTinyGate Dual Positive-Edge-Triggered D-Type Flip-Flop High-Spe

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PI74STX2G79
SOTinyGate Dual Positive-Edge-Triggered D-Type Flip-Flop
High-Speed: 3.2ns typical into 50pF Broad Operating Range: 1.65V -5.5V Power down high-impedance inputs/outputs High Output Drive: ±24mA Package: 8-pin space saving MSOP
Product Description
PI74STX2G79 Dual Positive-Edge-Triggered D-Type Flip-Flop that operates over 1.65V 5.5V operating range. Pericom's PI74STX series products produced using Company's advanced submicron technology.
Pinout
CLK2
Block Diagram
8-pin
CLKn
CLK1
Description
Name CLKn cription Clocks Inputs Outputs
Recommended Operating Conditions(1)
Parame Supply Voltage (VCC) Input Voltage (VIN) Output Voltage (VOUT) Operating Temperature
Output
Condition
1.65
Units
Function Table
Inputs
1.8V, 2.5V±0.2V Input Rise Fall Time (tr,tf) 3.3V, 0.3V =5.0V, 0.5V
ns/V
Note: HIGH Voltage Level Voltage Level Don't Care LOW-to-HIGH Transition Level before indicated steady-state input conditions were established
Note: Unused inputs must held HIGH LOW. They float.
PS8621
07/02/02
PI74STX2G79 SOTinyGate Dual Positive Edge-Triggered D-Type Flip-Flopp
Absolute Maximum Ratings
Supply Voltage (VCC) -0.5V Input Voltage (VIN) -0.5V Output Voltage (VOUT) -0.5V Input Diode Current (IIK) -50mA 20mA Output Diode Current (IOK) -50mA 20mA Output Current (IOUT) ±50mA VCC/GND Current (ICC/IGND) ±50mA Storage Temperature (TSTG) -65°C +150°C Junction Lead Temperature (IOS) 260°C Power Dissipation 300mW
Note: Absolute maximum ratings values beyond which device damaged have useful life impaired. datasheet specifications should met, without exception, ensure that system design reliable over power supply, temperature, output/input loading variables. Pericom does recommend operation outside datasheet specifications.
Electrical Characteristics (Over supply voltage operating temperature ranges, unless otherwise specified)
Symbol Parame HIGH Level Input Voltage Level Input Voltage HIGH Level Output Voltage 1.65- 1.95 2.3- 1.65- 1.95 2.3- 1.65 1.65 Level Output Voltage 1.65 1.65 Input Leakage Current Power Leakage Current Quiescent Supply Current -100µA 1.55 1.29 1.65 1.79 2.29 2.99 2.12 2.71 2.53 4.06 0.01 0.01 0.01 0.00 0.00 0.07 0.10 0.18 0.27 0.31 0.24 0.30 0.40 0.55 0.55 Conditions +25°C 0.75VC 0.70VC 0.25VC 0.30VC 1.55 0.24 0.30 0.40 0.55 0.55 Typ. +85°C 0.75VC 0.70VC 0.25VC 0.30VC Units
-4mA -8mA -16mA -24mA -32mA
100µA
16mA 24mA 32mA 5.5V, 5.5V
1.65- 5.5V,
PS8621
07/02/02
PI74STX2G79 SOTinyGate Dual Positive Edge-Triggered D-Type Flip-Flopp
Electrical Characteristics
+25°C Symbol fMAX Parame Maximum Clock Frequency ±0.15 ±0.15 Setup Time, ±0.15 ±0.15 ±0.15 Conditions 50pF, Typ. -40°C +85°C Units Fig.
tPLH, tPHL
Propagation Delay QOUT
15pF, 50pF, 50pF,
Hold Time,
50pF,
Pulse Width,
50pF,
Capacitance(2)
Symbol COUT Parame Input Capacitance Output Capacitance Power Dissipation Capacitance(3) Typ. Units Conditions Open, 3.3V, 1.8V 2.5V 3.3V 5.0V
Notes: +25°C, defined value internal equivalent capacitance which derived from dynamic operating current consumption (ICCD) output loading operating duty cycle (see Figure related ICCD dynamic operating current expression: ICCD (CPD)(VCC)(fIN) (ICC static).
PS8621
07/02/02
PI74STX2G79 SOTinyGate Dual Positive Edge-Triggered D-Type Flip-Flopp
Loading Waveforms
includes load stray capacitance Input MHz; 500ns
Input Waveform; 1.8ns; MHz; Duty Cycle
Figure Test Circuit
Figure ICCD Test Circuit
tPLH
QOUT
tPHL
Figure Waveforms
<1.2ns
Data Input
Figure Waverforms
PS8621 07/02/02
PI74STX2G79 SOTinyGate Dual Positive Edge-Triggered D-Type Flip-Flopp
8-Pin MSOP Package
Max. .003 .012 0.07 0.30 .003 .012 0.07 0.30
Gauge Plane .010 0.25 .016 .028 0.40 0.70 Detail
Max. .037 0.95
.112 2.85 .120 3.05
Detail
.114 .122
Ordering Information
Part PI74STX2G79UX Pin-Package MSOP arking 74STX, 2G79 rating Range
Pericom Semiconductor Corporation 2380 Bering Drive Jose, 95131 1-800-435-2336 (408) 435-1100 http://www.pericom.com
PS8621 07/02/02

SOTinyGate Dual Positive-Edge-Triggered D-Type Flip-Flop High-Spe

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