74LVC273A OCTAL D-TYPE FLIP-FLOP WITH CLEAR Description Pin Assignments The 74LVC273A provides eight positive-edge-triggered D-type flipCLR 1 20 The device is designed for operation with a power supply range of Vcc flops with a direct clear (CLR) input. 1.65V to 3.6V. The device is fully specified for partial power down applications using IOFF. The IOFF circuitry disables the output preventing Sinks or Sources 24mA at VCC = 3V • CMOS Low Power Consumption • IOFF Supports Partial Power Down Operation • Inputs or Outputs accept up to 5.5V • 11 Supply Voltage Range from 1.65V to 3.6V • 10 • CLK Features GND NEW PRODUCT damaging current backflow when the device is powered down. Inputs Can Be Driven by 3.3V or 5V Allowing for Mixed Voltage Applications • • • • • • Schmitt Trigger Action at All Inputs Typical VOLP (Quiet Output Ground Bounce) less than 0.8V with VCC = 3.3V and TA = +25°C Applications Typical VOHV (Quiet Output dynamic VOH) greater than 2.0V with • General Purpose Logic VCC = 3.3V and TA = +25°C • Bus Driving ESD Protection Tested per JESD 22 • Power Down Signal Isolation Exceeds 200-V Machine Model (A115-A) Exceeds 2000-V Human Body Model (A114-A) Exceeds 1000-V Charged Device Model (C101C) • Wide array of products such as: Latch-Up Exceeds 250mA per JESD 78, Class II Networking Computer Peripherals, Hard Drives, CD/DVD ROM All devices are: Totally Lead-Free & Fully RoHS compliant (Notes 1 & 2) Halogen and Antimony Free. “Green” Device (Note 3) Notes: PCs, Notebooks, Netbooks, Ultrabooks TV, DVD, DVR, Set Top Box 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen and Antimony free, "Green" and Lead-Free. 3. Halogen and Antimony free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. 74LVC273A Document number: DS35892 Rev. 1 - 2 1 of 10 www.diodes.com June 2014 © Diodes Incorporated 74LVC273A Ordering Information 74 LVC Logic Device Function NEW PRODUCT 74 : Logic Prefix 273 : Package (Note 4 & 5) 74LVC273AT20-13 T20 TSSOP-20 74LVC273AQ20-13 Q20 V-QFN4525-20 Notes: Package Octal D-Type Flip-Flop with Clear Package Code Device 273A xxx -13 Packing T20 : TSSOP-20 Q20 : QFN-20 Package Size 6.4mm X 6.5mm X 1.2mm 0.65 mm lead pitch 2.5mm X 4.5mm X 0.95mm 0.50 mm lead pitch -13 : 13” Tape & Reel 13” Tape and Reel Quantity Part Number Suffix 2500/Tape & Reel -13 2500/Tape & Reel -13 4. Pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 5. V-QFN4525-20 is a JEDEC recognized naming convention that specifies the package thickness category as V and the number 4525 describes the package as 4.5mm X 2.5mm. Pin Descriptions Pin Pin Name Number Logic Diagram Function Table (Each Flip-Flop) INPUTS OUTPUT Description 1 CLR Clear 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Q1 D1 D2 Q2 Q3 D3 D4 Q4 GND CLK Q5 D5 D6 Q6 Q7 D7 D8 Q8 Vcc Latch Output Data Input Data Input Latch Output Latch Output Data Input Data Input Latch Output Ground Clock Latch Output Data Input Data Input Latch Output Latch Output Data Input Data Input Latch Output Supply Voltage 74LVC273A Document number: DS35892 Rev. 1 - 2 2 of 10 www.diodes.com CLR CLK D Q L H X X L ↑ H H H ↑ L L H L X Q0 June 2014 © Diodes Incorporated 74LVC273A NEW PRODUCT Absolute Maximum Ratings (Notes 6 & 7) Symbol ESD HBM ESD CDM ESD MM VCC VI IIK IOK Description Human Body Model ESD Protection Charged Device Model ESD Protection Machine Model ESD Protection Supply Voltage Range Input Voltage Range Input Clamp Current VI< 0V Output Clamp Current VO< 0V IO Continuous output current -0.5V < VO Vcc +0.5V ICC Continuous Current Through Vcc Continuous Current Through GND Operating Junction Temperature Storage Temperature Total Power Dissipation IGND TJ TSTG PTOT Notes: Rating 2 1 200 -0.5 to +7.0 -0.5 to +7.0 -20 -50 Unit kV kV V V V mA mA ±50 mA 100 mA -100 -40 to +150 -65 to +150 500 mA °C °C mW 6. Stresses beyond the absolute maximum may result in immediate failure or reduced reliability. These are stress values and device operation should be within recommend values. 7. Forcing the maximum allowed voltage could cause a condition exceeding the maximum current or conversely forcing the maximum current could cause a condition exceeding the maximum voltage. The ratings of both current and voltage must be maintained within the controlled range. Recommended Operating Conditions (Note 8) Symbol Parameter VCC Supply Voltage VI VO Input Voltage Output Voltage IOH High-Level Output Current IOL Low-Level Output Current Conditions Operating Data Retention Only — — VCC = 1.65V VCC = 2.3V VCC = 2.7V VCC = 3.0V VCC = 1.65V VCC = 2.3V VCC = 2.7V VCC = 3.0V Min 1.65 1.5 0 0 — — — — — — — — Max 3.6 — 5.5 VCC -4 -8 -12 -24 4 8 12 24 Unit V V V V mA mA ∆t/∆V Input Transition Rise or Fall Rate — 10 ns/V TA Operating Free-Air Temperature -40 +125 °C Note: 8. Unused inputs should be held at VCC or ground. 74LVC273A Document number: DS35892 Rev. 1 - 2 3 of 10 www.diodes.com June 2014 © Diodes Incorporated 74LVC273A Electrical Characteristics NEW PRODUCT Symbol Parameter VIH High-Level Input Voltage VIL Low-Level Input voltage VOH VOL IOFF II ICC ∆ICC Ci High-Level Output Voltage Test Conditions IOH = -50μA IOH = -4mA IOH = -8mA IOH = -12mA IOH = -24mA IOL = 100μA IOL = 4mA Low-Level Output IOL = 8mA Voltage IOL = 12mA IOL = 24mA Power Down VI or VO = 0 or 5.5V Leakage Current Input Current VI = GND or 5.5V Control Pins Supply Current VI = GND or VCC, IO = 0 Additional Supply One input at Vcc-0.6V Current Io = 0A Control Pins VI = GND Input or VCC Capacitance I/O Pins 74LVC273A Document number: DS35892 Rev. 1 - 2 VCC 1.65V to 1.95V 2.3V to 2.7V 3.0V to 3.6V 1.65V to 1.95V 2.3V to 2.7V 3.0V to 3.6V 1.65V to 3.6V 1.65V 2.3V 2.7V 3.0V 3.0V 1.65V to 3.6V 1.65V 2.3V 2.7V 3.0V TA = -40°C to +85°C Min Max VCC X 0.65 1.7 2 VCC X 0.35 0.7 0.8 VCC -0.2 1.2 1.7 2.2 2.4 2.3 0.2 0.45 0.60 0.40 0.55 TA = +85°C to +125°C Min Max VCC X 0.65 1.7 2 VCC X 0.35 0.7 0.8 VCC-0.3 1.05 1.65 2.05 2.48 2.0 0.3 0.65 0.80 0.60 0.80 Unit V V V V 0V ±10 20 μA 0 to 3.6V ±5 ± 20 μA 6.0V 10 40 μA 2.7V to 3.6V 500 5000 μA 0V to 3.6V 4 of 10 www.diodes.com 4.0 typical 5.5 typical 4.0 typical 5.5 typical pF June 2014 © Diodes Incorporated 74LVC273A Switching Characteristics Parameter Test Conditions fMAX Maximum Frequency Figure 1 tW Pulse Width CLK High or Low NEW PRODUCT Symbol Pulse Width tW CLR Figure 1 Figure 1 Low tSU Set-up Time DN to CLK Figure 1 tH Hold Time DN to CLK Figure 1 Removal Time tREM CLR to CLK Propagation Delay CLK to QN tPD Propagation Delay tPD CLR Figure 1 Figure 1 Figure 1 to QN Output Skew Time tsk(0) VCC 1.8V ± 0.15V 2.5V ± 0.3V 2.7V 3.3V ± 0.3 1.8V ± 0.15V 2.5V ± 0.3V 2.7V 3.3V ± 0.3V 1.8V ± 0.15V 2.5V ± 0.3V 2.7V 3.3V ± 0.3V 1.8V ± 0.15V 2.5V ± 0.3V 2.7V 3.3V ± 0.3V 1.8V ± 0.15V 2.5V ± 0.3V 2.7V 3.3V ± 0.3V 1.8V ± 0.15V 2.5V ± 0.3V 2.7V 3.3V ± 0.3V 1.8V ± 0.15V 2.5V ± 0.3V 2.7V 3.3V ± 0.3V 1.8V ± 0.15V 2.5V ± 0.3V 2.7V 3.3V ± 0.3V Min 35 75 150 150 5.0 4.0 3.3 3.0 5.0 4.0 3.3 3.0 4.0 3.0 2.0 1.5 3.0 2.0 1.5 1.5 1 1 1 1.7 1 1 1 1.7 1 1 1 1.7 TA = +25°C Typ 40 60 175 230 2.5 2.0 1.7 1.5 2.5 2.0 1.7 1.5 2.0 1.5 1.0 1.0 1.5 1.0 1.0 1.0 7.8 4 4.4 4.1 7.8 4 4.4 4.1 7.8 4 4.4 4.1 3.3V ± 0.3V Max 16.5 9 8.3 7.3 16.5 9 8.3 7.3 16.5 9 8.3 7.3 -40°C to +85°C Min Max 35 50 150 150 5.0 4.0 3.3 3.0 5.0 4.0 3.3 3.0 4.0 3.0 2.0 1.5 3.0 2.0 1.5 1.5 1 17 1 9.5 1 8.5 1.7 7.5 1 17 1 9.5 1 8.5 1.7 7.5 1 17 1 9.5 1 8.5 1.7 7.5 +85°C to +125°C Min Max 30 45 100 125 5.5 4.5 3.5 3.5 5.5 4.5 3.5 3.5 4.5 tSU 3.5 2.5 2.0 3.5 2.5 2.0 2.0 1 14.2 1 8.2 1 10.0 1.7 9.0 1 14.2 1 8.2 1 10.0 1.7 9.0 1 14.2 1 8.2 1 10.0 1.7 9.0 1.0 1.5 Unit Mhz ns ns ns ns ns ns ns ns Operating Characteristics TA = +25°C Symbol Cpd Parameter Test Conditions Power dissipation capacitance per gate F = 10 MHz VCC 1.8V ± 0.15V 2.5V ± 0.3V 3.3V ± 0.3V TYP 9.9 10.2 10.6 Unit pF Package Characteristics Symbol θJA θJC θJA θJC Note: Parameter Thermal Resistance Junction-to-Ambient Thermal Resistance Junction-to-Case Thermal Resistance Junction-to-Ambient Thermal Resistance Junction-to-Case Package Test Conditions Min Typ Max Unit TSSOP-20 (Note 9) — 74 — °C/W TSSOP-20 (Note 9) — 15 — °C/W V-QFN4525-20 (Note 9) — 67 — °C/W V-QFN4525-20 (Note 9) — 20 — °C/W 9. Test conditions for TSSOP-20 and V-QFN4525-20: Devices mounted on 4 layer FR-4 substrate PC board, 2oz copper, with minimum recommended pad layout per JESD 51-7. 74LVC273A Document number: DS35892 Rev. 1 - 2 5 of 10 www.diodes.com June 2014 © Diodes Incorporated 74LVC273A Parameter Measurement Information NEW PRODUCT TEST tPLH/tPHL Inputs VCC VM VLOAD CL ≤2ns VCC/2 2 x VCC ≤2ns VCC/2 2 x VCC 2.7V ≤2.5ns 1.5V 2.7V ≤2.5ns 1.5V VI tr/tf 1.8V ± 0.15V VCC 2.5V ± 0.2V VCC 2.7V 3.3V ± 0.3V S1 Open RL V∆ 30pF 1KΩ 0.15V 30pF 500Ω 0.15V 6V 50pF 500Ω 0.3V 6V 50pF 500Ω 0.3V Voltage Waveform Pulse Duration Voltage Waveform Set-up and Hold Times Voltage Waveform Propagation Delay Times Inverting and Non Inverting Outputs Notes: A. Includes test lead and test apparatus capacitance. B. All pulses are supplied at pulse repetition rate ≤ 10 MHz. C. Inputs are measured separately one transition per measurement. D. tPLH and tPHL are the same as tPD. Figure 1 Load Circuit and Voltage Waveforms 74LVC273A Document number: DS35892 Rev. 1 - 2 6 of 10 www.diodes.com June 2014 © Diodes Incorporated 74LVC273A Marking Information (1) TSSOP20 NEW PRODUCT 74LVC273A Part Number 74LVC273AT20 (2) Package TSSOP-20 QFN-20 (V-QFN4525-20) ( Top View ) YY : Year : 08, 09,10~ WW : Week : 01~52; 52 Logo Part Number 74LVC273A represents 52 and 53 week X X : Internal Codes YY WW X X terminal 1 index area Part Number 74LVC273AQ20 74LVC273A Document number: DS35892 Rev. 1 - 2 Package V-QFN4525-20 7 of 10 www.diodes.com June 2014 © Diodes Incorporated 74LVC273A Package Outline Dimensions (All Dimensions in mm) Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for the latest version. (1) TSSOP-20 D NEW PRODUCT θ2 E1 E 0.25 Gauge Plane θ3 PIN 1 ID MARK Seating Plane θ1 e L DETAIL L1 A2 b (2) A TSSOP-20 Dim Min Max Typ A 1.20 A1 0.05 0.15 A2 0.80 1.05 b 0.19 0.30 c 0.09 0.20 D 6.40 6.60 6.50 E 6.20 6.60 6.40 E1 4.30 4.50 4.40 e 0.65 BSC L 0.45 0.75 0.60 L1 1.0 REF 0° 8° θ1 10° 14° 12° θ2 10° 14° 12° θ3 All Dimensions in mm A1 QFN-20 (V-QFN4525-20) 1 A 3 A A e n a l P g n i t a e S D I 1 # n i P ︶ D ︵ e x 4 1 Z ︵ ︶ E 2 E 2 D x 0 2 L ︵ Document number: DS35892 Rev. 1 - 2 ︵ x 0 2 74LVC273A b x 4 Z ︵ ︶ ︶ V-QFN4525-20 Dim Min Max Typ A 0.75 0.85 0.80 A1 0.00 0.05 0.02 A3 0.15 b 0.18 0.30 0.23 D 4.45 4.55 4.50 D2 2.85 3.15 3.00 E 2.45 2.55 2.50 E2 0.85 1.15 1.00 e 0.50BSC L 0.30 0.50 0.40 Z 0.385 Z1 0.885 All Dimensions in mm ︶ 8 of 10 www.diodes.com June 2014 © Diodes Incorporated 74LVC273A Suggested Pad Layout Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version. (1) TSSOP-20 X (20x) NEW PRODUCT C Y1 Dimensions C X X1 Y Y1 Y2 Y2 Y (20x) Value (in mm) 0.650 0.420 6.270 1.789 4.160 7.720 X1 (2) QFN-20 (V-QFN4525-20) 4 X 3 X 1 X 2 X 3 Y 1 Y 2 Y Y Document number: DS35892 Rev. 1 - 2 Value (in mm) 0.500 0.330 0.600 3.200 3.830 4.800 0.600 1.200 0.830 2.800 C X 74LVC273A Dimensions C X X1 X2 X3 X4 Y Y1 Y2 Y3 9 of 10 www.diodes.com June 2014 © Diodes Incorporated 74LVC273A IMPORTANT NOTICE NEW PRODUCT DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. 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LIFE SUPPORT Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. Life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. Copyright © 2014, Diodes Incorporated www.diodes.com 74LVC273A Document number: DS35892 Rev. 1 - 2 10 of 10 www.diodes.com June 2014 © Diodes Incorporated