PI49FCT807T PI49FCT2807T 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 Fast CMOS Clock Driver Product Features Product Description • • • • • • Guaranteed low skew: 0.25ns Low input capacitance Minimum duty cycle distortion 1:10 fanout High speed: 3.5ns propagation delay TTL input and CMOS output compatible VOH = 3.3V (typ.) VOL = 0.3V (typ.) • Packages available: 20-pin 300 mil wide SOIC (S) 20-pin 150 mil wide QSOP (Q) 20-pin 209 mil wde SSOP (H) • Industrial Operation at -40ºC to +85ºC Pericom Semiconductors PI49FCT series of logic circuits are produced using the Companys advanced 0.8 micron CMOS technology, achieving industry leading speed grades. Product Pin Configuration Logic Block Diagram A GND B0 VCC B1 GND B2 VCC B3 GND 1 20 2 19 3 18 4 20-Pin 17 5 H, Q, R16 6 15 7 14 8 13 9 12 10 11 The PI49FCT807T and PI49FCT2807T clock drivers feature one input and ten outputs. The large fanout from a single input line reduces loading on input clock. TTL level outputs reduce noise levels on the part. Typical applications are clock and signal distribution. The PI49FCT2807T also features a 25-ohm on-chip resistor for lower noise. B0 VCC B9 B1 B8 GND B2 B7 VCC B3 B6 B4 GND A B5 B5 B4 B6 Product Pin Description Pin Name B7 De s cription A Input B0 B9 Outputs GND Ground VCC Power B8 B9 1 PS7008C 06/26/01 PI49FCT807/2807T Fast CMOS Clock Driver 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 Maximum Ratings (Above which the useful life may be impaired. For user guidelines, not tested.) Storage Temperature ........................................................... 65°C to +150°C Ambient Temperature with Power Applied ............................ -40°C to +85°C Supply Voltage to Ground Potential (Inputs & Vcc Only) ..... 0.5V to +7.0V Supply Voltage to Ground Potential (Outputs & D/O Only) .. 0.5V to +7.0V DC Input Voltage .................................................................. 0.5V to +7.0V DC Output Current ............................................................................. 120mA Power Dissipation .................................................................................. 0.5W Note: Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. DC Electrical Characteristics (Over the Operating Range, TA = 40°C to +85°C, VCC = 5.0V ± 5%) Test Conditions(1) Parameters Description VOH Output HIGH Voltage VCC = Min., VIN = VIH or VIL IOH = 15.0mA IOH = 48.0mA VOL Output LOW Current VCC = Min., VIN = VIH or VIL IOL = 12mA(25Ω) VIH Input HIGH Voltage Guaranteed Logic HIGH Level VIL Input LOW Voltage Guaranteed Logic LOW Level IIH Input HIGH Current VCC = Max. IIL Input LOW Current VCC = Max. II Input HIGH Current VCC = Max., VIN =VCC (Max.) VIK Clamp Diode Voltage VCC = Min., IIN = 18mA IOS Short Circuit Current VCC = Max.(3), VOUT = GND IOFF Power Down Disable VCC= GND, VOUT = 4.5V VH Input Hysteresis Min. Typ.(2) Max. Units 2.4 3.3 0.2 0.5 V V 0.2 0.5 V 2.0 V 0.8 V VIN = 2.7V 1 µA VIN = 0.5V 1 µA 20 µA 0.7 1.2 V 60 120 225 mA 100 µA 150 mV Capacitance (TA = 25°C, f = 1 MHz) Parameters(4) Description Test Conditions CIN Input Capacitance VIN = 0V COUT Output Capacitance VOUT = 0V Typ. Max. Units 6.0 10 pF 8 12 pF 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 = 5.0V, +25°C ambient and maximum loading. 3. Not more than one output should be shorted at one time. Duration of the test should not exceed one second. 4. This parameter is determined by device characterization but is not production tested. 2 PS7008C 06/26/01 PI49FCT807/2807T Fast CMOS Clock Driver 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 Power Supply Characteristics Test Conditions(1) Parameters Description Min. Typ.(2) Max. Units 3 30 µA ICC Quiescent Power Supply Current VCC = Max. VIN = GND or Vcc ∆ICC Supply Current per Input @ TTL HIGH VCC = Max., VIN = 3.4V(3) 0.5 1.5 mA ICCD Supply Current per Input per MHz(4) VCC = Max., Outputs Open 50% Duty Cycle, One Input Toggling VIN = VCC VIN = GND 0.4 0.6 mA/ MHz IC Total Power Supply Current(6) VCC = Max., Outputs Open fCP = 50 MHZ, 50% Duty Cycle VIN = VCC VIN = GND VIN = 3.4V VIN = GND 20 30(5) mA 20.7 33(5) Notes: 1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device. 2. Typical values are at Vcc = 5.0V, +25°C ambient. 3. Per TTL driven input (VIN = 3.4V); all other inputs at Vcc or GND. 4. This parameter is not directly testable, but is derived for use in Total Power Supply Calculations. 5. Values for these conditions are examples of the Icc formula. These limits are guaranteed but not tested. 6. IC =IQUIESCENT + IINPUTS + IDYNAMIC IC = ICC + ∆ICC DHNT + ICCD (fCP/2 + fINI) ICC = Quiescent Current ∆ICC = Power Supply Current for a TTL High Input (VIN = 3.4V) DH = Duty Cycle for TTL Inputs High NT = Number of TTL Inputs at DH ICCD = Dynamic Current Caused by an Input Transition Pair (HLH or LHL) fCP = Clock Frequency for Register Devices (Zero for Non-Register Devices) fI = Input Frequency NI = Number of Inputs at fI All currents are in milliamps and all frequencies are in megahertz. Switching Characteristics over Operating Range Parameters tPLH tPHL t SK(o) t SK(p) t SK(t) Description Conditions Propagation Delay A TO BN Skew between two outputs of same package(3) Skew between opposite transitions of same output (|tPHL tPLH|)(3) Skew between outputs of different package at same power supply, temperature and speed grade(3) CL = 50pF RL = 500Ω (1) 807/2807T 807AT 807BT 807CT Com. Com. Com. Com. Min. Max. Min. Max. Min. Max. Min. Max. Units 1.5 4.5 1.5 4.0 1.5 3.8 1.5 3.5 ns 0.5 0.5 0.35 0.25 ns 0.5 0.5 0.35 0.35 ns 1.0 1.0 0.75 0.75 ns Notes: 1. See test circuit and wave forms. 2. Minimum limits are guaranteed but not tested on Propagation Delays. 3. This parameter is guaranteed but not tested. 3 PS7008C 06/26/01 PI49FCT807/2807T Fast CMOS Clock Driver 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 Tests Circuits For All Outputs(1) Switch Position VCC 7.0V 500Ω VIN VOUT Pulse Generator 50pF CL Switch Closed All Other Inputs Open Definitions: CL = Load capacitance: includes jig and probe capacitance. RT = Termination resistance: should be equal to ZOUT of the Pulse Generator. D.U.T. RT Test Open Drain Disable LOW Enable LOW 500Ω Switching Waveforms Pulse Skew tSK(p) Propagation Delay 3V Input 3V 1.5V Input 1.5V 0V tPLH 0V tPHL tPLH VOH tPHL VOH 2.0V Output 1.5V Output 0.5V 1.5V VOL tR VOL tF tSK(p) = tPHL • tPLH Output Skew tSK(o) Package Skew tSK(t) 3V Input 1.5V 3V 0V tPLHx Input tPHLx Ox 1.5V 0V VOH tPHL1 tPLH1 1.5V VOH Package 1 Output VOL tSK(o) tSK(o) 1.5V VOL VOH Oy tSK(t) VOH 1.5V Package 2 Output VOL tPLHy tSK(t) 1.5V VOL tPHLy tPLH2 tSK(o) = tPLHy • tPLHx or tPHLy • tPHLx tPHL2 tSK(t) = tPLH2 • tPLH1 or tPHL2 • tPHL1 4 PS7008C 06/26/01 PI49FCT807/2807T Fast CMOS Clock Driver 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 20-Pin 209-Mil SSOP (H) 20 .197 .220 5.00 5.60 1 0.09 0.25 .004 .009 .272 .295 6.90 7.50 0.55 .022 0.95 .037 .078 2.00 Max .291 .322 7.40 8.20 SEATING PLANE .002 Min 0.050 .0098 Max. 0.25 .0256 BSC 0.65 X.XX DENOTES DIMENSIONS X.XX IN MILLIMETERS 20-Pin 150-Mil QSOP (Q) 20 .008 0.20 MIN. .150 .157 .008 .013 0.20 0.33 3.81 3.99 Guage Plane .010 0.254 1 Detail A .337 8.56 .344 8.74 .058 REF 1.47 .041 1.04 REF .015 x 45˚ 0.38 .053 1.35 .069 1.75 Detail A .007 .010 SEATING PLANE .016 .050 .025 BSC 0.635 0˚-6˚ .016 .035 0.41 0.89 .004 0.101 .010 0.254 .008 0.203 .012 0.305 0.178 0.254 0.41 1.27 .228 .244 5.79 6.19 X.XX DENOTES DIMENSIONS X.XX IN MILLIMETERS 5 PS7008C 06/26/01 PI49FCT807/2807T Fast CMOS Clock Driver 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 12345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012123456789012 20-Pin 300-Mil SOIC (S) 20 .2914 .2992 7.40 7.60 .010 .029 0.254 x 45˚ 0.737 1 .496 12.60 .511 12.99 .020 0.508 REF .030 0.762 .013 .020 0.33 0.51 0.23 0.32 0.41 .016 1.27 .050 .0926 .1043 2.35 2.65 SEATING PLANE .050 BSC 1.27 .0091 .0125 0-8˚ .0040 .0118 .394 .419 10.00 10.65 0.10 0.30 X.XX DENOTES CONTROLLING X.XX DIMENSIONS IN MILLIMETERS Ordering Information Part Numbe r M arking Code PI49FCT807xTp PI49FCT807Tpx PI49FCT2807Tp PI49FCT2807Tp Note: x = Speed Grades: blank, A, B, C. p = Package Type: H = 209-mil SSOP Q = 150-mil QSOP S = 300-mil SOIC Example: PI49FCT807ATH = A grade, H pkg marked as PI49FCT807THA Pericom Semiconductor Corporation 2380 Bering Drive • San Jose, CA 95131 • 1-800-435-2336 • Fax (408) 435-1100 • http://www.pericom.com 6 PS7008C 06/26/01