? 2000 fairchild semiconductor corporation ds500217 www.fairchildsemi.com march 1999 revised june 2000 NC7WZ17 tinylogic ? uhs dual buffer with schmitt trigger inputs NC7WZ17 tinylogic ? uhs dual buffer with schmitt trigger inputs general description the NC7WZ17 is a dual buffer with schmitt trigger inputs from fairchild?s ultra high speed series of tinylogic ? in the sc70 6-lead package. the device is fabricated with advanced cmos technology to achieve ultra high speed with high output drive while maintaining low static power dissipation over a very broad v cc operating range. the device is specified to operate over the 1.8v to 5.5v v cc range. the inputs and outputs are high impedance when v cc is 0v. inputs tolerate voltages up to 7v independent of v cc operating voltage. schmitt trigger inputs typically achieve 1v hysteresis between the positive going and neg- ative going input threshold voltage at 5v v cc . features space saving sc70 6-lead package ultra high speed: t pd 3.6 ns typ into 50 pf at 5v v cc high output drive: 24 ma at 3v v cc broad v cc operating range; 1.8v to 5.5v matches the performance of lcx when operated at 3.3v v cc power down high impedance inputs/outputs overvoltage tolerant inputs facilitate 5v to 3v translation patented noise/emi reduction circuitry implemented ordering code: logic symbol ieee/iec pin descriptions function table y = a h = high logic level l = low logic level connection diagrams (top view) pin one orientation diagram aaa represents product code top mark - see ordering code note: orientation of top mark determines pin one location. read the top product code mark left to right, pin one is the lower left pin (see diagram). tinylogic ? is a trademark of fairchild semiconductor corporation. order package product code package description supplied as number number top mark NC7WZ17p6 maa06a z17 6-lead sc70, eiaj sc88, 1.25mm wide 250 units on tape and reel NC7WZ17p6x maa06a z17 6-lead sc70, eiaj sc88, 1.25mm wide 3k units on tape and reel pin names description a 1 , a 2 data inputs y 1 , y 2 output input output ay ll hh
www.fairchildsemi.com 2 NC7WZ17 absolute maximum ratings (note 1) recommended operating conditions (note 2) note 1: absolute maximum ratings are dc values beyond which the device may be damaged or have its useful life impaired. the datasheet specifica- tions should be met, without exception, to ensure that the system design is reliable over its power supply, temperature, and output/input loading vari- ables. fairchild does not recommend operation outside datasheet specifi- cations. note 2: unused inputs must be held high or low. they may not float. dc electrical characteristics supply voltage (v cc ) ? 0.5v to + 7v dc input voltage (v in ) ? 0.5v to + 7v dc output voltage (v out ) ? 0.5v to + 7v dc input diode current (i ik ) @ v in < ? 0.5v ? 50 ma dc output diode current (i ok ) @ v out < ? 0.5v ? 50 ma dc output current (i out ) 50 ma dc v cc /gnd current (i cc /i gnd ) 100 ma storage temperature (t stg ) ? 65 c to + 150 c junction temperature under bias (t j ) 150 c junction lead temperature (t l ) (soldering, 10 seconds) 260 c power dissipation (p d ) @ + 85 c 180 mw supply voltage operating (v cc ) 1.8v to 5.5v supply voltage data retention (v cc ) 1.5v to 5.5v input voltage (v in )0v to 5.5v output voltage (v out ) 0v to v cc operating temperature (t a ) ? 40 c to + 85 c thermal resistance ( ja )350 c/w symbol parameter v cc t a = + 25 ct a = ? 40 c to + 85 c units conditions (v) min typ max min max v p positive threshold 1.8 0.7 1.07 1.5 0.7 1.5 v voltage 2.3 1.0 1.38 1.8 1.0 1.8 3.0 1.3 1.74 2.2 1.3 2.2 4.5 1.9 2.43 3.1 1.9 3.1 5.5 2.2 2.88 3.6 2.2 3.6 v n negative threshold 1.8 0.25 0.56 0.9 0.25 0.9 v voltage 2.3 0.40 0.75 1.15 0.40 1.15 3.0 0.6 0.98 1.5 0.6 1.5 4.5 1.0 1.42 2.0 1.0 2.0 5.5 1.2 1.68 2.3 1.2 2.3 v h hysteresis voltage 1.8 0.15 0.51 1.0 0.15 1.0 v 2.3 0.25 0.62 1.1 0.25 1.1 3.0 0.4 0.76 1.2 0.4 1.2 4.5 0.6 1.01 1.5 0.6 1.5 5.5 0.7 1.20 1.7 0.7 1.7 v oh high level output 1.8 1.7 1.8 1.7 vv in = v ih i oh = ? 100 a voltage 2.3 2.2 2.3 2.2 3.0 2.9 3.0 2.9 4.5 4.4 4.5 4.4 2.3 1.9 2.14 1.9 i oh = ? 8 ma 3.0 2.4 2.75 2.4 i oh = ? 16 ma 3.0 2.3 2.62 2.3 i oh = ? 24 ma 4.5 3.8 4.13 3.8 i oh = ? 32 ma v ol low level output 1.8 0.0 0.1 0.1 vv in = v il i ol = 100 a voltage 2.3 0.0 0.1 0.1 3.0 0.0 0.1 0.1 4.5 0.0 0.1 0.1 2.3 0.10 0.3 0.3 i ol = 8 ma 3.0 0.16 0.4 0.4 i ol = 16 ma 3.0 0.24 0.55 0.55 i ol = 24 ma 4.5 0.25 0.55 0.55 i ol = 32 ma i in input leakage current 0 to 5.5 0.1 1.0 av in = 5.5v, gnd i off power off leakage current 0.0 1 10 av in or v out = 5.5v i cc quiescent supply current 1.8 to 5.5 1.0 10 av in = 5.5v, gnd
3 www.fairchildsemi.com NC7WZ17 ac electrical characteristics note 3: c pd is defined as the value of the internal equivalent capacitance which is derived from dynamic operating current consumption (i ccd ) at no output loading and operating at 50% duty cycle. (see figure 2.) c pd is related to i ccd dynamic operating current by the expression: i ccd = (c pd )(v cc )(f in ) + (i cc static). ac loading and waveforms c l includes load and stray capacitance input prr = 1.0 mhz; t w = 500 ns figure 1. ac test circuit input = ac waveform; t r = t f = 1.8 ns; prr = variable; duty cycle = 50% figure 2. i ccd test circuit figure 3. ac waveforms symbol parameter v cc t a = + 25 ct a = ? 40 c to + 85 c units conditions fig. no. (v) min typ max min max t plh propagation delay 1.8 2.0 6.9 11.9 2.0 13.1 ns figures 1, 3 t phl 2.5 0.2 1.5 4.8 8.2 1.5 9.0 c l = 15 pf, 3.3 0.3 1.0 3.7 5.6 1.0 6.2 r l = 1 m ? 5.0 0.5 0.8 3.0 4.7 0.8 5.2 t plh propagation delay 3.3 0.3 1.5 4.3 6.6 1.5 7.3 ns c l = 50 pf, figures 1, 3 t phl 5.0 0.5 1.0 3.6 5.6 1.0 6.2 r l = 500 ? c in input capacitance 0 2.5 pf c pd power dissipation 3.3 10 pf (note 3) figure 2 capacitance 5.0 12
www.fairchildsemi.com 4 NC7WZ17 tape and reel specification tape format tape dimensions inches (millimeters) package tape number cavity cover tape designator section cavities status status leader (start end) 125 (typ) empty sealed p6 carrier 250 filled sealed trailer (hub end) 75 (typ) empty sealed leader (start end) 125 (typ) empty sealed p6x carrier 3000 filled sealed trailer (hub end) 75 (typ) empty sealed package tape size dim a dim b dim f dim k o dim p1 dim w sc70-6 8 mm 0.093 0.096 0.138 0.004 0.053 0.004 0.157 0.315 0.004 (2.35) (2.45) (3.5 0.10) (1.35 0.10) (4) (8 0.1)
5 www.fairchildsemi.com NC7WZ17 tape and reel specification (continued) reel dimensions inches (millimeters) tape size abcdn w1 w2 w3 8 mm 7.0 0.059 0.512 0.795 2.165 0.331 + 0.059/ ? 0.000 0.567 w1 + 0.078/ ? 0.039 (177.8) (1.50) (13.00) (20.20) (55.00) (8.40 + 1.50/ ? 0.00) (14.40) (w1 + 2.00/ ? 1.00)
www.fairchildsemi.com 6 NC7WZ17 tinylogic ? uhs dual buffer with schmitt trigger inputs physical dimensions inches (millimeters) unless otherwise noted 6-lead sc70, eiaj sc88, 1.25mm wide package number maa06a fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and fairchild reserves the right at any time without notice to change said circuitry and specifications. life support policy fairchild ? s products are not authorized for use as critical components in life support devices or systems without the express written approval of the president of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be rea- sonably expected to result in a significant injury to the user. 2. a critical component in any component of a life support device or system whose failure to perform can be rea- sonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com
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