? 2004 fairchild semiconductor corporation ds012177 www.fairchildsemi.com november 1996 revised august 2004 nc7sz66 tinylogic ? low voltage uhs single spst normally open bus switch nc7sz66 tinylogic ? low voltage uhs single spst normally open bus switch general description the nc7sz66 is a ultra high-speed (uhs) cmos compati- ble single-pole/single-throw (spst) bus switch. the low on resistance of the switch allows inputs to be connected to outputs with minimal propagation delay and without gen- erating additional ground bounce noise. the device is organized as a 1-bit switch with a switch enable (oe) sig- nal. when oe is high, the switch is on and port a is con- nected to port b. when oe is low, the switch is open and a high-impedance state exists between the two ports. features space saving sot23 or sc70 5-lead package ultra small micropak ? leadless package broad v cc operating range 1.65v?5.5v rail-to-rail signal handling 5 ? switch connection between two ports minimal propagation delay through the switch low i cc zero bounce in flow-through mode control input compatible with cmos input levels ordering code: logic symbol pin descriptions function table connection diagrams pin assignments for sc70 (top view) pad assignment for micropak (top through view) tinylogic ? is a registered trademark of fairchild semiconductor corporation. micropak ? is a trademark of fairchild semiconductor corporation. order package product code package description supplied as number number top mark nc7sz66m5x ma05b 7z66 5-lead sot23, jedec mo-178, 1.6mm 3k units on tape and reel NC7SZ66P5X maa05a z66 5-lead sc70, eiaj sc-88a, 1.25mm wide 3k units on tape and reel nc7sz66l6x mac06 ee 6-lead micropak, 1.0mm wide 5k units on tape and reel pin names description oe switch enable input a bus a i/o b bus b i/o nc no connect oe b 0 function l high-z state disconnect ha 0 connect
www.fairchildsemi.com 2 nc7sz66 absolute maximum ratings (note 1) recommended operating conditions (note 3) note 1: the ? absolute maximum ratings ? are those values beyond which the safety of the device cannot be guaranteed. the device should not be operated at these limits. the parametric values defined in the electrical characteristics tables are not guaranteed at the absolute maximum ratings. the ? recommended operating conditions ? table will define the conditions for actual device operation. note 2: the input and output negative voltage ratings may be exceeded if the input and output diode current ratings are observed. note 3: unused inputs must be held high or low. they may not float. dc electrical characteristics note 4: measured by the voltage drop between a and b pins at the indicated current through the switch. on resistance is determined by t he lower of the voltages on the two (a or b) pins. note 5: all typical values are at the specified v cc , and t a = 25 c. note 6: parameter is characterized but not tested in production. note 7: flatness is defined as the difference between the maximum and minimum value of on resistance over the specified range of condit ions. supply voltage (v cc ) ? 0.5v to + 7.0v dc switch voltage (v s ) ? 0.5v to v cc + 0.5v dc input voltage (v in ) (note 2) ? 0.5v to + 7.0v dc input diode current (i ik ) v in < 0v ? 50 ma dc output (i out ) sink current 128 ma dc v cc /gnd current (i cc /i gnd ) 100 ma storage temperature range (t stg ) ? 65 c to + 150 c junction lead temperature under bias (t j ) + 150 c junction lead temperature (t l ) (soldering, 10 seconds) + 260 c power dissipation (p d ) @ + 85 c sot23-5 200 mw sc70-5 150 mw power supply operating (v cc ) 1.65v to 5.5v control input voltage (v in ) 0v to 5.5v switch input voltage (v in )0v to v cc switch output voltage (v out )0v to v cc input rise and fall time (t r , t f ) control input; v cc = 2.3v ? 3.6v 0 ns/v to 10 ns control input; v cc = 4.5 ? 5.5v 0 ns/v to 5 ns switch i/o 0 ns/v to dc operating temperature (t a ) ? 40 c to + 85 c thermal resistance ( ja ) sot23-5 300 c/watt sc70-5 425 c/watt symbol parameter v cc t a = ? 40 c to + 85 ct a = + 25 c units conditions (v) min typ (note 5) max min typ max v ih high level 1.65 to 1.95 0.75 v cc v input voltage 2.3 to 5.5 0.7 v cc v il low level 1.65 to 1.95 0.25 v cc v input voltage 2.3 to 5.5 0.3 v cc i in control input 0 to 5.5 0.05 1.0 a0 v in 5.5v leakage current i off off leakage current 1.65 to 5.5 0.05 10.0 a0 a, b v cc r on switch on resistance 4.5 37 ? v in = 0v, i in = 30 ma (note 4) 5 12 v in = 2.4v, i in = 15 ma 715 v in = 4.5v, i in = 30 ma 3.0 49 v in = 0v, i in = 24 ma 10 20 v in = 3v, i in = 24 ma 2.3 512 v in = 0v, i in = 8 ma 13 30 v in = 2.3v, i in = 8 ma 1.8 728 v in = 0v, i in = 4 ma 25 60 v in = 1.8v, i in = 4 ma r flat on resistance flatness 5.0 6 ? i a = ? 30 ma, 0 v bn v cc (note 4)(note 6)(note 7) 3.3 12 i a = ? 24 ma, 0 v bn v cc 2.5 28 i a = ? 8 ma, 0 v bn v cc 1.8 125 i a = ? 4 ma, 0 v bn v cc i cc quiescent supply current 1.65 to 5.5 0.05 10 a v in = v cc or gnd i out = 0
3 www.fairchildsemi.com nc7sz66 ac electrical characteristics note 8: all typical values are at the specified v cc , and t a = 25 c. note 9: this parameter is guaranteed by design but is not tested. the switch contributes no propagation delay other than the rc delay o f the typical on resistance of the switch and the 50 pf load capacitance, when driven by an ideal voltage source (zero output impedance). capacitance ac loading and waveforms input driven by 50 ? source terminated in 50 ? c l includes load and stray capacitance. input prr = 1.0 mhz; t w = 500 ns figure 1. ac test circuit figure 2. ac waveforms t a = ? 40 c to + 85 c, symbol parameter v cc c l = 50 pf, ru = rd = 500 ? units conditions figure (v) min typ (note 8) max number t phl , t plh propagation delay bus to bus 1.65 to 1.95 4.3 figures 1, 2 (note 9) 2.3-2.7 1.2 ns v in = open 3.0-3.6 0.8 ns 4.5-5.5 0.3 ns t pzl , t pzh output enable time 1.65 to 1.95 1.5 7.0 14.2 figures 1, 2 2.3-2.7 1.5 3.3 7.0 ns v in = 2 x v cc for t pzl 3.0-3.6 1.5 2.4 5.5 ns v in = 0v for t pzh 4.5-5.5 1.5 2.0 4.5 ns t plz , t phz output disable time 1.65 to 1.95 1.5 9.2 18.2 figures 1, 2 2.3-2.7 1.5 5.3 9.0 ns v in = 2 x v cc for t plz 3.0-3.6 1.5 4.0 7.0 ns v in = 0v for t phz 4.5-5.5 1.5 2.7 5.0 ns symbol parameter typ max units conditions c in control pin input capacitance 2 pf v cc = 0v c i/o input/output capacitance 6 pf v cc = 5.0v
www.fairchildsemi.com 4 nc7sz66 tape and reel specification tape format for sot23 and sc70 tape dimensions inches (millimeters) package tape number cavity cover tape designator section cavities status status leader (start end) 125 (typ) empty sealed m5x, p5x 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 sc70-5 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) sot23-5 8 mm 0.130 0.130 0.138 0.002 0.055 0.004 0.157 0.315 0.012 (3.3) (3.3) (3.5 0.05) (1.4 0.11) (4) (8 0.3)
5 www.fairchildsemi.com nc7sz66 tape and reel specification (continued) tape format for micropak tape dimensions inches (millimeters) reel dimensions inches (millimeters) package tape number cavity cover tape designator section cavities status status leader (start end) 125 (typ) empty sealed l6x carrier 5000 filled sealed trailer (hub end) 75 (typ) empty sealed 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 nc7sz66 physical dimensions inches (millimeters) unless otherwise noted 5-lead sot23, jedec mo-178, 1.6mm package number ma05b
7 www.fairchildsemi.com nc7sz66 physical dimensions inches (millimeters) unless otherwise noted (continued) 5-lead sc70, eiaj sc-88a, 1.25mm wide package number maa05a
www.fairchildsemi.com 8 nc7sz66 tinylogic ? low voltage uhs single spst normally open bus switch physical dimensions inches (millimeters) unless otherwise noted (continued) 6-lead micropak, 1.0mm wide package number mac06a 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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