? 2001 fairchild semiconductor corporation ds500157 www.fairchildsemi.com june 1998 revised january 2001 nc7sz373 tinylogic ? uhs d-type latch with 3-state output nc7sz373 tinylogic ? uhs d-type latch with 3-state output general description the nc7sz373 is a single positive edge-triggered d-type cmos latch with 3-state output from fairchild?s ultra high speed series of tinylogic ? in the space saving 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 1.65v to 5.5v range. the inputs and output are high impedance when v cc is 0v. inputs tolerate voltages up to 7v independent of v cc oper- ating voltage. the latch appears transparent to the data when latch enable (le) is high. when le is low, the data that meets the setup time is latched. the output toler- ates voltages above v cc in the 3-state condition. features space saving sc70 6-lead package ultra high speed; t pd 2.6 ns typ into 50 pf at 5v v cc high output drive; 24 ma at 3v v cc broad v cc operating range; 1.65v to 5.5v matches the performance of lcx when operated at 3.3v v cc power down high impedance inputs/output overvoltage tolerant inputs facilitate 5v to 3v translation patented noise/emi reduction circuitry implemented ordering code: pin descriptions function table h = high logic level x = immaterial l = low logic level z = high impedance q n-1 = previous state prior to high-to-low transition of latch enable logic symbol ieee/iec connection diagrams (top view) pin one orientation diagram aaa = 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 NC7SZ373P6 maa06a z73 6-lead sc70, eiaj sc88, 1.25mm wide 250 units on tape and reel NC7SZ373P6x maa06a z73 6-lead sc70, eiaj sc88, 1.25mm wide 3k units on tape and reel pin names description d data input le latch enable input oe output enable input q latch output inputs output le d oe q hll l hh l h lxlq n-1 xxh z
www.fairchildsemi.com 2 nc7sz373 absolute maximum ratings (note 1) recommended operating conditions (note 2) 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: unused inputs must be held high or low. they may not float. dc electrical characteristics supply voltage (v cc ) ? 0.5v to + 7.0v dc input voltage (v in ) ? 0.5v to + 7.0v dc output voltage (v out ) ? 0.5v to + 7.0v dc input diode current (i ik ) v in < 0v ? 50 ma dc output diode current (i ok ) v out < 0v ? 50 ma dc output (i out ) source/sink current 50 ma dc v cc /gnd current (i cc /i gnd ) 50 ma storage temperature range (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 power supply operating (v cc ) 1.65v to 5.5v data retention 1.5v to 5.5v input voltage (v in )0v to 5.5v output voltage (v out ) active state 0v to v cc 3-state 0v to 5.5v input rise and fall time (t r , t f ) v cc = 1.8v, 2.5v 0.2v 0 to 20 ns/v v cc = 3.3v 0.3v 0 to 10 ns/v v cc = 5.5v 0.5v 0 to 5 ns/v 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 unit conditions (v) min typ max min max v ih high level control 1.65 to 1.95 0.75 v cc 0.75 v cc v input voltage 2.3 to 5.5 0.7 v cc 0.7 v cc v il low level control 1.65 to 1.95 0.25 v cc 0.25 v cc v input voltage 2.3 to 5.5 0.3 v cc 0.3 v cc v oh high level control 1.65 1.55 1.65 1.55 vv in = v ih i oh = ? 100 a output voltage 1.8 1.7 1.8 1.7 2.3 2.2 2.3 2.2 3.0 2.9 3.0 2.9 4.5 4.4 4.5 4.4 1.65 1.24 1.52 1.29 i oh = ? 4 ma 2.3 1.9 2.15 1.9 i oh = ? 8 ma 3.0 2.4 2.8 2.4 i oh = ? 16 ma 3.0 2.3 2.68 2.3 i oh = ? 24 ma 4.5 3.8 4.2 3.8 i oh = ? 32 ma v ol low level control 1.65 0.0 0.08 0.0 vv in = v il i ol = 100 a output voltage 1.8 0.0 0.1 0.1 2.3 0.0 0.1 0.1 3.0 0.0 0.1 0.1 4.5 0.0 0.1 0.1 1.65 0.08 0.24 0.24 i ol = 4 ma 2.3 0.10 0.3 0.3 i ol = 8 ma 3.0 0.15 0.4 0.4 i ol = 16 ma 3.0 0.22 0.55 0.55 i ol = 24 ma 4.5 0.22 0.55 0.55 i ol = 32 ma i in input leakage current 0 to 5.5 0.1 1.0 a0 v in 5.5v i oz 3-state 1.65 to 5.5 0.5 5.0 a v in = v il or v ih output leakage 0 v out 5.5v i off power-off leakage current 0.0 1.0 10 av in or v out = 5.5v i cc quiescent supply current 1.65 to 5.5 1.0 10 av in = 5.5v, gnd
3 www.fairchildsemi.com nc7sz373 ac electrical characteristics capacitance (note 3) note 3: t a = + 25c, f = 1 mhz. note 4: 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). symbol parameter v cc t a = + 25 ct a = ? 40 c to + 85 c units conditions figure number (v) min typmaxminmax t plh propagation delay 1.65 2.0 9.0 15.0 2.0 16.0 ns figures 1, 3 t phl d to q 1.8 2.0 6.1 10.0 2.0 10.5 2.5 0.2 1.5 3.6 6.5 1.6 6.8 c l = 15 pf 3.3 0.3 1.0 2.7 4.6 1.2 5.0 r d = 1 m ? 5.0 0.5 1.0 2.0 3.4 1.0 3.7 s 1 = open 3.3 0.3 1.5 3.3 5.5 1.5 6.2 c l = 50 pf figures 1, 3 5.0 0.5 1.0 2.6 4.3 1.3 4.8 r d = 500 ? , s 1 = open t plh propagation delay 1.65 2.0 9.0 1.45 2.0 15.0 ns figures 1, 3 t phl le to q 1.8 2.0 6.0 9.6 2.0 10.0 2.5 0.2 1.8 3.5 6.1 1.5 6.6 c l = 15 pf 3.3 0.3 1.3 2.6 4.4 1.0 4.8 r d = 1 m ? 5.0 0.5 1.0 2.0 3.2 0.8 3.5 s 1 = open 3.3 0.3 1.5 3.3 5.3 1.5 6.2 c l = 50 pf figures 1, 4 5.0 0.5 1.3 2.6 4.2 1.2 4.6 r d = 500 ? , s 1 = open t pzl output enable time 1.65 2.0 9.0 13.5 2.0 14.6 ns figures 1, 4 t pzh 1.8 2.0 6.0 9.0 2.0 9.5 c l = 50 pf, v i = 2x v cc 2.5 0.2 2.0 3.7 6.0 1.8 6.6 r u , r d = 500 ? 3.3 0.3 1.5 2.8 5.0 1.4 5.3 s1 = gnd for t pzh 5.0 0.5 1.0 2.2 3.7 1.0 3.9 s1 = v i for t pzl t plz output disable time 1.65 2.0 7.7 12.0 2.0 13.0 ns figures 1, 4 t phz 1.8 2.0 5.1 8.0 2.0 8.5 c l = 50 pf, v i = 2x v cc 2.5 0.2 2.0 3.5 6.0 1.8 6.3 r u , r d = 500 ? 3.3 0.3 1.5 2.8 4.5 1.4 4.7 s 1 = gnd for t phz 5.0 0.5 1.0 2.3 3.7 1.0 3.9 s 1 = v i for t plz t s setup time, 2.5 0.2 2.0 ns c l = 50 pf figures 1, 5 d to le 3.3 0.3 1.5 r d = 500 ? , s 1 = open 5.0 0.5 1.5 t h hold time, 2.5 0.2 1.5 ns c l = 50 pf figures 1, 5 d to le 3.3 0.3 1.5 r d = 500 ? , s 1 = open 5.0 0.5 1.5 t w pulse width, le 2.5 0.2 3.0 ns figures 1, 5 3.3 0.3 3.0 c l = 50 pf 5.0 0.5 3.0 r d = 500 ? , s 1 = open symbol parameter typ max units conditions c in input capacitance 3 pf v cc = open, v in = 0v or v cc c out output capacitance 4 pf v cc = 3.3v, v in = 0v or v cc c pd power dissipation capacitance 14 pf v cc = 3.3v (note 4) 17 v cc = 5.0v
www.fairchildsemi.com 4 nc7sz373 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 d input = ac waveform; t r = t f = 1.8 ns; d input prr = 10 mhz; duty cycle = 50% figure 2. i ccd test circuit figure 3. ac waveforms figure 4. ac waveforms figure 5. ac waveforms
5 www.fairchildsemi.com nc7sz373 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)
www.fairchildsemi.com 6 nc7sz373 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)
7 www.fairchildsemi.com nc7sz373 tinylogic ? uhs d-type latch with 3-state output 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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