tc7wh126fu/fk 2009-09-21 1 toshiba cmos digital integrat ed ci rcuit silicon monolithic tc7wh126fu, tc7wh126fk bus buffer with 3-state output features ? high speed: t pd = 3.8 ns (typ.) at v cc = 5.0 v, c l = 15 pf ? low power dissipation: i cc = 2 a (max) at ta = 25c ? high noise immunity: v nih = v nil = 28% v cc (min) ? 5.5 v tolerant inputs ? balanced propagation delays : t plh t phl ? wide operating voltage range: v cc = 2.0 to 5.5 v ? low noise : v olp = 0.8v (max.) marking absolute maximum ratings (ta = 25c) characteristics symbol rating unit supply voltage v cc ? 0.5 to 7.0 v dc input voltage v in ? 0.5 to 7.0 v dc output voltage v out ?0.5 to v cc + 0.5 v input diode current i ik ?20 ma output diode current i ok 20 (note1) ma dc output current i out 25 ma dc v cc /ground current i cc 50 ma power dissipation p d 300(sm8) 200(us8) mw storage temperature t stg ? 65 to 150 c lead temperature (10 s) t l 260 c note: using continuously under heavy loads (e.g. the application of high temperature/current/voltage and the significant change in temperature, etc.) may cause this pr oduct to decrease in the reliability significantly even if the operating conditions (i.e. operati ng temperature/current/voltage, etc.) are within the absolute maximum ratings and the operating ranges. please design the appropriate reliability upon reviewing the toshiba semiconductor reliability handbook (?handling precautions?/?derating concept and methods?) and individual reliability data (i.e. reliability test report and estimated failure rate, etc). note 1:v out v cc tc7wh126fu tc7wh126fk weight ssop8-p-0.65 : 0.02 g (typ.) ssop8-p-0.50a : 0.01 g (typ.) (us8) (sm8) us8 sm8 product name lot. no wh 126 h 126 v cc y1 a 2 g1 gnd a1 1 2 3 4 y2 g2 8 7 6 5 pin assignment (top view)
tc7wh126fu/fk 2009-09-21 2 iec logic symbol truth table g a y l x z h l l h h h x: don?t care z: high impedance operating ranges characteristics symbol rating unit supply voltage v cc 2.0 to 5.5 v input voltage v in 0 to 5.5 v output voltage v out 0 to v cc v operating temperature t opr ?40 to 85 c 0 to 100 ( v cc = 3.3 v 0.3 v ) input rise and fall time dt/dv 0 to 20 ( v cc = 5.0v 0.5 v ) ns/v g in a out y en
tc7wh126fu/fk 2009-09-21 3 electrical characteristics dc characteristics ta = 25c ta = ? 40 to 85c characteristics symbol test condition v cc (v) min typ. max min max unit 2.0 1.5 ? ? 1.5 ? high-level input voltage v ih ? 3.0 to 5.5 v cc 0.7 ? ? v cc 0.7 ? v 2.0 ? ? 0.5 ? 0.5 low-level input voltage v il ? 3.0 to 5.5 ? ? v cc 0.3 ? v cc 0.3 v 2.0 1.9 2.0 ? 1.9 ? 3.0 2.9 3.0 ? 2.9 ? i oh = ?50 a 4.5 4.4 4.5 ? 4.4 ? i oh = ?4 ma 3.0 2.58 ? ? 2.48 ? high-level output voltage v oh v in = v ih i oh = ? 8 ma 4.5 3.94 ? ? 3.8 ? v 2.0 ? 0.0 0.1 ? 0.1 3.0 ? 0.0 0.1 ? 0.1 i ol = 50 a 4.5 ? 0.0 0.1 ? 0.1 i ol = 4 ma 3.0 ? ? 0.36 ? 0.44 low-level output voltage v ol v in = v ih or v il i ol = 8 ma 4.5 ? ? 0.36 ? 0.44 v 3-state output off-state current i oz v in = v ih or v il v out = v cc or gnd 5.5 ? ? 0.25 ? 2.5 a input leakage current i in v in = 5.5v or gnd 0 to 5.5 ? ? 0.1 ? 1.0 a quiescent supply current i cc v in = v cc or gnd 5.5 ? ? 2.0 ? 20.0 a
tc7wh126fu/fk 2009-09-21 4 ac characteristics (unless otherwise specified, input: t r = t f = 3 ns) test condition ta = 25c ta = ? 40 to 85c characteristics symbol v cc (v) c l (pf) min typ. max min max unit 15 ? 5.6 8.0 1.0 9.5 3.3 0.3 50 ? 8.1 11.5 1.0 13.0 15 ? 3.8 5.5 1.0 6.5 propagation delay time t plh t phl ? 5.0 0.5 50 ? 5.3 7.5 1.0 8.5 ns 15 ? 5.4 8.0 1.0 9.5 3.3 0.3 50 ? 7.9 11.5 1.0 13.0 15 ? 3.6 5.1 1.0 6.0 3-state output enable time t pzl t pzh r l =1k ? 5.0 0.5 50 ? 5.1 7.1 1.0 8.0 ns 3.3 0.3 50 ? 9.5 13.2 1.0 15.0 3-state output disable time t plz t phz r l =1k ? 5.0 0.5 50 ? 6.1 8.8 1.0 10.0 ns 3.3 0.3 50 ? ? 1.5 ? 1.5 output to output slew t oslh t oshl (note 2) 5.0 0.5 50 ? ? 1.0 ? 1.0 ns input capacitance c in ? ? 4 10 ? 10 pf output capacitance c out ? ? 6 ? ? ? pf power dissipation capacitance c pd (note3) ? 15 ? ? ? pf note 2: parameter gar anteed by design. t oslh = |t plhm -t plhn |, t oshl = |t phlm -t phln | note 3: c pd is defined as the value of the in ternal equivalent capacitance which is calculated from the operating current consumption without load. average operating current can be obtained by the equation: i cc (opr) = c pd ?v cc ?f in + i cc /2 noise characteristics (ta= 25c, input tr= tf = 3n) test condition characteristics symbol v cc (v) typ. limit unit quiet output maximum dynamic v ol v olp c l = 50pf 5.0 0.3 0.8 v quiet output minimum dynamic v ol v olv c l = 50pf 5.0 -0.3 -0.8 v minimum high level dynamic input voltage v ihd c l = 50pf 5.0 D 3.5 v maximum low level dynamic input voltage v ild c l = 50pf 5.0 D 1.5 v input equivalent circuit in p ut
tc7wh126fu/fk 2009-09-21 5 package dimensions weight: 0.02 g (typ.)
tc7wh126fu/fk 2009-09-21 6 package dimensions weight: 0.01 g (typ.)
tc7wh126fu/fk 2009-09-21 7 restrictions on product use ? toshiba corporation, and its subsidiaries and affiliates (collect ively "toshiba"), reserve the right to make changes to the in formation in this document, and related hardware, software and systems (collectively "product") without notice. ? this document and any information herein may not be reproduc ed without prior written permission from toshiba. even with toshiba's written permission, reproduc tion is permissible only if reproduction is without alteration/omission. ? though toshiba works continually to improve product's quality and reliability, product can malfunction or fail. customers are responsible for complying with safety standards and for prov iding adequate designs and safeguards for their hardware, software and systems which minimize risk and avoid situations in which a ma lfunction or failure of product could cause loss of human life, b odily injury or damage to property, including data loss or corruption. before customers use the product, create designs including the product, or incorporate the product into their own applications, cu stomers must also refer to and comply with (a) the latest versions of all relevant toshiba information, including without limitation, this document, the specifications, the data sheets and application notes for product and the precautions and condi tions set forth in the "toshiba semiconductor reliability handbook" and (b) the instructions for the application with which the product will be us ed with or for. customers are solely responsible for all aspe cts of their own product design or applications, including but not limited to (a) determining the appropriateness of the use of this product in such design or applications; (b) eval uating and determining the applicability of any info rmation contained in this document, or in c harts, diagrams, programs, algorithms, sample application circuits, or any other referenced documents; and (c) validating all operatin g parameters for such designs and applications. toshiba assumes no liability for customers' product design or applications. ? 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