original creation date: 09/17/98 last update date: 03/09/99 last major revision date: 02/15/99 mn54lcx245-x rev 0a0 microcircuit data sheet low voltage octal bidirectional transceiver with 5v tolerant inputs and outputs general description the lcx245 contains eight non-inverting bidirectional buffers with tri-state outputs and is intended for bus oriented applications. the device is designed for low voltage (3.3v) vcc applications with capability of interfacing to a 5v signal environment. the t/r input determines the direction of data flow through the device. the oe input disables both the a and b ports by placing them in a high impedance state. the lcx245 is fabricated with an advanced cmos technology to achieve high speed operation while maintaining cmos low power dissipation. ns part numbers 54lcx245e-qml* 54lcx245j-qml** 54LCX245W-QML*** industry part number 54lcx245 prime die lcx245 controlling document 5962-97543 processing mil-std-883, method 5004 quality conformance inspection mil-std-883, method 5005 subgrp description temp ( c) o 1 static tests at +25 c 2 static tests at +125 c 3 static tests at -55 c 4 dynamic tests at +25 c 5 dynamic tests at +125 c 6 dynamic tests at -55 c 7 functional tests at +25 c 8a functional tests at +125 c 8b functional tests at -55 c 9 switching tests at +25 c 10 switching tests at +125 c 11 switching tests at -55 c 1
microcircuit data sheet mn54lcx245-x rev 0a0 features - 5v tolerant inputs and outputs - power down high impedance inputs and outputs - supports live insertion / withdrawl - standard military drawing (smd) - lcx245: 5962-9754302q2a*, qra**, qsa*** 2
microcircuit data sheet mn54lcx245-x rev 0a0 (absolute maximum ratings) (note 1) supply voltage (vcc) -0.5v to +7.0v dc input diode current (iik) -50 ma vi < gnd dc input voltage (vi) -0.5v to 7.0v dc output diode current (iok) -50 ma vo < gnd +50 ma vo > vcc dc output voltage (vo) -0.5v to vcc +0.5v output in high or low state (note 2) -0.5v to 7.0v output in tri-state dc output source or sink current (io) +50 ma dc vcc or ground current (icc or ignd) +200 ma storage temperature (tstg) -65 c to +150 c junction temperature (tj) 175 c cdip note 1: stresses above the absolute maximum rating may cause permanent damage to the device. extended operation at the maximum levels may degrade performance and affect reliability. note 2: the dc output current (io) absolute maximum rating must be observed. recommended operating conditions supply voltage (vcc) 2.7v to 3.6v operating input voltage (vi) 0v to 5.5v output voltage (vo) 0v to vcc high or low state 0v to 5.5v tri-state operating temperature -55 c to +125 c input edge rate (delta t / delta v) 0 ns/v to 10 ns/v vin = 0.8v to 2.0v, vcc = 3.0 v output current (ioh / iol) +24ma vcc = 3.0v to 3.6v +12ma vcc = 2.7v minimum high-level input voltage (vih) 2.0v vcc = 2.7v to 3.6v maximum low-level input voltage (vil) 0.8v vcc = 2.7v to 3.6v 3
mn54lcx245-x rev 0a0 microcircuit data sheet electrical characteristics dc parameters (the following conditions apply to all the following parameters, unless otherwise specified.) dc: vcc 2.7 v to 3.6v, temp. range: -55c to 125c. symbol parameter conditions notes pin- name min max unit sub- groups iih high level input current vcc=3.6v, vm=5.5v 1, 2 oe, t/r 5.0 ua 1, 2, 3 iil low level input current vcc=3.6v, vm=0.0v 1, 2 oe, t/r -5.0 ua 1, 2, 3 vol low level output voltage vcc=2.7v, vil=0.8v, vih=2.0v, iol=100.0ua 1, 2 output .20 v 1, 2, 3 vcc=3.6v, vil=0.8v, vih=2.0v, iol=100.0ua 1, 2 output .20 v 1, 2, 3 vcc=2.7v, vil=0.8v, vih=2.0v, iol=12.0ma 1, 2 output .40 v 1, 2, 3 vcc=3.0v, vil=0.8v, vih=2.0v, iol=24.0ma 1, 2 output .55 v 1, 2, 3 voh high level output voltage vcc=2.7v, vih=2.0v, vil=0.8v, ioh=-100.0ua 1, 2 output 2.5 v 1, 2, 3 vcc=3.6v, vih=2.0v, vil=0.8v, ioh=-100.0ua 1, 2 output 3.4 v 1, 2, 3 vcc=2.7v, vih=2.0v, vil=0.8v, ioh=-12.0ma 1, 2 output 2.2 v 1, 2, 3 vcc=3.0v, vih=2.0v, vil=0.8v, ioh=-12ma 1, 2 output 2.4 v 1, 2, 3 vcc=3.0v, vih=2.0v, vil=0.8v, ioh=-24.0ma 1, 2 output 2.2 v 1, 2, 3 iozh maximum tri-state leakage current vcc=2.7v, vm=5.5v, vinl=0.0v, vinh=2.7v, vih=2.0v 1, 2 output 5.0 ua 1, 2, 3 vcc=3.6v, vm=5.5v, vinl=0.0v, vinh=3.6v, vih=2.0v 1, 2 output 5.0 ua 1, 2, 3 iozl maximum tri-state leakage current vcc=2.7v, vm=0.0v, vinh=2.7v, vinl=0.0v, vih=2.0v 1, 2 output -5.0 ua 1, 2, 3 vcc=3.6v, vm=0.0v, vinh=3.6v, vinl=0.0v, vih=2.0v 1, 2 output -5.0 ua 1, 2, 3 iccf quiescent supply current vcc=3.6v, vinh=3.6v, vinl=0.0v 1, 2 vcc 10.0 ua 1, 2, 3 icczr supply current outputs tri-state vcc=3.6v, force 5.5v on all inputs and outputs 1, 2 vcc -10.0 10.0 ua 1, 2, 3 vcc=2.7v, force 5.5v on all inputs and outputs 1, 2 vcc -10.0 10.0 ua 1, 2, 3 icct supply current per input (ttl levels) vcc=3.6v, vint=vcc-0.6v, vinl=0.0v 1, 2 vcc 0.5 ma 1, 2, 3 vcc=2.7v, vint=vcc-0.6v, vinl=0.0v 1, 2 vcc 0.5 ma 1, 2, 3 4
mn54lcx245-x rev 0a0 microcircuit data sheet electrical characteristics dc parameters(continued) (the following conditions apply to all the following parameters, unless otherwise specified.) dc: vcc 2.7 v to 3.6v, temp. range: -55c to 125c. symbol parameter conditions notes pin- name min max unit sub- groups ioff power-off leakage current vcc=0.0v, vm=5.5v, vinl=0.0v 1, 2 inputs/ outputs 100.0 ua 1, 2, 3 vikl clamp diode voltage vcc=3.0v, im=-18ma, vinl=0.0v, vinh=3.0v 1, 2 oe, t/r -1.2 v 1, 2, 3 volp quiet output maximum dynamic vol vcc=3.0v, load 50pf / 500 ohms 5 output 1.0 v 4 volv quiet output minimum dynamic vol vcc=3.0v, load 50pf / 500 ohms 5 output -0.8 v 4 vohp quiet output maximum dynamic voh vcc=3.0v, load 50pf / 500 ohms 5 output 0.7 v 4 vohv quiet output minimum dynamic voh vcc=3.0v, load 50pf / 500 ohms 5 output -1.1 v 4 cin input capacitance vcc=gnd 5 oe, t/r 12 pf 4 cio input/output capacitance vcc=3.3v 5 i/o 12 pf 4 cpd power dissipation capacitance vcc=3.3v, vin=0.0v to vcc, f = 10 mhz 5 vcc 50 pf 4 5
mn54lcx245-x rev 0a0 microcircuit data sheet electrical characteristics ac parameters (the following conditions apply to all the following parameters, unless otherwise specified.) ac: cl=50pf, tr/tf=2.5ns, vin=0v to 2.7v, vm(input)=1.5v, vm(output)=1.5v, temp range: -55c to +125c. symbol parameter conditions notes pin- name min max unit sub- groups tplh propagation delay vcc=2.7v 3, 4 an/bn or bn/an 1.5 9.0 ns 9, 10, 11 vcc=3.0v to 3.6v 3, 4 an/bn or bn/an 1.5 8.0 ns 9, 10, 11 tphl propagation delay vcc=2.7v 3, 4 an/bn or bn/an 1.5 9.0 ns 9, 10, 11 vcc=3.0v to 3.6v 3, 4 an/bn or bn/an 1.5 8.0 ns 9, 10, 11 tpzl output enable time vcc=2.7v 3, 4 oe to an or bn 1.5 11.0 ns 9, 10, 11 vcc=3.0v to 3.6v 3, 4 oe to an or bn 1.5 10.0 ns 9, 10, 11 tpzh output enable time vcc=2.7v 3, 4 oe to an or bn 1.5 11.0 ns 9, 10, 11 vcc=3.0v to 3.6v 3, 4 oe to an or bn 1.5 10.0 ns 9, 10, 11 tphz output disable time vcc=2.7v 3, 4 oe to an or bn 1.5 9.0 ns 9, 10, 11 vcc=3.0v to 3.6v 3, 4 oe to an or bn 1.5 8.0 ns 9, 10, 11 tplz output disable time vcc=2.7v 3, 4 oe to an or bn 1.5 9.0 ns 9, 10, 11 vcc=3.0v to 3.6v 3, 4 oe to an or bn 1.5 8.0 ns 9, 10, 11 toshl output to output skew vcc=2.7v to 3.6v 5 output 1.0 ns 9, 10, 11 toslh output to output skew vcc=2.7v to 3.6v 5 output 1.0 ns 9, 10, 11 note 1: screen tested 100% on each device at +25c, +125c, & -55c temperature, subgroups 1, 2, 3, 7, & 8. note 2: sample tested (method 5005, table 1) on each mfg. lot at +25c, +125c, & -55c temperature, subgroups a1, 2, 3, 7, & 8. note 3: screen tested 100% on each device at +25c, +125c, & -55c temperature, subgroups a9, 10, & 11. 6
mn54lcx245-x rev 0a0 microcircuit data sheet (continued) note 4: sample tested (method 5005, table 1) on each mfg. lot at +25c, +125c, & -55c temperature, subgroups a9, 10, & 11. note 5: guaranteed but not tested. (design characterization data) 7
microcircuit data sheet mn54lcx245-x rev 0a0 revision history rev ecn # rel date originator changes 0a0 m0002892 03/09/99 linda collins initial mds release 8
|
