nec's 870 mhz gaas catv push-pull amplifier MC-7831 mc-7832 mc-7833 outline dimensions (units in mm) package outline h02 features ? gaas active devices ? low distortion ? high linear gain: MC-7831 - gl = 18 db min at f = 870 mhz mc-7832 - gl = 22 db min at f = 870 mhz mc-7833 - gl = 25 db min at f = 870 mhz ? low return loss ? low gain change over temperature ? specified for 79, 110, and 132 channels performance ? high reliability and ruggedness: withstands environmental extremes as well as silicon devices (surge, esd, etc.) description nec's MC-7831, mc-7832, and mc-7833 are gaas multi- chip modules designed for use as input stages in catv ap- plications up to 870 mh z . the only difference between these devices is gain, which is 18 db, 22 db, and 25 db respec- tively. because these units are gaas devices they have low distortion, low noise figure, and low return loss across the entire frequency band. like the previous generation of products, these devices sur- vive such hazards as surge and esd as well as their silicon competitors, but deliver superior performance with low dc current required. all devices are assembled and tested using fully automated equipment to maximize consistency in part to part performance, and reliability is assured by nec's strin- gent quality and process control procedures. these parts come in industry compatible hybrid packages. v dd 9 1 in out gnd 2378 2.54 0.38 21.5 max 12.9 max 6-32 unc 2b 2.54 0.25 12 3 5 789 4.19 0.13 14.85 max 4.25 + 0.25 - 0.35 4.0 0.25 5 10.75 0.25 27.5 max 38.1 0.25 45.08 max 0.51 0.050 2.62?0.35 3.2 max a 0.38.. a 25.4 0.25 19.05 0.38 8.1 max 2.5 6.3 0.05 california eastern laboratories applications ? catv headend systems ? catv optical nodes ? catv distribution amps electrical characteristics (t a = 30 5 c, v dd = 24 v, z s = z l = 75 ? ) part number MC-7831 mc-7832 mc-7833 symbols characteristics units min typ max min typ max min typ max test conditions bw frequency range mhz 50 ? 870 50 ? 870 50 ? 870 g l linear gain db 18.0 ? 19.0 22.0 ? 23.0 25.0 ? 26.0 f = 870 mhz s gain slope db 0.2 ? 1.0 0.6 ? 1.4 1.0 ? 1.8 f = 40 to 870 mhz gf gain flatness db ? ? 0.7 ? ? 0.7 ? ? 0.7 40 to 870 mhz; peak to valley nf noise figure 1 db ? ? 6.5 ? ? 6.0 ? ? 5.5 f = 50 mhz noise figure 2 ? ? 7.0 ? ? 6.5 ? ? 6.0 f = 870 mhz rl input/output return loss db 20.0 ? ? 20.0 ? ? 20.0 ? ? 40 to 160mhz 19.0 ? ? 19.0 ? ? 19.0 ? ? 160 to 320 mhz 17.5 ? ? 17.5 ? ? 17.5 ? ? 320 to 640 mhz 16.0 ? ? 16.0 ? ? 16.0 ? ? 640 to 870 mhz idd operating current ma 180 ? 240 180 ? 240 180 ? 240 rf off ctb composite triple beat dbc ? -59 -57 ? -59 -57 ? -59 -57 f = 40 to 870 mhz xmod cross modulation 1 dbc dbc ? -51 -50 ? -53 -50 ? -53 -50 110 channels, cso composite second order dbc ? -63 -57 ? -60 -57 ? -61 -57 v out = 44 dbmv, flat 1. measured per us standard methods and procedures (using selective level meter).
MC-7831, 7832, 7833 life support applications these nec products are not intended for use in life support devices, appliances, or systems where the malfunction of these prod ucts can reasonably be expected to result in personal injury. the customers of cel using or selling these products for use in such applications do so at their own risk and agree to fully indemnify cel for all damages resulting from such improper use or sale. absolute maximum ratings 1 (t case = 30 c) symbols parameters units ratings v dd supply voltage v 30 v i input voltage 2 dbmv 65 t c operating case temperature c -30 to +100 t stg storage temperature c -40 to +100 note: 1. operation in excess of any one of these parameters may result in permanent damage. 2. maximum single channel power applied to the input for 1 minute with no measurable degradation in performance. symbols parameters units min typ max v dd supply voltage, MC-7831 v 23.5 24.0 24.5 mc-7832 23.5 24.0 24.5 mc-7833 23.5 24.0 24.5 v i input voltage 1 , MC-7831 dbmv ? 21.0 27.5 mc-7832 ? 21.0 27.5 mc-7833 ? 19.0 25.5 t c operating case, MC-7831 c -30 +25 +85 temperature mc-7832 -30 +25 +85 mc-7833 -30 +25 +85 recommended operating conditions (zs = zl = 75 ? ) note: 1. test conditions: 110 channels, flat part number package quantity MC-7831-az 7-pin special with heatsink 50pcs max/ tray mc-7832-az 7-pin special with heatsink 50pcs max/ tray mc-7833-az 7-pin special with heatsink 50pcs max/ tray ordering information 1. the space between pc board and root of the lead should be kept more than 1 mm to prevent undesired stress on the lead and also should be kept less than 4 mm to prevent undesired parasitic inductance. recommended space is 2.0 to 3.0 mm typical. 2. recommended torque strength of the screw is 59 to 78 ncm. 3. form the ground pattern as wide as possible to minimize ground impedance. (to prevent undesired oscillation) all the ground pins must be connected together with wide ground pattern to decrease impedance difference. notes on correct use this product should be soldered in the following recommended conditions. other soldering methods and conditions than the recommended conditions are to be consulted with our sales representatives. recommended soldering conditions soldering soldering condition method conditions symbol pin part heating pin area temperature: less ? than 260 c 1 hour: within 2 sec./pin note. 1. the point of pin part heating must be kept at a distance of more than 1.2 mm from the root of lead. a business partner of nec compound semiconductor devices, ltd. 07/08/2003
4590 patrick henry drive santa clara, ca 95054-1817 telephone: (408) 919-2500 facsimile: ( 408 ) 988-0279 subject: compliance with eu directives cel certifies, to its knowledge, that semiconductor and laser products detailed below are compliant with the requirements of european union (eu) directive 2002/95/ec restriction on use of hazardous substances in electrical and electronic equipment (rohs) and the requirements of eu directive 2003/11/ec restriction on penta and octa bde. cel pb-free products have the same base part number with a suffix added. the suffix ? indicates that the device is pb-free. the ?z suffix is used to designate devices containing pb which are exempted from the requirement of rohs directive (*). in all cases the devices have pb-free terminals. all devices with these suffixes meet the requirements of the rohs directive. this status is based on cel? understanding of the eu directives and knowledge of the materials that go into its products as of the date of disclosure of this information. restricted substance per rohs concentration limit per rohs (values are not yet fixed) concentration contained in cel devices -a -az lead (pb) < 1000 ppm not detected (*) mercury < 1000 ppm not detected cadmium < 100 ppm not detected hexavalent chromium < 1000 ppm not detected pbb < 1000 ppm not detected pbde < 1000 ppm not detected if you should have any additional questions regarding our devices and compliance to environmental standards, please do not hesitate to contact your local representative. important information and disclaimer: information provided by cel on its website or in other communications concerting the substan ce content of its products represents knowledge and belief as of the date that it is provided. cel bases its knowledge and belief on information provided by third parties and makes no representation or warranty as to the accuracy of such information. efforts are underway t o better integrate information from third parties. cel has taken and continues to take reasonable steps to provide representative and ac curate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. cel and ce l suppliers consider certain information to be proprietary, and thus cas numbers and other limited information may not be available for release. in no event shall cel? liability arising out of such information exceed the total purchase price of the cel part(s) at issue s old by cel to customer on an annual basis. see cel terms and conditions for additional clarification of warranties and liability.
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