telefunken semiconductors U2309B-AFL rev. a1: 20.09.1995 1 (8) tv-tuner-ic with three separate oscillators and mixers, saw-driver, l. o.-output and tri-state band switch features 9 v supply voltage frequency range from 48 to 860 mhz band a: balanced high impedance mixer input and amplitude controlled oscillator band b + c: balanced low impedance mixer input and symmetrical oscillator balanced l. o.-outputs for prescalers or pll saw filter driver with low impedance output voltage regulator for stable operating characteristics esd protection on all pins except oscillator pins and rf-inputs package: so-28 block diagram rf osc. a osc. b osc. c voltage stabiliser band switch l.o. mixer output sawdriver band a band b band c 25 24 23 27 28 17 18 14 13 1 3 4 6 5 7 8 10 9 11 19 2 22 26 21 20 16 15 12 95 10717 figure 1. block diagram pinning of u2309b
telefunken semiconductors U2309B-AFL rev. a1: 20.09.1995 2 (8) pin configuration 1 2 3 4 5 6 7 8 10 9 27 22 21 20 18 19 17 12 11 28 25 26 23 24 osc b, coll. osc b, base osc c, base osc c, coll. osc c, coll. osc c, base osc b, base osc b, coll. band sw. osc a, coll. gnd (common) osc a, base rf in, b rf in, b rf in, c rf in, c v s mix out rf in, a rf in, a mix out gnd (rf) l.o. out l.o. out 16 15 14 13 95 10886 sawf, out sawf, out sawf, inp. sawf, inp. pin symbol function 1 osc a, base oscillator band a, base 2 gnd (common) ground, common 3 osc a, coll. oscillator band a, collector 4, 7 osc b, base oscillator band b, bases 5, 6 osc b, coll. oscillator band b, collectors 8, 11 osc c, base oscillator band c, bases 9, 10 osc c, coll. oscillator band c, collectors 12 band sw. tri-state band switch 13, 14 sawf, out saw filter driver outputs 15, 16 sawf, inp. saw filter driver inputs 17, 18 mix out mixer outputs, open collec- tor 19 v s supply voltage v s 20, 21 rf in, c rf inputs, band c 22, 23 rf in, b rf inputs, band b 24, 25 rf in, a rf inputs, band a 26 gnd (rf) ground, rf part 27, 28 l.o. out l.o.-outputs absolute maximum ratings all voltages are referred to gnd, pin 2 parameters symbol min. typ. max. unit supply voltage pin 19 v s 10.5 v rf inputs pin (20-25) 5.0 v if outputs pin 17-18 10.5 v tri-state switch voltage pin 12 vitri 10.5 v junction temperature t j 125 c storage temperature t stg 40 125 c
telefunken semiconductors U2309B-AFL rev. a1: 20.09.1995 3 (8) operating range all voltages are referred to gnd, pin 2 parameters test conditions / pins symbol min typ max unit supply voltage pin 17-19 v s 8.1 9 9.9 v ambient temperature t amb 25 75 c thermal resistance test conditions p. 6 package so28 r thja 70 k/w electrical characteristics test conditions (unless otherwise specified): v s = 9 v. t amb = 25 c. reference point pin 2 parameters test conditions / pins symbol min typ max unit supply voltage pin 17-19 v s 8.1 9.0 9.9 v supply current pin 17-19 i s 42 50 ma band switch voltage band a pin 12 vswa 0 0 1.0 v voltage band b pin 12 vswb 1.6 2.0 2.4 v voltage band c pin 12 vswc 3.4 4.0 5.0 v switching current vsw = 5 v pin 12 isw 100 a l. o .-output l. o. level each output rl = 50 ohm pin 27, 28 plo 25 17 dbm saw filter driver fi = 36 mhz input impedance pin 15, 16 zisaw 450 ohm output impedance pin 13, 14 zosaw 70 ohm voltage gain pin 15, 16 13, 14 gvsaw 17 db band a input frequency range pin 24 fia 48 170 mhz input impedance figure 3 pin 24 s11a gain (note 4) pin i/p to o/p ga 28 db noise figure dsb (note 2) pin i/p to o/p fia = 50 mhz fia = 150 mhz nf nf 11.5 12 db db input level for (note 3): each carrier im3 (interm. of 3rd order fia = 71 mhz pin i/p via 23 dbm im2 (interm. of 2nd order) fia = 71 mhz pin i/p via 22 dbm band b (note 1) input frequency range pin 22, 23 fia 170 470 mhz input impedance figure 3 pin 22, 23 s11b gain (note 4) pin i/p to o/p gb 32 db noise figure dsb (note 2) pin i/p to o/p fib = 200 mhz fib = 450 mhz nf nf 9.5 10 db db input level for (note 3): each carrier im3 (interm. of 3rd order) fib = 300 mhz pin i/p vib 28 dbm
telefunken semiconductors U2309B-AFL rev. a1: 20.09.1995 4 (8) unit max typ min symbol test conditions / pins parameters band c (note 1) input frequency range pin 20, 21 fic 470 860 mhz input impedance figure 3 pin 20, 21 s11c gain pin i/p to o/p gc 32 db noise figure dsb (note 2) pin i/p to o/p fic = 500 mhz fic = 800 mhz nf nf 10.5 11.5 db db input level for (note 3): each carrier im3 (interm. of 3rd order) fic = 600 mhz pin i/p vic 28 dbm notes 1) the rf inputs b and c are symmetrical driven by means of a hybrid for 180 phase shifting, consequently the source impedance is 100 . all other impedance for rf tests is 50 . 2) the noise figure (nf) is the value for double-side-band measurement. 3) the intermodulation test (2-carrier-method) which is made on if-centre is in reference to a signal-to-im ratio of 60 db. 4) gain is the ratio of the voltage at the primary coil of l5 to the available voltage at the input.
telefunken semiconductors U2309B-AFL rev. a1: 20.09.1995 5 (8) test and principle application circuit hybrids 0 / 180 degree with 50 ohms z(in) and 100 ohms (2x50) z(out) i/p band c band b band a uhf vhfh vhfl 180 180 i/p i/p l6 15p 10n vs if : pc 38.9 mhz sc 33.4 mhz 1n 1n 1n 1n 1n 1n 1n 1n 100p 100p l.o. l.o. u2309b 1 25 59 21 13 17 the outputvoltage of the if is calculated back to the primary coil of l5 l5 ifout o/p 1n 1n 15p l2 l3 2p2 2p7 1p 1p 1p 1p 68p 1p 2p 18 2p2 2p7 l1 8 turns 3.0 mm dia. l2 3 2.5 l3 3 2.5 l4 3 2.5 air coils 0.6 mm enamelled copper wire l5 12+2 turns l6 6+6 tokocoils 18k bb620 82p l1 1k bb619 18k 18k l4 bb515 8p2 100p 2k2 1n 18k vsw vt 10n o o 95 10718 figure 2. test and principle application circuit pcb for the r thja -measurement r(th) so28 u2300b 95 10719 figure 3. pcb for the r thja -measurement
telefunken semiconductors U2309B-AFL rev. a1: 20.09.1995 6 (8) input impedance mixer band a (s11a), b and c (s11b/c) 0.2j 0.5j j 2j 5j 0 0.2j 0.5j j 2j 5j 0.2 0.5 1 2 5 95 9928 45 mhz 245 mhz 445 mhz 645 mhz 845 mhz 1045 mhz 45 mhz 250 mhz 500 mhz 750 mhz 2 1 z 0 = 50 figure 4. input impedance mixer band a (s11a), b and c (s11b/c) 1) vhf-low normalised to 50 , measuring range 45 mhz to 750 mhz. 2) vhf-high and uhf normalised to 50 , measuring range 45 mhz to 1045 mhz. both inputs are driven symmetrical. the output impedance of hybrid is 100 ,the measured levels are then calculated in reference to 50 .
telefunken semiconductors U2309B-AFL rev. a1: 20.09.1995 7 (8) dimensions in mm: 95 9932
telefunken semiconductors U2309B-AFL rev. a1: 20.09.1995 8 (8) ozone depleting substances policy statement it is the policy of temic telefunken microelectronic gmbh to 1. meet all present and future national and international statutory requirements. 2. regularly and continuously improve the performance of our products, processes, distribution and operating systems with respect to their impact on the health and safety of our employees and the public, as well as their impact on the environment. it is particular concern to control or eliminate releases of those substances into the atmosphere which are known as ozone depleting substances ( odss). the montreal protocol ( 1987) and its london amendments ( 1990) intend to severely restrict the use of odss and forbid their use within the next ten years. various national and international initiatives are pressing for an earlier ban on these substances. temic telefunken microelectronic gmbh semiconductor division has been able to use its policy of continuous improvements to eliminate the use of odss listed in the following documents. 1. annex a, b and list of transitional substances of the montreal protocol and the london amendments respectively 2 . class i and ii ozone depleting substances in the clean air act amendments of 1990 by the environmental protection agency ( epa ) in the usa 3. council decision 88/540/eec and 91/690/eec annex a, b and c ( transitional substances ) respectively. temic can certify that our semiconductors are not manufactured with ozone depleting substances and do not contain such substances. we reserve the right to make changes to improve technical design and may do so without further notice . parameters can vary in different applications. all operating parameters must be validated for each customer application by the customer. should the buyer use temic products for any unintended or unauthorized application, the buyer shall indemnify temic against all claims, costs, damages, and expenses, arising out of, directly or indirectly, any claim of personal damage, injury or death associated with such unintended or unauthorized use. temic telefunken microelectronic gmbh, p.o.b. 3535, d-74025 heilbronn, germany telephone: 49 ( 0 ) 7131 67 2831, fax number: 49 ( 0 ) 7131 67 2423
|
