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advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 1 of 14 v 0.1 aat 7201 details are subject to change without notice 10+1-channel buffer for tft lcd features z 10 channels with output current: + 30ma (max) z 1 com v with output current: + 100ma (max) z unity gain buffer capable of driving large capacitive loads z input range matched to lcd reference requirements z dd v specified for 6.5v to 16.0v z tqfp48 package pin configuration top view general description the aat7201 is a 10+1-channel buffer designed to increase the driving capability for thin film transistor liquid crystal display (tft lcd). this device includes a com v buffer circuit, four rail-to-rail buffer amplifier circuits and six buffer amplifier circuits. each buffer is capable of driving heavy capacitive loads and offering fast current loading ( com v : 100ma, the others: 30ma). aat7201 comes in a space-saving tqfp48 package, which makes it an ideal component in lcd tv and monitors. tqfp48
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 2 of 14 v 0.1 aat 7201 pin description pin no. name i/o descri p tion 1 o9 o buffer channel 9 out p ut 2 o8 o buffer channel 8 out p ut 3 o7 o buffer channel 7 out p ut 4 o6 o buffer channel 6 out p ut 5 nc - - 6 nc - - 7 gnd i ground 8 dd v i power su pp l y 9 nc - - 10 nc - - 11 o5 o buffer channel 5 out p ut 12 o4 o buffer channel 4 out p ut 13 o3 o buffer channel 3 out p ut 14 nc - - 15 dd v i power su pp l y 16 nc - - 17 nc - - 18 o2 o buffer channel 2 out p ut 19 gnd i ground 20 o1 o buffer channel 1 out p ut 21 gnd i ground 22 dd v i power su pp l y 23 i1 i buffer channel 1 in p ut 24 i2 i buffer channel 2 in p ut 25 i3 i buffer channel 3 in p ut 26 i4 i buffer channel 4 in p ut 27 i5 i buffer channel 5 in p ut 28 nc - - 29 nc - - 30 dd v i power su pp l y
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 3 of 14 v 0.1 aat 7201 pin description (cont.) pin no. name i/o descri p tion 31 gnd i ground 32 nc - - 33 nc - - 34 i6 i buffer channel 6 in p ut 35 i7 i buffer channel 7 in p ut 36 i8 i buffer channel 8 in p ut 37 i9 i buffer channel 9 in p ut 38 i10 i buffer channel 10 in p ut 39 com i i com buffer in p ut 40 nc - - 41 nc - - 42 nc - - 43 dd v i power su pp l y 44 gnd i ground 45 dd v i power su pp l y 46 gnd i ground 47 com o o com buffer out p ut 48 o10 o buffer channel 10 out p ut
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 4 of 14 v 0.1 aat 7201 absolute maximum ratings characteristics symbol value unit supply voltage dd v +18 v input voltage i v 5 . 0 ? to 5 . 0 v dd + v output voltage o v 5 . 0 ? to 5 . 0 v dd + v output loading current for gamma , rail-to-rail buffer 30 ? ? note 1: value beyond absolute maximum ratings may cause permanent damage to the device.
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 5 of 14 v 0.1 aat 7201 electrical characteristics (v dd =10v, t c =25 o c unless otherwise specified.) power supply performance parameter test conditi ons min typ max units power supply rejection ratio psrr dd v varies from 6.5v to 16.0v - 80 - db supply current s i - 9 - ma input characteristics parameter test conditi ons min typ max units input offset voltage os v i v = dd v/2, o v = dd v/2 - 2 12 mv input bias current b i i v = dd v /2 , o v = dd v/2 - 2 50 na output char acteristics parameter test conditions min typ max unit l i =5ma (buffer 1, 2, 9, 10) i v =0v - 0.08 0.15 v output swing low ol v l i =10ma(buffer 3, 4,?, 7, 8) i v =1v - 1.02 1.05 v l i= 5 ? ? ? ?
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 6 of 14 v 0.1 aat 7201 electrical characteristics (v dd =10v, t c =25 o c unless otherwise specified.) (cont.) ac characteristics parameter test conditions min t y p max units slew rate (note 2) sr i v =2v to 8v, 20% to 80% - 1 - s v settling time s t i v =4.5v to 5.5v 0.1% i v =5.5v to 4.5v 0.1% - 5 - s
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 7 of 14 v 0.1 aat 7201 block diagram
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 8 of 14 v 0.1 aat 7201 application circuit icomp 10 ? 1f 10 ? 1f 10 ? 1f 10 ? 1f 10 ? 1f 10 ? ocomp icomp o1 10f i1 o2 i2 o3 i3 o9 i9 o10 i10 inc outc in1 out1 in2 out2 in3 out3 in9 out9 in10 out10
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 9 of 14 v 0.1 aat 7201 package dimension tqfp48
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 10 of 14 v 0.1 aat 7201 package dimension (cont.) tqfp48 note: 1. controlling dimension: millimeter 2. lead frame material: copper c7025 3. package dimension excl usive molding flash allowable protrusion is 0.25 millimeters per side. 4. dimension b does not include damber protrusion. allowa ble damber protrusion shall not cause the lead width to exceed the maximum b dimension by more than 0.08 millimeters. 5. bottom e-pin indent are marked as below 6. all edge corners have to be r 0.20 max. 7. jedec number: ms-026
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 11 of 14 v 0.1 aat 7201 package dimension (cont.) tqfp48 dimensions in millimeters symbol min typ max a - - 1.20 a1 0.05 - 0.15 a2 0.95 1.00 1.05 b 0.17 0.22 0.27 c 0.09 - 0.20 e - 9.00 - e1 - 7.00 - d - 9.00 - d1 - 7.00 - e - 0.50 - l 0.45 0.60 0.75 l1 - 1.00 - c 0 o c 5 . 3 o c 0 . 7 o y 0.0 - 0.08
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 12 of 14 v 0.1 aat 7201 tape and reel
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 13 of 14 v 0.1 aat 7201 tape and reel (cont.)
advanced analog technology, inc. ? x?w?t??ta?|3--?q ? ? advanced analog technology, inc . ? page 14 of 14 v 0.1 aat 7201 tape and reel (cont.) note: 1. 10 sprocket hole pitch cumulative tolerance .02 2. camber not to exceed 1 millimeter in 100 millim eters 3. material: ps+c 4. ao and bo measured on a plane 0.3 millimeters above the bottom of the pocket 5. ko measured from a plane on the inside bottom of the pocket to the top surface of the carrier 6. pocket position relative to sprocket hole measured as true position of pocket, not pocket hole. ordering information

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