ver: 0.1 nov 27, 2008 tel: 886-3-5788833 http://www.gmt.com.tw 1 G1579 global mixed-mode technology inc. low power dual operational amplifiers features ? wide supply operation range +4.5v to +19.5v ? input common voltage range beyond the rails ? rail-to-rail output voltage swing ? low input offset voltage 3mv (typical) ? wide bandwidth (unit gain) 30mhz ? low quiescent current: 2ma per amplifier ? large dc voltage gain 85db (typical) ? slew-rate 30v/ s ? unit-gain stable applications ? portable equipment ? lcd-tv equipment ? battery-powered equipment ? asic input or output amplifier ? low power/low voltage applications general description the G1579 consists of two independent, high gain, internally frequency compensated operational amplifi- ers which were designed to operate from a single power supply over a wide range of voltages. operation from split power supplies is also possible. the input common mode range of the G1579 can be beyond the rails, and the G1579 are with rail-to-rails output volt- age swing. the quiescent current is 2ma per amplifier. the G1579 also feature fast slewing and set- tle-times, as well as high output drive capability of 300ma (source/sink).these features make these amplifiers ideal for use as reference buffers for tft-lcd. other applications include battery power, portable devices, and anywhere low power con- sumption is important. the G1579 is housed in a msop-8 package. ordering information order number marking temp. range package G1579p81u G1579 -40 c~ +85 c msop-8 note: p8: msop-8 1: bonding code u: tape & reel pin configuration vss vina+ 8 6 5 1 2 3 4 vouta vina- voutb vcc vinb+ msop-8 G1579 7 vinb- vss vina+ 8 6 5 1 2 3 4 vouta vina- voutb vcc vinb+ msop-8 G1579 7 vinb-
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