Exar Corporation MP7680
The MP7680 and the integrate four 12-bit four-quadrantmultiplying DACs with independent reference inputs and excellent matching characteristics. The MP7680 grades offer 1/2, 1 and 2 LSB of relative accuracy. The superior offers a low 2 LSB of gain error.DESCRIPTION
40 Pin PDIP , CDIP PIN NO. NAMEDESCRIPTION
44 Pin PQFP PIN NO. NAMEDESCRIPTION
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 A1 XFER WR2 WR1 CS NC VREFA RFBA IOUT1A IOUT2A IOUT2B IOUT1B RFBB VREFB DAC Address Bit 1 Transfer: Updates all DAC’s Write 2: Gates the XFER Function Write 1: Gates the DAC Selection Chip Select No Connection Reference Input for DAC A Feedback Resistor for DAC A Current Output A Complement of Output A Complement of Output B Current Output B Feedback Resistor for DAC B Reference Input for DAC B 1 2 3 4 5 6 7 8 9 10 1116 17 1823 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 NC VREFA RFBA IOUT1A IOUT2A NC IOUT2B IOUT1B RFBB VREFB No Connection Reference Input for DAC A Feedback Resistor for DAC A Current Output A Complement of Output A No Connection Complement of Output B Current Output B Feedback Resistor for DAC B Reference Input for DAC B DB11 to Input Data Bits 11 (MSB) to 6 DB6 NC DB5DB0 VREFC R...