DAC8412/DAC8413Data SheetPIN CONFIGURATION AND FUNCTION DESCRIPTIONSABHLCDABHLCDVTTTTTTFFTTREFH128 VREFLFFSSOUOUREREOUOUSSOUOUREREOUOUVOUTB 227 VOUTCVVVVVVVVVVVVVVV4321282726432128 27 26OUTA326 VOUTDVSS 425 VDDDGND5PIN 125 VDDDGND525 VDGND524 VDDLOGICDAC8412/INDENTFIERRESET624 VRESET624 VRESET623 CSDAC8413LOGICLOGICDAC8412/LDACLDAC723 CS7TOP VIEW22 A0LDAC723 CSDAC8412/DAC8413DB0 (LSB)8(Not to Scale) 21 A1DB0 (LSB)822 A0DB0 (LSB)822DAC8413A0TOP VIEWDB1920 R/WDB1921 A1DB19TOP VIEW21 A1(Not to Scale)DB2 1019 DB11 (MSB)(Not to Scale)DB2 1020 R/WDB2 1020 R/WDB3 1118 DB10DB3 1119 DB11 (MSB)DB3 1119 DB11 (MSB)DB4 1217 DB9DB5 1316 DB8 8 1213141516171812 13 14 15 16 17 18 00 9 10 4- 0 DB64567891415 DB7 -00 4- 27 27 00 DBDBDBDBDBDB 274 DB4DB5DB6DB7DB8DB9DB10 00 DB10 00 Figure 7. PDIP/CERDIP Figure 8. PLCC Figure 9. LCC Table 5. Pin Function Descriptions Pin NumberMnemonic Description 1 VREFH High-Side DAC Reference Input. 2 VOUTB DAC B Output. 3 VOUTA DAC A Output. 4 VSS Lower Rail Power Supply. 5 DGND Digital Ground. 6 RESET Reset Input and Output Registers to all 0s, Enabled at Active Low. 7 LDAC Load Data to DAC, Enabled at Active Low. 8 DB0 Data Bit 0, LSB. 9 DB1 Data Bit 1. 10 DB2 Data Bit 2. 11 DB3 Data Bit 3. 12 DB4 Data Bit 4. 13 DB5 Data Bit 5. 14 DB6 Data Bit 6. 15 DB7 Data Bit 7. 16 DB8 Data Bit 8. 17 DB9 Data Bit 9. 18 DB10 Data Bit 10. 19 DB11 Data Bit 11, MSB. 20 R/W Active Low to Write Data to DAC. Active high to readback previous data at data bit pins with VLOGIC connected to 5 V. 21 A1 Address Bit 1. 22 A0 Address Bit 0. 23 CS Chip Select, Enabled at Active Low. 24 VLOGIC Voltage Supply for Readback Function. Can be open circuit if not used. 25 VDD Upper Rail Power Supply. 26 VOUTD DAC D Output. 27 VOUTC DAC C Output. 28 VREFL Low-Side DAC Reference Input. Rev. G | Page 8 of 20 Document Outline Features Applications Functional Block Diagram General Description Revision History Specifications Electrical Characteristics Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Introduction DACs Glitch Reference Inputs Digital I/O Coding Supplies Amplifiers Reference Configurations Single +5 V Supply Operation Outline Dimensions Ordering Guide