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DAC7617 Folha de dados(PDF) 4 Page - Burr-Brown (TI) |
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DAC7617 Folha de dados(HTML) 4 Page - Burr-Brown (TI) |
4 / 14 page 4 DAC7617 SBAS185 PIN CONFIGURATION—U Package Top View SO PIN CONFIGURATION—E Package Top View SSOP PIN DESCRIPTIONS—E Package PIN LABEL DESCRIPTION 1VDD Positive Analog Supply Voltage, +3V nominal. 2VOUTD DAC D Voltage Output 3VOUTC DAC C Voltage Output 4VREFL Reference Input Voltage Low. Sets minimum out- put voltage for all DACs. 5 NIC Not Internally Connected. 6 NIC Not Internally Connected. 7VREFH Reference Input Voltage High. Sets maximum out- put voltage for all DACs. 8VOUTB DAC B Voltage Output 9VOUTA DAC A Voltage Output 10 AGND Analog Ground 11 GND Ground 12 SDI Serial Data Input 13 CLK Serial Data Clock 14 CS Chip Select Input 15 NIC Not Internally Connected. 16 NIC Not Internally Connected. 17 LDAC All DAC registers becomes transparent when LDAC is LOW. They are in the latched state when LDAC is HIGH. 18 LOADREG The selected input register becomes transparent when LOADREG is LOW. It is in the latched state when LOADREG is HIGH. 19 RESET Asynchronous Reset Input. Sets all DAC registers to either zero-scale (000H) or mid-scale (800H) when LOW. RESETSEL determines which code is active. 20 RESETSEL When LOW, a LOW on RESET will cause all DAC registers to be set to code 000H. When RESETSEL is HIGH, a LOW on RESET will set the registers to code 800H. PIN DESCRIPTIONS—U Package PIN LABEL DESCRIPTION 1VDD Positive Analog Supply Voltage, +3V nominal. 2VOUTD DAC D Voltage Output 3VOUTC DAC C Voltage Output 4VREFL Reference Input Voltage Low. Sets minimum out- put voltage for all DACs. 5VREFH Reference Input Voltage High. Sets maximum out- put voltage for all DACs. 6VOUTB DAC B Voltage Output 7VOUTA DAC A Voltage Output 8 AGND Analog Ground 9 GND Ground 10 SDI Serial Data Input 11 CLK Serial Data Clock 12 CS Chip Select Input 13 LDAC All DAC registers become transparent when LDAC is LOW. They are in the latched state when LDAC is HIGH. 14 LOADREG The selected input register becomes transparent when LOADREG is LOW. It is in the latched state when LOADREG is HIGH. 15 RESET Asynchronous Reset Input. Sets DAC and input registers to either zero-scale (000H) or mid-scale (800H) when LOW. RESETSEL determines which code is active. 16 RESETSEL When LOW, a LOW on RESET will cause the DAC and input registers to be set to code 000H. When RESETSEL is HIGH, a LOW on RESET will set the registers to code 800H. 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 V DD V OUTD V OUTC V REFL V REFH V OUTB V OUTA AGND RESETSEL RESET LOADREG LDAC CS CLK SDI GND DAC7617U 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 V DD V OUTD V OUTC V REFL NIC NIC V REFH V OUTB V OUTA AGND RESETSEL RESET LOADREG LDAC NIC NIC CS CLK SDI GND DAC7617E |
Nº de peça semelhante - DAC7617 |
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Descrição semelhante - DAC7617 |
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