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DAC5672A Folha de dados(PDF) 3 Page - Texas Instruments |
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DAC5672A Folha de dados(HTML) 3 Page - Texas Instruments |
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3 / 26 page  DEVICE INFORMATION 13 14 15 DB0 (LSB) DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB8 DB9 DB10 DB11 36 35 34 33 32 31 30 29 28 27 26 25 16 1 2 3 4 5 6 7 8 9 10 11 12 DA13 (MSB) DA12 DA11 DA10 DA9 DA8 DA7 DA6 DA5 DA4 DA3 DA2 17 18 19 20 47 46 45 44 43 48 42 40 39 38 41 21 22 23 24 37 Top View 48−Pin TQFP PFB Package DAC5672A www.ti.com................................................................................................................................................... SLAS528A – SEPTEMBER 2007 – REVISED MAY 2009 TERMINAL FUNCTIONS TERMINAL I/O DESCRIPTION NAME NO. AGND 38 I Analog ground AVDD 47 I Analog supply voltage BIASJ_A 44 O Full-scale output current bias for DACA BIASJ_B 41 O Full-scale output current bias for DACB CLKA/CLKIQ 18 I Clock input for DACA, CLKIQ in interleaved mode CLKB/RESETIQ 19 I Clock input for DACB, RESETIQ in interleaved mode DA[13:0] 1-14 I Data port A. DA13 is MSB and DA0 is LSB. Internal pulldown. DB[13:0] 23-36 I Data port B. DB13 is MSB and DB0 is LSB. Internal pulldown. DGND 15, 21 I Digital ground DVDD 16, 22 I Digital supply voltage EXTIO 43 I/O Internal reference output (bypass with 0.1 µF to AGND) or external reference input GSET 42 I Gain-setting mode: H – 1 resistor, L – 2 resistors. Internal pullup. IOUTA1 46 O DACA current output. Full-scale with all bits of DA high. IOUTA2 45 O DACA complementary current output. Full-scale with all bits of DA low. IOUTB1 39 O DACB current output. Full-scale with all bits of DB high. IOUTB2 40 O DACB complementary current output. Full-scale with all bits of DB low. MODE 48 I Mode Select: H – Dual Bus, L – Interleaved. Internal pullup. Sleep function control input: H – DAC in power-down mode, L – DAC in operating mode. SLEEP 37 I Internal pulldown. WRTA/WRTIQ 17 I Input write signal for PORT A (WRTIQ in interleaving mode) WRTB/SELECTIQ 20 I Input write signal for PORT B (SELECTIQ in interleaving mode) Copyright © 2007–2009, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): DAC5672A |
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