Datasheet LTC1416 (Analog Devices) - 14
| Hersteller | Analog Devices |
| Beschreibung | Low Power 14-Bit, 400ksps Sampling ADC |
| Seiten / Seite | 20 / 14 — APPLICATIONS INFORMATION. Figure 12a. Using the LT1373 to Generate a – 5V … |
| Dateiformat / Größe | PDF / 338 Kb |
| Dokumentensprache | Englisch |
APPLICATIONS INFORMATION. Figure 12a. Using the LT1373 to Generate a – 5V Supply
Modelllinie für dieses Datenblatt
Textversion des Dokuments
LTC1416
U U W U APPLICATIONS INFORMATION
5V –5V C6 2 L1 3 1 28 A + AV IN DD ANALOG 2 27 INPUT A – DV + IN DD C7 1 4 C11 1µF CER 3 26 V V 100µF REF SS CUK* C10 10V 4 25 CONVERTER COMP BUSY 10µF TANT C5 CER 5 24 AGND CS 5 8 V V C8 IN SW R4 6 23 + 4.99k D13 (MSB) CONVST MICROPROCESSOR/ 22µF 4 S/S C12 U2 1% MICROCONTROLLER 10V 7 22 0.1µF LT1373 D12 RD 7 3 INTERFACE TANT GND NFB 8 21 D1 D11 SHDN 6 1 GND S VC 9 20 D10 D0 R3 R5 R6 LTC1416 4.99k 499Ω 10 19 4.99k D9 D1 1% 1% C9 11 18 0.01µF D8 D2 1416 F12a 12 17 D7 D3 C5 = 22µF CERAMIC 13 16 D6 D4 C6, C7 = 10µF CERAMIC L1 = OCTAPAC CTX-100-1 14 15 DGND D5 D1 = 1N5818
Figure 12a. Using the LT1373 to Generate a – 5V Supply
5V –5V C6 1 28 C4 A + AV C2 100 IN DD µF ANALOG 2µF TANT INPUT 2 27 A – DV 1 8 IN DD C7 V+ FB/SHDN 1µF CER 3 26 + V V 2 7 REF SS CAP+ U1 OSC 4 25 C1 COMP BUSY + 3 LT1054 6 R1, 30.1k C3 C5 10µF GND VREF 0.002µF 5 24 TANT AGND CS 4 5 R2, 120k CAP– VOUT 6 23 D13 (MSB) CONVST MICROPROCESSOR/ 1416 F12b 7 22 MICROCONTROLLER D12 RD INTERFACE 8 21 D11 SHDN 9 20 D10 D0 LTC1416 10 19 D9 D1 11 18 D8 D2 12 17 D7 D3 13 16 C5 = 22µF CERAMIC D6 D4 C6, C7 = 10µF CERAMIC 14 15 DGND D5
Figure 12b. Using the LT1054 to Generate a – 5V Supply
14
U U W U APPLICATIONS INFORMATION
5V –5V C6 2 L1 3 1 28 A + AV IN DD ANALOG 2 27 INPUT A – DV + IN DD C7 1 4 C11 1µF CER 3 26 V V 100µF REF SS CUK* C10 10V 4 25 CONVERTER COMP BUSY 10µF TANT C5 CER 5 24 AGND CS 5 8 V V C8 IN SW R4 6 23 + 4.99k D13 (MSB) CONVST MICROPROCESSOR/ 22µF 4 S/S C12 U2 1% MICROCONTROLLER 10V 7 22 0.1µF LT1373 D12 RD 7 3 INTERFACE TANT GND NFB 8 21 D1 D11 SHDN 6 1 GND S VC 9 20 D10 D0 R3 R5 R6 LTC1416 4.99k 499Ω 10 19 4.99k D9 D1 1% 1% C9 11 18 0.01µF D8 D2 1416 F12a 12 17 D7 D3 C5 = 22µF CERAMIC 13 16 D6 D4 C6, C7 = 10µF CERAMIC L1 = OCTAPAC CTX-100-1 14 15 DGND D5 D1 = 1N5818
Figure 12a. Using the LT1373 to Generate a – 5V Supply
5V –5V C6 1 28 C4 A + AV C2 100 IN DD µF ANALOG 2µF TANT INPUT 2 27 A – DV 1 8 IN DD C7 V+ FB/SHDN 1µF CER 3 26 + V V 2 7 REF SS CAP+ U1 OSC 4 25 C1 COMP BUSY + 3 LT1054 6 R1, 30.1k C3 C5 10µF GND VREF 0.002µF 5 24 TANT AGND CS 4 5 R2, 120k CAP– VOUT 6 23 D13 (MSB) CONVST MICROPROCESSOR/ 1416 F12b 7 22 MICROCONTROLLER D12 RD INTERFACE 8 21 D11 SHDN 9 20 D10 D0 LTC1416 10 19 D9 D1 11 18 D8 D2 12 17 D7 D3 13 16 C5 = 22µF CERAMIC D6 D4 C6, C7 = 10µF CERAMIC 14 15 DGND D5
Figure 12b. Using the LT1054 to Generate a – 5V Supply
14