Datasheet LTC1604 (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | High Speed, 16-Bit, 333ksps Sampling A/D Converter with Shutdown |
| Páginas / Página | 20 / 7 — FUNCTIONAL BLOCK DIAGRAM. TEST CIRCUIT. Load Circuits for Access Timing. … |
| Formato / tamaño de archivo | PDF / 586 Kb |
| Idioma del documento | Inglés |
FUNCTIONAL BLOCK DIAGRAM. TEST CIRCUIT. Load Circuits for Access Timing. Load Circuits for Output Float Delay
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LTC1604
FUNCTIONAL BLOCK DIAGRAM
2.2μF 10μF 5V 10μF 5V 10μF 10Ω + + + 3 36 35 9 10 V AV REF DD AVDD DVDD DGND SHDN 33 CS 32 CONTROL μP LOGIC CONVST 31 REFCOMP CONTROL 4 7.5k AND 2.5V RD 30 1.75X LINES TIMING + 4.375V REF BUSY 27 47μF OVDD 29 5V OR + 3V 10μF + OGND 28 1 AIN + DIFFERENTIAL 16-BIT OUTPUT ANALOG INPUT B15 TO B0 – SAMPLING 16-BIT BUFFERS ±2.5V 2 AIN ADC – D15 TO D0 PARALLEL BUS 11 TO 26 AGND AGND AGND AGND VSS 1604 TA01 5 6 7 8 34 10μF + –5V
TEST CIRCUIT Load Circuits for Access Timing Load Circuits for Output Float Delay
5V 5V 1k 1k DN DN DN DN 1k CL CL 1k CL CL (A) Hi-Z TO VOH AND VOL TO VOH (B) Hi-Z TO VOL AND VOH TO VOL (A) VOH TO Hi-Z (B) VOL TO Hi-Z 1604 TC01 1604 TC02 1604fa 7
FUNCTIONAL BLOCK DIAGRAM
2.2μF 10μF 5V 10μF 5V 10μF 10Ω + + + 3 36 35 9 10 V AV REF DD AVDD DVDD DGND SHDN 33 CS 32 CONTROL μP LOGIC CONVST 31 REFCOMP CONTROL 4 7.5k AND 2.5V RD 30 1.75X LINES TIMING + 4.375V REF BUSY 27 47μF OVDD 29 5V OR + 3V 10μF + OGND 28 1 AIN + DIFFERENTIAL 16-BIT OUTPUT ANALOG INPUT B15 TO B0 – SAMPLING 16-BIT BUFFERS ±2.5V 2 AIN ADC – D15 TO D0 PARALLEL BUS 11 TO 26 AGND AGND AGND AGND VSS 1604 TA01 5 6 7 8 34 10μF + –5V
TEST CIRCUIT Load Circuits for Access Timing Load Circuits for Output Float Delay
5V 5V 1k 1k DN DN DN DN 1k CL CL 1k CL CL (A) Hi-Z TO VOH AND VOL TO VOH (B) Hi-Z TO VOL AND VOH TO VOL (A) VOH TO Hi-Z (B) VOL TO Hi-Z 1604 TC01 1604 TC02 1604fa 7