Datasheet LTC2249 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 14-Bit, 80Msps Low Power 3V ADC |
| Seiten / Seite | 24 / 9 — FUNCTIONAL BLOCK DIAGRA. Figure 1. Functional Block Diagram |
| Dateiformat / Größe | PDF / 565 Kb |
| Dokumentensprache | Englisch |
FUNCTIONAL BLOCK DIAGRA. Figure 1. Functional Block Diagram
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Textversion des Dokuments
LTC2249
U U W FUNCTIONAL BLOCK DIAGRA
A + IN INPUT FIRST PIPELINED SECOND PIPELINED THIRD PIPELINED FOURTH PIPELINED FIFTH PIPELINED SIXTH PIPELINED – S/H ADC STAGE ADC STAGE ADC STAGE ADC STAGE ADC STAGE ADC STAGE AIN VCM 1.5V REFERENCE SHIFT REGISTER 2.2µF AND CORRECTION RANGE SELECT REFH REFL INTERNAL CLOCK SIGNALS OVDD REF SENSE BUF OF D13 DIFF CLOCK/DUTY CONTROL OUTPUT REF CYCLE LOGIC • DRIVERS AMP CONTROL • • D0 REFH 0.1µF REFL 2249 F01 OGND CLK MODE SHDN OE 2.2µF 1µF 1µF
Figure 1. Functional Block Diagram
2249fa 9
U U W FUNCTIONAL BLOCK DIAGRA
A + IN INPUT FIRST PIPELINED SECOND PIPELINED THIRD PIPELINED FOURTH PIPELINED FIFTH PIPELINED SIXTH PIPELINED – S/H ADC STAGE ADC STAGE ADC STAGE ADC STAGE ADC STAGE ADC STAGE AIN VCM 1.5V REFERENCE SHIFT REGISTER 2.2µF AND CORRECTION RANGE SELECT REFH REFL INTERNAL CLOCK SIGNALS OVDD REF SENSE BUF OF D13 DIFF CLOCK/DUTY CONTROL OUTPUT REF CYCLE LOGIC • DRIVERS AMP CONTROL • • D0 REFH 0.1µF REFL 2249 F01 OGND CLK MODE SHDN OE 2.2µF 1µF 1µF
Figure 1. Functional Block Diagram
2249fa 9