AD7709 查看數據表（PDF） - Analog Devices

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AD7709

16-Bit
Σ-Δ ADC with Switchable Current Sources

Analog Devices 

CS

SCLK

DIN

RDY

CS

SCLK

DOUT

ISINK (1.6mA WITH VDD = 5V

100␮A WITH VDD = 3V)

TO OUTPUT

PIN

50pF

1.6V

ISOURCE (200␮A WITH VDD = 5V

100␮A WITH VDD = 3V)

Figure 1. Load Circuit for Timing Characterization

AD7709

t11

t12

t13

MSB

t14

t15

Figure 2. Write Cycle Timing Diagram

t3

t4

t6

t5

t7

t5A

MSB

Figure 3. Read Cycle Timing Diagram

t16

LSB

t10

t8

t9

LSB

REV. A

–7–

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