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AD5724 データシートの表示(PDF) - Analog Devices

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AD5724 Datasheet PDF : 31 Pages
First Prev 21 22 23 24 25 26 27 28 29 30
AD5724/AD5734/AD5754
Data Sheet
Ideal Output Voltage to Input Code Relationship—AD5734
Table 10. Bipolar Output, Offset Binary Coding
Digital Input
MSB
LSB
±5 V Output Range
11
1111 1111 1111 +2 × REFIN × (8191/8192)
11
1111 1111 1110 +2 × REFIN × (8190/8192)
10
0000 0000 0001 +2 × REFIN × (1/8192)
10
0000 0000 0000 0 V
01
1111 1111 1111 −2 × REFIN × (1/8192)
00
0000 0000 0001 −2 × REFIN × (8191/8192)
00
0000 0000 0000 −2 × REFIN × (8192/8192)
Analog Output
±10 V Output Range
+4 × REFIN × (8191/8192)
+4 × REFIN × (8190/8192)
+4 × REFIN × (1/8192)
0V
−4 × REFIN × (1/8192)
−4 × REFIN × (8191/8192)
−4 × REFIN × (8192/8192)
±10.8 V Output Range
+4.32 × REFIN × (8191/8192)
+4.32 × REFIN × (8190/8192)
+4.32 × REFIN × (1/8192)
0V
−4.32 × REFIN × (1/8192)
−4.32 × REFIN × (8191/8192)
−4.32 × REFIN × (8192/8192)
Table 11. Bipolar Output, Twos Complement Coding
Digital Input
MSB
LSB
±5 V Output Range
01
1111 1111 1111 +2 × REFIN × (8191/8192)
01
1111 1111 1110 +2 × REFIN × (8190/8192)
00
0000 0000 0001 +2 × REFIN × (1/8192)
00
0000 0000 0000 0 V
11
1111 1111 1111 −2 × REFIN × (1/8192)
10
0000 0000 0001 −2 × REFIN × (8191/8192)
10
0000 0000 0000 −2 × REFIN × (8192/8192)
Analog Output
±10 V Output Range
+4 × REFIN × (8191/8192)
+4 × REFIN × (8190/8192)
+4 × REFIN × (1/8192)
0V
−4 × REFIN × (1/8192)
−4 × REFIN × (8191/8192)
−4 × REFIN × (8192/8192)
±10.8 V Output Range
+4.32 × REFIN × (8191/8192)
+4.32 × REFIN × (8190/8192)
+4.32 × REFIN × (1/8192)
0V
−4.32 × REFIN × (1/8192)
−4.32 × REFIN × (8191/8192)
−4.32 × REFIN × (8192/8192)
Table 12. Unipolar Output, Straight Binary Coding
Digital Input
MSB
LSB
+5 V Output Range
11
1111 1111 1111
+2 × REFIN × (16,383/16,384)
11
1111 1111 1110
+2 × REFIN × (16,382/16,384)
10
0000 0000 0001
+2 × REFIN × (8193/16,384)
10
0000 0000 0000
+2 × REFIN × (8192/16,384)
01
1111 1111 1111
+2 × REFIN × (8191/16,384)
00
0000 0000 0001
+2 × REFIN × (1/16,384)
00
0000 0000 0000
0V
Analog Output
+10 V Output Range
+4 × REFIN × (16,383/16,384)
+4 × REFIN × (16,382/16,384)
+4 × REFIN × (8193/16,384)
+4 × REFIN × (8192/16,384)
+4 × REFIN × (8191/16,384)
+4 × REFIN × (1/16,384)
0V
+10.8 V Output Range
+4.32 × REFIN × (16,383/16,384)
+4.32 × REFIN × (16,382/16,384)
+4.32 × REFIN × (8193/16,384)
+4.32 × REFIN × (8192/16,384)
+4.32 × REFIN × (8191/16,384)
+4.32 × REFIN × (1/16,384)
0V
Rev. F | Page 22 of 31

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