EVAL-AD5379EBZ Analog Devices Inc, EVAL-AD5379EBZ Datasheet - Page 24

• Manufacturer Part Number: EVAL-AD5379EBZ
• Description: BOARD EVALUATION FOR AD5379
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD5379EBZ

• Number Of Dac's: 40
• Number Of Bits: 14
• Outputs And Type: 40, Single Ended
• Sampling Rate (per Second): 50k
• Data Interface: Serial, Parallel
• Settling Time: 20µs
• Dac Type: Voltage
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD5379
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5379
DATA DECODING
The AD5379 contains a 14-bit data bus, DB13 to DB0. Depend-
ing on the values of REG1 and REG0, this data is loaded into
the addressed DAC input register(s), offset (c) register(s), gain
(m) register(s), or the special function register.
Table 12. DAC Data Format (REG1 = 1, REG0 = 1)
DB13 to DB0
11 1111 1111 1111
11 1111 1111 1110
10 0000 0000 0001
10 0000 0000 0000
01 1111 1111 1111
00 0000 0000 0001
00 0000 0000 0000
Table 13. Offset Data Format (REG1 = 1, REG0 = 0)
DB13 to DB0
11 1111 1111 1111
11 1111 1111 1110
10 0000 0000 0001
10 0000 0000 0000
01 1111 1111 1111
00 0000 0000 0001
00 0000 0000 0000
DAC Output
(16383/16384) V
(16382/16384) V
(8193/16384) V
(8192/16384) V
(8191/16384) V
(1/16384) V
0 V
Offset (LSB)
+8191
+8190
+1
+0
−1
−8191
−8192
REF
(+) V
REF
REF
REF
REF
REF
(+) V
(+) V
(+) V
(+) V
(+) V
Rev. B | Page 24 of 28
Table 14. Gain Data Format (REG1 = 0, REG0 = 1)
DB13 to DB1
1 1111 1111 1111
1 1111 1111 1110
1 0000 0000 0001
1 0000 0000 0000
0 1111 1111 1111
0 0000 0000 0001
0 0000 0000 0000
Table 15. Special Function Data Format (REG1 = 0, REG0 = 0)
DB13 to DB0
00000 10 1111111
00000 10 0000111
00000 10 0000001
00000 X0 0000000
00000 00 0000001
00000 00 0000111
00000 00 1111111
Table 16. Soft Reset (REG1 = 0, REG0 = 0)
DB13 to DB0
11 1111 1111 1111
Gain
8192/8192
8191/8192
4098/8192
4097/8192
4096/8192
2/8192
1/8192
Increment/Decrement Step (LSB)
+127
+7
+1
0
−1
−7
−128
DAC Output
REFGND