AD5791ARUZ Datasheet, PDF (15/28 Pages) Analog Devices – 1 ppm 20-Bit, ±1 LSB INL, Voltage Output DAC

Data Sheet
5
±10V SPAN
4
+10V SPAN
+5V SPAN
3
2
1
0
–1
–2
–3 ^{AD8676 REFERENCE BUFFERS}
AD8675 OUTPUT BUFFER
–4 ^VDD ^{= +15V}
V_SS = –15V
–5
–55 –35 –15 5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 36. Zero-Scale Error vs. Temperature
4
AD8676 REFERENCE BUFFERS
3 ^{AD8675 OUTPUT BUFFER}
V_DD = +15V
2 ^{VSS = –15V}
1
±10V SPAN
+10V SPAN
+5V SPAN
0
–1
–2
–3
–4
–5
–55 –35 –15
5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 37. Gain Error vs. Temperature
900
T_A = 25°C
800
700
600
500
IOV_CC = 5V, LOGIC VOLTAGE
INCREASING
IOV_CC = 5V, LOGIC VOLTAGE
DECREASING
IOV_CC = 3V, LOGIC VOLTAGE
INCREASING
IOV_CC = 3V, LOGIC VOLTAGE
DECREASING
400
300
200
100
0
0
1
2
3
4
5
6
LOGIC INPUT VOLTAGE (V)
Figure 38. IOICC vs. Logic Input Voltage
AD5791
5
T_A = 25°C
4
I_DD
3
2
1
0
–1
–2
–3
I_SS
–4
–5
–20 –15 –10
–5
0
5
V_DD/V_SS (V)
10
15
20
Figure 39. Power Supply Currents vs. Power Supply Voltages
V_DD = +15V
V_SS = –15V
3
V_REFP = +10V
V_REFN = –10V
AD8676 REFERENCE BUFFERS
OUTPUT UNBUFFERED
LOAD = 10MΩ||20pF
4
CH3 5V
CH4 5V
200ns
Figure 40. Rising Full-Scale Voltage Step
V_DD = +15V
V_SS = –15V
V_REFP = +10V
V_REFN = –10V
AD8676 REFERENCE BUFFERS
OUTPUT UNBUFFERED
LOAD = 10MΩ||20pF
3
4
CH3 5V
CH4 5V
200ns
Figure 41. Falling Full-Scale Voltage Step
Rev. C | Page 15 of 28