AD795KN Analog Devices, AD795KN Datasheet - Page 5

• Manufacturer Part Number: AD795KN
• Description: Low Power/ Low Noise Precision FET Op Amp
• Manufacturer: Analog Devices

Figure 9. Voltage and Current Noise Spectral Density vs.
Temperature
REV. A
Figure 7. Input Bias Current vs. Common-Mode Voltage
Figure 11. Typical Distribution of Input Voltage Noise
12.5
7.5
10
15
5
0.85
0.70
0.60
1.00
0.95
0.90
0.80
0.75
0.65
–60
50
40
30
20
10
0
–15
0
–40
SAMPLE SIZE = 344
f = 1kHz
–20
–10
0.1 TO 10Hz INPUT VOLTAGE NOISE p-p – V
COMMON MODE VOLTAGE – Volts
VOLTAGE NOISE
0
TEMPERATURE –
–5
20
1
CURRENT NOISE
40
0
60
°
C
80
f = 0.1 TO 10Hz
+5
2
100
+10
120
140
100
10
1.0
0.1
0.01
+15
3
–5–
Figure 8. Input Bias Current vs. Differential Input Voltage
Figure 10. Input Voltage Noise vs. Source Resistance
Figure 12. Input Voltage Noise Spectral Density
10
10
10
10
10
10
10
10
10
10
10
100
100
1.0
–11
–12
–13
–14
1.0
–10
1k
10
–9
–4
–6
–7
–8
1k
10
–5
–6
10
1
3
–I
–5
Noise Bandwidth: 0.1 to 10Hz
IN
10
–4
10
DIFFERENTIAL INPUT VOLTAGE – ±Volts
4
–3
100
SOURCE RESISTANCE –
–2
10
5
FREQUENCY – Hz
–1
1k
10
0
6
10k
1
10
7
100k
2
3
10
AD795
1M
8
4
+I
5
IN
10
10M
9
6