Datasheet
Table Of Contents
- Specifications
- Pinout
- Package drawings
- Ordering Guide
- Features
- Applications
- Product Description
- Absolute Maximum Ratings
- Typical Characteristics
- APPLICATION NOTES Input Characteristics
- OUTPUT CHARACTERISTICS
- OFFSET VOLTAGE ADJUSTMENT
- DIAGRAMS
- Unity-Gain Follower
- Unity-Gain Follower
- Gain of Two Inverter
- Total Noise vs. Source Impedance
- Extending Unity Gain Follower Capacitive Load Capability Beyond 350 pF
- Offset Null
- Capacitive Load Tolerance vs. Noise Gain
- Single Supply Half- and Full-Wave Rectifier
- Single Supply 4.5 Volt Low Dropout Reference
- 10 Hz Sallen Key Low-Pass Filter

0.5
50
0
0
30
10
–0.4
20
–0.5
40
0.40.30.20.1–0.1–0.2–0.3
OFFSET VOLTAGE – mV
NUMBER OF UNITS
V
S
= 0V, 5V
Figure 1. Typical Distribution of Offset Voltage (248 Units)
OFFSET VOLTAGE DRIFT – µV/°C
48
0
10
24
8
–8
16
–10
40
32
84206–2–4–6
% IN BIN
V
S
= ±5V
V
S
= ±15V
Figure 2. Typical Distribution of Offset Voltage Drift
(120 Units)
50
0
10
15
5
1
10
0
30
20
25
35
40
45
98765432
INPUT BIAS CURRENT – pA
NUMBER OF UNITS
Figure 3. Typical Distribution of Input Bias Current
(213 Units)
INPUT BIAS CURRENT – pA
5
0
–5
–5 –4 543210–1–2–3
COMMON-MODE VOLTAGE – V
V
S
= ±5V
V
S
= 0V, +5V AND ±5V
Figure 4. Input Bias Current vs. Common-Mode
Voltage; V
S
= +5 V, 0 V and V
S
=
±
5 V
INPUT BIAS CURRENT – pA
COMMON-MODE VOLTAGE – V
1k
10
0.1
–16 –12 1612840–4–8
100
1
Figure 5. Input Bias Current vs. Common-Mode
Voltage; V
S
=
±
15 V
100k
100
0.1
20 40 1401201008060
1k
10k
1
10
TEMPERATURE – °C
INPUT BIAS CURRENT – pA
Figure 6. Input Bias Current vs. Temperature;
V
S
= 5 V, V
CM
= 0
Typical Characteristics–AD820
REV. A
–7–