AD8614/AD8644
Rev. B | Page 4 of 16
ABSOLUTE MAXIMUM RATINGS
Table 2.
Parameter Rating
Supply Voltage 20 V
Input Voltage GND to V
S
Storage Temperature Range −65°C to +150°C
Operating Temperature Range −20°C to +85°C
Junction Temperature Range −65°C to +150°C
Lead Temperature Range (Soldering, 60 sec) 300°C
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
THERMAL RESISTANCE
θ
JA
is specified for the worst-case conditions, that is, a device
soldered in a circuit board for surface-mount packages.
Table 3. Thermal Resistance
Package Type θ
JA
θ
JC
Unit
5-Lead SOT-23 (RJ) 230 140 °C/W
14-Lead TSSOP (RU) 180 35 °C/W
14-Lead SOIC (R) 120 56 °C/W
ESD CAUTION
AD8614/AD8644
Rev. B | Page 5 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
CAPACITANCE (pF)
50
45
0
40
35
30
25
20
15
10
5
–OS
SMALL SIGNAL OVERSHOOT (%)
V
S
=18V
R
L
=2k
T
A
=25°C
10 100 1k 10k
+OS
06485-004
Figure 4. Small Signal Overshoot vs. Load Capacitance
12
–12
8
4
0
–4
–8
0.1%
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
SETTLING TIME (µs)
OUTPUT SWING FROM 0 TO ±V
0.01%
0.01%
0.1%
06485-005
Figure 5. Output Swing vs. Settling Time
GAIN (dB)
FREQUENCY (Hz)
80
60
40
20
0
45
90
135
180
PHASE SHIFT (Degrees)
1k 10k 100k 1M 10M 100M
5V V
S
18V
R
L
=1M
C
L
=40pF
T
A
= 25°C
06485-006
Figure 6. Open-Loop Gain and Phase Shift vs. Frequency
VOLTAGE (1V/DIV)
7.5
6.5
5.5
4.5
3.5
2.5
1.5
0.5
–0.5
–1.5
–2.5
TIME (1µs/DIV)
V
S
=5V
R
L
=2k
C
L
=200pF
A
V
=1
T
A
=25°C
06485-007
Figure 7. Large Signal Transient Response, V
S
= 5 V
VOLTAGE (4V/DIV)
29
25
21
17
13
9
5
1
–3
–7
–11
V
S
=18V
R
L
=2k
C
L
=200pF
A
V
=1
T
A
= 25°C
TIME (1µs/DIV)
06485-008
Figure 8. Large Signal Transient Response, V
S
= 18 V
TIME (500ns/DIV)
V
S
2
VOLTAGE (50mV/DIV)
V
S
=5V V
S
18V
R
L
=2k
C
L
= 200pF
A
V
=1
T
A
= 25°C
06485-009
Figure 9. Small Signal Transient Response
AD8614/AD8644
Rev. B | Page 6 of 16
LOAD CURRENT (mA)
10
1
100
1k
10k
ΔOUTPUT VOLTAGE (mV)
5V V
S
18V
T
A
=25°C
SOURCE
SINK
0.001 0.01 0.1 1 10 100
06485-010
Figure 10. Output Voltage to Supply Rail vs. Load Current
1000
400
0
900
500
300
100
700
600
200
800
SUPPLY CURRENT/AMPLIFIER (µA)
012345678910
SUPPLY VOLTAGE (±V)
T
A
= 25°C
06485-011
Figure 11. Supply Current vs. Supply Voltage
400
0
–400
300
200
–200
–300
100
–100
INPUT BIAS CURRENT (nA)
COMMON-MODE VOLTAGE (V)
–2.5 –1.5 –0.5 0.5 1.5 2.5
V
S
= ±2.5V
06485-012
Figure 12. Input Bias Current vs. Common-Mode Voltage, V
S
= ±2.5 V
COMMON-MODE VOLTAGE (V)
400
0
–400
300
200
–200
–300
100
–100
INPUT BIAS CURRENT (nA)
V
S
9V
97531013579
06485-013
Figure 13. Input Bias Current vs. Common-Mode Voltage, V
S
= ±9 V
INPUT OFFSET VOLTAGE (mV)
QUANTITY (Amplifiers)
180
160
0
80
60
40
20
140
100
120
2.5V V
S
9V
T
A
= 25°C
2.01.51.00.50–0.5–1.0–1.5–2.0
06485-014
Figure 14. Input Offset Voltage Distribution
SUPPLY CURRENT/AMPLIFIER (mA)
1.0
0.9
0.5
0.8
0.7
0.6
V
S
=18V
V
S
=5V
TEMPERATURE (°C)
–35 –15 5 25 45 65 85
06485-015
Figure 15. Supply Current vs. Temperature

AD8614ARTZ-REEL7

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Precision Amplifiers IC 18V Single
Lifecycle:
New from this manufacturer.
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