Datenblatt-pdf.com


AD8039 Schematic ( PDF Datasheet ) - Analog Devices

Teilenummer AD8039
Beschreibung Low Power 350 MHz Voltage Feedback Amplifiers
Hersteller Analog Devices
Logo Analog Devices Logo 




Gesamt 12 Seiten
AD8039 Datasheet, Funktion
a
FEATURES
Low Power
1 mA Supply Current/Amp
High Speed
350 MHz, –3 dB Bandwidth (G = +1)
425 V/s Slew Rate
Low Cost
Low Noise
8 nV/Hz @ 100 kHz
600 fA/Hz @ 100 kHz
Low Input Bias Current: 750 nA Max
Low Distortion
–90 dB SFDR @ 1 MHz
–65 dB SFDR @ 5 MHz
Wide Supply Range: 3 V to 12 V
Small Packaging: SOT23-8, SC70-5, and SOIC-8
APPLICATIONS
Battery-Powered Instrumentation
Filters
A/D Driver
Level Shifting
Buffering
High Density PC Boards
Photo Multiplier
Low Power 350 MHz
Voltage Feedback Amplifiers
AD8038/AD8039
CONNECTION DIAGRAMS
SOIC-8 (R)
SC70-5 (KS)
NC 1
–IN 2
+IN 3
–VS 4
AD8038
8 DISABLE
7 +VS
6 VOUT
5 NC
NC = NO CONNECT
AD8038
VOUT 1
5 +VS
–VS 2
+–
+IN 3
4 –IN
SOIC-8 (R) and SOT23-8 (RT)*
VOUT1 1
–IN1 2
+IN1 3
–VS 4
AD8039
8 +VS
7 VOUT2
6 –IN2
5 +IN2
PRODUCT DESCRIPTION
The AD8038 (single) and AD8039 (dual) amplifiers are high
speed (350 MHz) voltage feedback amplifiers with an exceptionally
low quiescent current of 1.0 mA/amplifier typical (1.5 mA max).
The AD8038 single amplifier in the SOIC-8 package has a
disable feature. Despite being low power and low cost, the
amplifier provides excellent overall performance. Additionally,
it offers a high slew rate of 425 V/µs and low input offset volt-
age of 3 mV max.
ADI’s proprietary XFCB process allows low noise operation
(8 nV/Hz and 600 fA/Hz) at extremely low quiescent currents.
Given a wide supply voltage range (3 V to 12 V), wide bandwidth,
and small packaging, the AD8038 and AD8039 amplifiers are
designed to work in a variety of applications where power and space
are at a premium.
The AD8038 and AD8039 amplifiers have a wide input common-
mode range of 1 V from either rail and will swing within 1 V of
each rail on the output. These amplifiers are optimized for
driving capacitive loads up to 15 pF. If driving larger capaci-
tive loads, a small series resistor is needed to avoid excessive
peaking or overshoot.
*Not yet released
REV. B
Information furnished by Analog Devices is believed to be accurate and
reliable. However, no responsibility is assumed by Analog Devices for its
use, nor for any infringements of patents or other rights of third parties that
may result from its use. No license is granted by implication or otherwise
under any patent or patent rights of Analog Devices.
The AD8039 amplifier is the only dual low power, high speed
amplifier available in a tiny SOT23-8 package, and the single
AD8038 is available in both a SOIC-8 and a SC70-5 package.
These amps are rated to work over the industrial temperature
range of –40°C to +85°C.
24
21 G = +10
18
15 G = +5
12
9
G = +2
6
3
G = +1
0
–3
–6
0.1
1
10 100
FREQUENCY – MHz
1000
Figure 1. Small Signal Frequency Response for
Various Gains, VOUT = 500 mV p-p, VS = ±5 V
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781/329-4700
www.analog.com
Fax: 781/326-8703
© Analog Devices, Inc., 2002






AD8039 Datasheet, Funktion
AD8038/AD8039
(Default Conditions: ؎5 V, CL = 5 pF, G = +2, RG = RF = 1 k, RL = 2 k, VO = 2 V p-p, Frequency = 1 MHz, TA = 25؇C.)
80
70
60
50
40
30
20
10
0
–10
–20
0.01
180
PHASE
GAIN
135
90
45
0
0.1 1 10 100
FREQUENCY – MHz
–45
1000
TPC 10. Open-Loop Gain and
Phase, VS = ±5 V
9
6 –40؇C
+25؇C
3
+85؇C
0
–3
0.1
1 10 100
FREQUENCY – MHz
1000
TPC 11. Frequency Response
vs. Temperature, Gain = +2, VS
= ±5 V, VOUT = 2V p-p
–50
RL = 500HD2
–55
RL = 500HD3
–60
–65
–70
–75 RL = 2kHD3
RL = 2kHD2
–80
–85
–90
1 2 3 4 5 6 7 8 9 10
FREQUENCY – MHz
TPC 12. Harmonic Distortion vs.
Frequency for Various Loads,
VS = ±5 V, VOUT = 2 V p-p, G = +2
–45
–50 RL = 500HD2
–55 RL = 500HD3
–60
–65
–70
–75 RL = 2kHD3
–80 RL = 2kHD2
–85
–90
1 2 3 4 5 6 7 8 9 10
FREQUENCY – MHz
TPC 13. Harmonic Distortion vs.
Frequency for Various Loads,
VS = 5 V, VOUT = 2 V p-p, G = +2
–50
G = +1 HD2
–60 G = +2 HD2
–70
G = +2 HD3
–80
–90 G = +1 HD3
–100
1 2 3 4 5 6 7 8 9 10
FREQUENCY – MHz
TPC 14. Harmonic Distortion vs.
Frequency for Various Gains,
VS = ±5 V, VOUT = 2 V p-p
–50
G = +1 HD2
–60 G = +2 HD2
–70
G = +2 HD3
–80
–90 G = +1 HD3
–100
1 2 3 4 5 6 7 8 9 10
FREQUENCY – MHz
TPC 15. Harmonic Distortion vs.
Frequency for Various Gains,
VS = 5 V, VOUT = 2 V p-p
–40
10MHz HD2
–50
10MHz HD3
–60
–70
–80
–90
1MHz HD3
1MHz HD2
5MHz HD2
5MHz HD3
–100
1
23
AMPLITUDE – V p-p
4
TPC 16. Harmonic Distortion vs.
VOUT Amplitude for Various
Frequencies, VS = ±5 V, G = +2
–45
10MHz HD2
–55
10MHz HD3
–65
5MHz HD2
5MHz HD3
–75
1MHz HD3
–85 1MHz HD2
–95
1.0
1.5 2.0 2.5
AMPLITUDE – V p-p
3.0
TPC 17. Harmonic Distortion vs.
Amplitude for Various Frequencies,
VS = 5 V, G = +2
1000
100
10
1
10 100 1k 10k 100k 1M 10M 100M
FREQUENCY – Hz
TPC 18. Input Voltage Noise vs.
Frequency
–6– REV. B

6 Page









AD8039 pdf, datenblatt
AD8038/AD8039
Revision History
Location
Page
5/02–Data Sheet changed from REV. A to REV. B.
Add part number AD8038 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . UNIVERSAL
Changes to Product Title . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Changes to FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Changes to PRODUCT DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Changes to CONNECTION DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Update to SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Update to MAXIMUM POWER DISSIPATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Update to OUTPUT SHORT CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Update to ORDERING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Change to FIGURE 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Change to TPC 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Change to TPC 18 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Change to TPC 27 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Change to TPC 29 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Change to TPC 30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Change to TPC 31 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Added TPC 36 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Added TPC 37 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Edits to Low Power Active Video Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Change to Figure 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Data Sheet changed from REV. 0 to REV. A.
Changes to FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Update SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2, 3
Edits to TPC 19 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
–12–
REV. B

12 Page





SeitenGesamt 12 Seiten
PDF Download[ AD8039 Schematic.PDF ]

Link teilen




Besondere Datenblatt

TeilenummerBeschreibungHersteller
AD8030High Speed Rail-to-Rail Input / Output AmplifierAnalog Devices
Analog Devices
AD8031Rail-to-Rail I/O AmplifiersAnalog Devices
Analog Devices
AD8032Rail-to-Rail I/O AmplifiersAnalog Devices
Analog Devices
AD8033Op AmpsAnalog Devices
Analog Devices
AD8034Op AmpsAnalog Devices
Analog Devices

TeilenummerBeschreibungHersteller
CD40175BC

Hex D-Type Flip-Flop / Quad D-Type Flip-Flop.

Fairchild Semiconductor
Fairchild Semiconductor
KTD1146

EPITAXIAL PLANAR NPN TRANSISTOR.

KEC
KEC


www.Datenblatt-PDF.com       |      2020       |      Kontakt     |      Suche