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Número de pieza | INA2137PA | |
Descripción | AUDIO DIFFERENTIAL LINE RECEIVERS 6dB G = 1/2 or 2 | |
Fabricantes | Burr-Brown Corporation | |
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INA137
INA2137
INA137
INA2137
INA137
INA2137
AUDIO DIFFERENTIAL LINE RECEIVERS
±6dB (G = 1/2 or 2)
FEATURES
APPLICATIONS
q SINGLE AND DUAL VERSIONS
q LOW DISTORTION: 0.0005% at f = 1kHz
q HIGH SLEW RATE: 14V/µs
q FAST SETTLING TIME: 3µs to 0.01%
q WIDE SUPPLY RANGE: ±4V to ±18V
q LOW QUIESCENT CURRENT: 2.9mA max
q HIGH CMRR: 90dB
q FIXED GAIN = ±6dB
q PACKAGES—SINGLE: 8-PIN DIP, SO-8
DUAL: 14-PIN DIP, SO-14
DESCRIPTION
q AUDIO DIFFERENTIAL LINE RECEIVER
q G = 1/2 OR G = 2 AMPLIFIER
q INSTRUMENTATION BUILDING BLOCK
q CURRENT SHUNT MONITOR
q VOLTAGE-CONTROLLED CURRENT
SOURCE
q GROUND LOOP ELIMINATOR
V+
7
–In 2
12kΩ
6kΩ 5 Sense
The INA137 and INA2137 are differential line receivers
consisting of high performance op amps with on-chip
precision resistors. They are fully specified for high
performance audio applications and have excellent ac
specifications, including low distortion (0.0005% at
1kHz) and high slew rate (14V/µs), assuring good
dynamic response. In addition, wide output voltage
swing and high output drive capability allow use in a
wide variety of demanding applications. The dual ver-
sion features completely independent circuitry for low-
est crosstalk and freedom from interaction, even when
overdriven or overloaded.
The INA137 and INA2137 on-chip resistors are laser
trimmed for accurate gain and optimum
common-mode rejection. Furthermore, excellent TCR
tracking of the resistors maintains gain accuracy and
common-mode rejection over temperature. Operation
is guaranteed from ±4V to ±18V (8V to 36V total
supply).
The INA137 is available in 8-pin DIP and SO-8
surface-mount packages. The INA2137 comes in
14-pin DIP and SO-14 surface-mount packages. Both
are specified for operation over the extended industrial
temperature range, –40°C to +85°C.
6 Output
+In 3
12kΩ
6kΩ
1 Ref
INA137
4
V–
V+
11
–In A 2
12kΩ
6kΩ
12 Sense A
+In A 3
12kΩ
–In B 6
12kΩ
A
6kΩ
6kΩ
13 Out A
14 Ref A
10 Sense B
B 9 Out B
+In B 5
12kΩ
6kΩ 8
INA2137
4
V–
Ref B
International Airport Industrial Park • Mailing Address: PO Box 11400, Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706 • Tel: (520) 746-1111 • Twx: 910-952-1111
Internet: http://www.burr-brown.com/ • FAXLine: (800) 548-6133 (US/Canada Only) • Cable: BBRCORP • Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132
©1997 Burr-Brown Corporation
PDS-1391B
Printed in U.S.A. July, 1997
1 page TYPICAL PERFORMANCE CURVES (CONT)
At TA = +25°C, VS = ±18V, and G = 1/2, unless otherwise noted.
10
0
–10
–20
–30
1k
GAIN vs FREQUENCY
10k 100k 1M
Frequency (Hz)
10M
COMMON-MODE REJECTION vs FREQUENCY
100
80
60
40
1k
RTO
10k 100k
Frequency (Hz)
1M
POWER SUPPLY REJECTION vs FREQUENCY
120
RTO
100
80 –PSR
60
40
+PSR
20
0
100
1k 10k 100k
Frequency (Hz)
1M
MAXIMUM OUTPUT VOLTAGE vs FREQUENCY
40
30
20
10
0
100 1k 10k 100k 1M 10M
Frequency (Hz)
CHANNEL SEPARATION vs FREQUENCY
130
RL = 100kΩ
120
RL = 2kΩ
110
100
Dual Devices
90
20
100
1k
Frequency (Hz)
10k 20k
INPUT COMMON-MODE VOLTAGE
vs OUTPUT VOLTAGE
80
G = 1/2
60 VS = ±18V
40
20
0
–20
–40
–60 VREF = 0V
RL = 2kΩ
–80
–20 –15 –10
–5
0
5 10 15 20
Output Voltage (V)
®
5 INA137, INA2137
5 Page |
Páginas | Total 9 Páginas | |
PDF Descargar | [ Datasheet INA2137PA.PDF ] |
Número de pieza | Descripción | Fabricantes |
INA2137PA | AUDIO DIFFERENTIAL LINE RECEIVERS 6dB G = 1/2 or 2 | Burr-Brown Corporation |
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