THAT1246P08-U THAT Corporation, THAT1246P08-U Datasheet

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THAT1246P08-U

Manufacturer Part Number
THAT1246P08-U
Description
LINE RECEIVER, BALANCED, 1246, DIP8
Manufacturer
THAT Corporation
Datasheet

Specifications of THAT1246P08-U

Device Type
Differential
Supply Voltage Range
6V To 36V
Driver Case Style
DIP
No. Of Pins
8
Operating Temperature Range
0°C To +85°C
Operating Temperature Max
85°C
Operating Temperature
RoHS Compliant
Bandwidth
8.6MHz
Base Number
1246
Rohs Compliant
Yes
• High CMRR: typ. 90 dB at 60Hz
• Excellent audio performance
• Low current: typ. 2 mA
• Several gains: 0 dB, ±3 dB, ±6 dB
• Industry Standard Pinout
tial amplifiers was designed primarily for use as
balanced line receivers for audio applications.
Gains of 0 dB, ±3 dB, and ±6 dB are available to
suit various applications requirements.
form to obtain the precision resistor matching
needed for high CMR performance and precise
gain.
proprietary complementary dielectric isolation
(DI) process, the THAT 1240-series provides the
sonic benefits of discrete designs with the
– Wide bandwidth: typ. >8.6 MHz
– High slew rate: typ. 12 V/μs
– Low distortion: typ. 0.0006% THD
– Low noise: typ. -104 dBu
The THAT 1240-series of precision differen-
These devices are laser trimmed in wafer
THAT1240
THAT1243
THAT1246
Part no.
Manufactured
Figure 1. THAT 1240-series equivalent circuit diagram
In+
In-
FEATURES
Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com
R
R
-3 dB
-6 dB
Gain
0 dB
THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA
1
3
Copyright © 2008, THAT Corporation
in
Vee
THAT
Vcc
R
1
Corporation’s
NC
, R
R
R
4
3
2
Description
R
2
, R
Sense
Vout
Ref
4
simplicity, reliability, matching, and small size of
a fully integrated solution.
90 dB of common-mode rejection. With 12 V/μs
slew
0.0006 % THD, these devices are sonically trans-
parent.
typically a low 2 mA. Both surface-mount and
DIP packages are available.
TI INA137 and Analog Devices SSM2143, while
the THAT 1240 is pin-compatible with the
INA134 and the SSM2141.
• Balanced Audio Line Receivers
• Instrumentation Amplifiers
• Differential Amplifiers
• Precision Summers
• Current Shunt Monitors
Document 600035 Rev 04
All three versions of the part typically exhibit
The THAT 1246 is pin-compatible with the
rate,
Balanced Line Receiver ICs
Moreover,
APPLICATIONS
>8.6
Pin Name
THAT 1240, 1243, 1246
Table 1. 1240-series pin assignments
Sense
±3 dB
±6 dB
Gain
Vout
0 dB
Vee
Vcc
Ref
NC
In+
In-
Table 2. Ordering information
current
MHz
Plastic DIP
1240P08-U
1243P08-U
1246P08-U
DIP Pin
bandwidth,
consumption
1
2
3
4
5
6
7
8
1240S08-U
1243S08-U
1246S08-U
Plastic SO
SO Pin
and
1
2
3
4
5
6
7
8
is

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THAT1246P08-U Summary of contents

Page 1

... THAT1243 -3 dB THAT1246 -6 dB Figure 1. THAT 1240-series equivalent circuit diagram THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com Copyright © 2008, THAT Corporation Balanced Line Receiver ICs • Balanced Audio Line Receivers • ...

Page 2

... While specific resistor ratios are very closely trimmed, absolute resistance values can vary ±25% from the typical values show n. Input impedance is monitored by lot sampling. 6. Defined with respect to differential gain. 7. Parameter guaranteed over the entire range of power supply and temperature. THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com Page SPECIFICATIONS ...

Page 3

... Resistor Trimming, Values, and CMRR The 1240-series devices rely upon proprietary, laser-trimmed, silicon-chromium (Si-Cr), thin-film, integrated resistors to deliver the precise matching required to achieve common mode rejection THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com Page Conditions R = 2kΩ ...

Page 4

... Vol. 43, No articles by Stephen Macatee, Bill Whitlock, and others. Note that, because of the tight matching of the internal resistor ratios, coupled with the uncertainty THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com Page absolute value of any individual resistor, RF ...

Page 5

... In+ 100n V EE Figure 4. RFI and supply bypassing THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com Page must be kept under 125 ºC to maintain the devices’ specifications. These devices are stable with up to 300 pF of load capacitance ...

Page 6

... Ref In Figure line receiver THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com Page Applications between their respective outputs is +24 dBu. An attenuator network brings this signal down while attenuating the noise of the line receivers as well ...

Page 7

... In 2 In Figure 12. Circuit for audio ADCs with balanced inputs Figure 13. Automated gain control of a balanced signal THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com Page In- Output R1 Rg In+ Figure 11. Instrumentation amplifier +24 dBu, since the THAT 1243 output stage is capable of accepting 21 dBu without distortion ...

Page 8

... Figure 14. -P (DIP) version package outline drawing THAT Corporation; 45 Sumner Street; Milford, MA 01757-1656; USA Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com Page Package Information Neither the lead-frames nor the plastic mold compounds used in the 1240-series contains any ...

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