Datasheet Texas Instruments LMH6555
| Manufacturer | Texas Instruments |
| Series | LMH6555 |
Low Distortion 1.2 GHz Differential Driver
Datasheets
LMH6555 Low Distortion 1.2 GHz Differential Driver datasheet
PDF, 1.4 Mb, Revision: D, File published: Mar 18, 2013
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Status
| LMH6555SQ/NOPB | LMH6555SQE/NOPB | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | No |
Packaging
| LMH6555SQ/NOPB | LMH6555SQE/NOPB | |
|---|---|---|
| N | 1 | 2 |
| Pin | 16 | 16 |
| Package Type | RGH | RGH |
| Industry STD Term | WQFN | WQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 1000 | 250 |
| Carrier | LARGE T&R | SMALL T&R |
| Device Marking | L6555SQ | L6555SQ |
| Width (mm) | 4 | 4 |
| Length (mm) | 4 | 4 |
| Thickness (mm) | .75 | .75 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | .8 | .8 |
| Mechanical Data | Download | Download |
Parametrics
| Parameters / Models | LMH6555SQ/NOPB | LMH6555SQE/NOPB |
|---|---|---|
| 2nd Harmonic, dBc | 53 | 53 |
| 3rd Harmonic, dBc | 54 | 54 |
| @ MHz | 750 | 750 |
| Acl, min spec gain, V/V | 4.8 | 4.8 |
| Additional Features | Decompensated | Decompensated |
| Architecture | Bipolar,Current FB,Fully Differential | Bipolar,Current FB,Fully Differential |
| BW @ Acl, MHz | 1200 | 1200 |
| CMRR(Min), dB | 40 | 40 |
| CMRR(Typ), dB | 68 | 68 |
| GBW(Typ), MHz | 1200 | 1200 |
| Input Bias Current(Max), pA | 100000000 | 100000000 |
| Iq per channel(Max), mA | 120 | 120 |
| Iq per channel(Typ), mA | 120 | 120 |
| Number of Channels | 1 | 1 |
| Offset Drift(Typ), uV/C | 100 | 100 |
| Operating Temperature Range, C | -40 to 85 | -40 to 85 |
| Package Group | WQFN | WQFN |
| Package Size: mm2:W x L, PKG | 16WQFN: 16 mm2: 4 x 4(WQFN) | 16WQFN: 16 mm2: 4 x 4(WQFN) |
| Rail-to-Rail | No | No |
| Rating | Catalog | Catalog |
| Slew Rate(Typ), V/us | 3000 | 3000 |
| Total Supply Voltage(Max), +5V=5, +/-5V=10 | 3.6 | 3.6 |
| Total Supply Voltage(Min), +5V=5, +/-5V=10 | 3 | 3 |
| Vn at 1kHz(Typ), nV/rtHz | 24 | 24 |
| Vn at Flatband(Typ), nV/rtHz | 3.9 | 3.9 |
| Vos (Offset Voltage @ 25C)(Max), mV | 50 | 50 |
Eco Plan
| LMH6555SQ/NOPB | LMH6555SQE/NOPB | |
|---|---|---|
| RoHS | Compliant | Compliant |
Application Notes
- A Walk Along the Signal Path (High-Speed Signal Path)PDF, 461 Kb, File published: Mar 30, 2005
- AN-1704 LMH6555 Application as High Speed ADC Input Driver (Rev. A)PDF, 63 Kb, Revision: A, File published: May 1, 2013
This application note discusses the use of the LMH6555 as a high-speed ADC input driver. - Selecting Amplifiers, ADCs, and Clocks for High-Performance Signal PathsPDF, 545 Kb, File published: Sep 13, 2007
- Using High Speed Diff Amp to Drive ADCs (Rev. A)PDF, 175 Kb, Revision: A, File published: Apr 26, 2013
The right high speed differential amplifier will add flexibility to signal chains that include a high speedanalog-to-digital converter (ADC). A differential amplifier can provide signal conditioning such as singleended to differential conversion, impedance transformation, and gain or attenuation. - AN-1719 Noise Figure Analysis Fully Differential Amplifier (Rev. A)PDF, 97 Kb, Revision: A, File published: May 1, 2013
This application note provides noise figure analysis for fully differential amplifiers, including output noisecalculation and noise figure calculation. - Adaptive Speed Control for Automotive SystemsPDF, 324 Kb, File published: Nov 20, 2007
Model Line
Series: LMH6555 (2)
Manufacturer's Classification
- Semiconductors> Amplifiers> Operational Amplifiers (Op Amps)> High-Speed Op Amps (>=50MHz)
