THS6053CD - 175mA ADSL Line Driver | Texas Instruments
MPN: THS6053CD ✓ AktifTHS6053CD Ringkasan
An ADSL CPE line driver is a specialized interface-circuit component that converts upstream transmitter signals into high-current, low-distortion drive signals suitable for telephone or power lines. This device belongs to the current-output line-driver class, which sits below high-speed operational amplifiers and above the wider category of interface ICs. Its dual-polarity supply architecture enables symmetrical signal swing around ground, making it suitable for balanced communication links and transformer-coupled line interfaces.
The THS6053 offers low noninverting current noise of 2.7 pA/sqrt Hz, helping reduce feedback from the line-driver output into the downstream receive channel. It is intended for full-rate ADSL and G.Lite systems and is compatible with a 1:1 transformer ratio. A shutdown function allows the circuit to enter a controlled low-power state when line-driver operation is not required, making the device useful in continuously powered telecom and networking equipment.
The dual current-output architecture is intended to drive external circuitry rather than directly driving a conventional voltage-output load. Because current-mode outputs can exhibit high compliance-voltage requirements, the external network, transformer, and supply headroom must be checked carefully. Noise and distortion performance also depend on the complete signal path, including the external resistor and transformer network, supply bypassing, and PCB grounding. The THS6053CD should therefore be treated as a complete line-interface subcircuit rather than as a general-purpose logic driver.
Typical uses include ADSL CPE line interfaces, G.Lite modems, power-line communication equipment, balanced telephone-line transmitters, and other high-speed communications systems requiring bipolar current drive. Its 14-pin SOIC package is suitable for conventional surface-mount assembly and allows routing on both sides of a two-layer PCB.
Designers should place input, supply, and output-network components close to the device, use low-inductance bypass capacitors on each supply rail, and maintain a quiet ground return. Verify external resistor values, current compliance, transformer ratio, bandwidth, and thermal conditions before production release. The SOIC package also limits heat dissipation compared with exposed-pad or power packages, making copper area and airflow relevant at sustained maximum output current.
This page organizes the confirmed THS6053CD characteristics, sourcing information, application guidance, and verified-source links. Detailed electrical limits, pin assignments, and lifecycle declarations should be checked against the current Texas Instruments product page and manufacturer datasheet before schematic or BOM approval.
Alternatif penggantian untuk THS6053CD — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Tidak ada alternatif pengganti yang tersedia untuk produk ini.
Permintaan AlternatifTHS6053CD Spesifikasi
| Product Type | ADSL CPE and PLC line driver |
| Output Current | 175 mA |
| Tegangan Pemuat | +/-12 V |
| Noninverting Current Noise | 2.7 pA/sqrt(Hz) |
| Shutdown Function | Yes |
| Supported ADSL Mode | Full-rate ADSL and G.Lite |
| Transformer Compatibility | 1:1 transformer ratio |
| Package Type | 14-pin SOIC |
| Package Width | 3.90 mm |
THS6053CD 3.90 mm Diamant Konfigurasi Panduan
Konfigurasi pin untuk THS6053CD (3.90 mm pakai pakai). Penomoran pin, fungsi, dan diagram koneksi ditetapkan dalam datasheet produsen. Lihatnya untuk footprint dan pedoman perpindahan paruh.
Tidak ada data diatribut pin yang tersedia untuk THS6053CD.
Lihat ke: datasheet produk untuk konfigurasi pin penuh.
Aplikasi Umum
THS6053CD cocok untuk 6 aplikasis: Full-Rate ADSL CPE Line Interface, G.Lite Modem Transmitter, Power-Line Communication Transmitter, Balanced Telephone-Line Driver, Balanced Data-Port Interface, Low-Power Line-Driver Disable Control.
Full-Rate ADSL CPE Line Interface
The THS6053CD fits a full-rate ADSL customer-premises-equipment transmitter because it is specified for 175 mA output current, +/-12 V operation, and low noninverting current noise of 2.7 pA/sqrt(Hz). It is placed in the upstream line-driving path with the appropriate external current-setting network and 1:1-compatible transformer. The reduced current-noise contribution helps limit feedback through the hybrid into the downstream receive channel. Designers should verify external resistor values, output compliance, transformer bandwidth, and loop gain against the exact THS6053 electrical-characteristics table.
Direkomendasikan
G.Lite Modem Transmitter
THS6053CD is suitable for a G.Lite modem line-output stage because the manufacturer identifies it for G.Lite as well as full-rate ADSL service. Its 175 mA current-output capability supports a communications-oriented drive network, while positive and negative 12 V rails provide a symmetrical operating environment for balanced signaling. The shutdown function can reduce activity when the line transmitter is not required. Final compliance depends on the transformer ratio, external current-feedback components, filter response, PCB return path, and the transmitter specifications of the complete modem design.
Direkomendasikan
Power-Line Communication Transmitter
The THS6053CD can serve as the current-output element in a PLC transmitter stage where a bipolar communications signal must drive an external line network. Its specified 175 mA output current and 2.7 pA/sqrt(Hz) noninverting current noise suit high-speed line-interface work, while +/-12 V supplies permit symmetric signal development. The circuit must be evaluated for output compliance and thermal stress at maximum drive. Transformer selection, return-path isolation, surge protection, filtering, and loop stability remain system-level responsibilities because the IC does not provide a complete PLC front end.
Direkomendasikan
Balanced Telephone-Line Driver
THS6053CD is appropriate for a balanced telephone-line transmitter that uses a 1:1-compatible transformer and a current-output drive network. The bipolar supply arrangement permits positive and negative current swing, which is useful for driving a centered communications waveform. Designers should account for the current-output topology when setting external resistors and calculating signal amplitude. Transformer leakage inductance, bandwidth, loading, and return-path imbalance can affect rise time and distortion, so use the manufacturer application information and electrical limits to establish the final component values.
Direkomendasikan
Balanced Data-Port Interface
THS6053CD can be adapted to a balanced high-speed data-port transmitter when the interface requires bipolar current drive rather than a conventional logic-level output. The 175 mA current capability and low current-noise specification make it relevant to communication links using external impedance networks. Shutdown supports systems that need to disable the driver between transmission intervals. Before using the device outside ADSL or PLC equipment, confirm that its input, output-compliance, supply, stability, and thermal characteristics satisfy the intended data standard and that no legacy connector-level requirement is assumed.
Direkomendasikan
Low-Power Line-Driver Disable Control
The shutdown feature of THS6053CD supports power-conscious line-interface designs in which the transmit path must be inactive during idle or secondary-line periods. Using the shutdown control can avoid continuously driving the external network, although the actual power benefit depends on the device-specific shutdown current and the surrounding circuit state. Firmware and analog control should not assume a logic polarity until it is confirmed in the manufacturer datasheet. Validate shutdown timing, output behavior, and signal isolation against the system requirements for sleep, wake-up, and fault recovery.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk THS6053CD — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Do not select a replacement solely because it is advertised as an ADSL driver. A valid drop-in candidate must use the same 14-pin SOIC footprint, preserve the exact pin assignments and current-output topology, support the intended dual supplies, reproduce the shutdown-control behavior, and provide adequate output compliance, bandwidth, noise, and thermal performance. No specific pin-compatible alternative is established by the available cross-reference records, so keep the original footprint and confirm any proposed substitute against the manufacturer datasheet before layout release or production sourcing.
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini |
|---|---|
| Brand | Texas Instruments |
| Package | 14-pin SOIC |
| Product Type | ADSL CPE and PLC line driver |
| Output Current | 175 mA |
| Supply Voltage | +/-12 V |
| Noninverting Current Noise | 2.7 pA/sqrt(Hz) |
| Shutdown Function | Yes |
| Transformer Compatibility | 1:1 transformer ratio |
| Supported ADSL Modes | Full-rate ADSL and G.Lite |
Diferensiator Kunci
- Purpose-built communications line drive (vsGeneral-purpose operational amplifier)
- Low noninverting current noise (vsHigher-noise current-output driver)
- Symmetric bipolar operating environment (vsSingle-supply current-output driver)
- ADSL and PLC feature alignment (vsGeneral-purpose interface amplifier)
Catatan Desain
Route the high-current output network with short, direct traces and place its associated components close to THS6053CD to minimize parasitic inductance and capacitive loading. Connect the device ground and the external line-network return through a low-impedance path. Use a continuous ground plane where practical, avoid routing sensitive receive channels beneath the output network, and keep return currents from sharing a narrow trace with the transformer or external current-setting resistors.
Bypass the positive and negative 12 V rails independently with low-inductance ceramic capacitors placed near their corresponding supply pins, and include bulk capacitance where the external line network requires it. The dual supplies must be sequenced and maintained within the device-specific operating limits. Do not substitute the headline +/-12 V design point for the absolute maximum ratings; review those ratings and the output-compliance requirement in the manufacturer datasheet before setting component tolerances.
Do not treat the 175 mA rating as a guarantee of usable output swing at every frequency or supply condition. Verify output compliance, external resistor power dissipation, transformer loading, and the current required by the intended signal amplitude. The 14-SOIC package can also limit thermal performance during sustained maximum-current operation, so calculate worst-case dissipation from the actual duty cycle and provide adequate copper area or airflow.
Assess the complete current-output stage rather than evaluating THS6053CD in isolation. External resistor values, transformer leakage inductance, source impedances, and the shutdown state influence bandwidth and distortion. Use the manufacturer's application circuit as the starting point, then evaluate rise time, overshoot, return loss, and downstream-channel feedthrough with the final board and transformer. Keep the 2.7 pA/sqrt(Hz) current-noise specification in perspective by including all noise contributors in the receiver budget.
Informasi Konformitas
The current manufacturer product page is the authoritative source for environmental material declarations, quality status, and qualification information; no specific RoHS, REACH, lead-free, halogen-free, conflict-minerals, or AEC-Q100 declaration was reproduced in the verified excerpts.