Inicio Amplificadores Amplificadores operacionales (op amps) Amplificadores operacionales de alta velocidad (GBW ≥ 50 MHz)
Inicio
Amplificadores
Amplificadores operacionales (op amps)
Amplificadores operacionales de alta velocidad (GBW ≥ 50 MHz)

THS3217

ACTIVO

Amplificador de salida DAC de CC a 800 MHz, diferencial a extremo simple

Haga su pedido ahora
Hoja de datos

THS3217

ACTIVO
Hoja de datos Haga su pedido ahora

Detalles del producto

Architecture Current FB Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 8 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 15.8 GBW (typ) (MHz) 800 BW at Acl (MHz) 800 Acl, min spec gain (V/V) 3 Slew rate (typ) (V/µs) 5000 Vn at flatband (typ) (nV√Hz) 9 Vn at 1 kHz (typ) (nV√Hz) 40 Iq per channel (typ) (mA) 55 Vos (offset voltage at 25°C) (max) (mV) 18 Rail-to-rail No Features Differential-to-single-ended conversion, Shutdown Rating Catalog Operating temperature range (°C) -40 to 85 CMRR (typ) (dB) 55 Input bias current (max) (pA) 4000000 Offset drift (typ) (µV/°C) 58 Iout (typ) (mA) 120 2nd harmonic (dBc) 60 3rd harmonic (dBc) 75 Frequency of harmonic distortion measurement (MHz) 20
Architecture Current FB Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 8 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 15.8 GBW (typ) (MHz) 800 BW at Acl (MHz) 800 Acl, min spec gain (V/V) 3 Slew rate (typ) (V/µs) 5000 Vn at flatband (typ) (nV√Hz) 9 Vn at 1 kHz (typ) (nV√Hz) 40 Iq per channel (typ) (mA) 55 Vos (offset voltage at 25°C) (max) (mV) 18 Rail-to-rail No Features Differential-to-single-ended conversion, Shutdown Rating Catalog Operating temperature range (°C) -40 to 85 CMRR (typ) (dB) 55 Input bias current (max) (pA) 4000000 Offset drift (typ) (µV/°C) 58 Iout (typ) (mA) 120 2nd harmonic (dBc) 60 3rd harmonic (dBc) 75 Frequency of harmonic distortion measurement (MHz) 20
VQFN (RGV) 16 16 mm² 4 x 4
  • Input Stage: Internal Gain of 2-V/V
    • Buffered Differential Inputs
    • Single-Ended Low Impedance Output
    • Full-Power Bandwidth: 500-MHz (2 VPP)
  • Output Stage: Gain Externally Configurable
    • Full-Power Bandwidth: 500-MHz (5 VPP)
    • Slew Rate: 5000 V/µs
    • SPDT Input Switch / Multiplexer
  • Full Signal Path: Input Stage + Output Stage
    • HD2 (20 MHz, 5 VPP to 100-Ω Load): –60 dBc
    • HD3 (20 MHz, 5 VPP to 100-Ω Load): –75 dBc
    • 10-VPP Output to 100-Ω Load Using Split
      ±6.5-V Supply
    • 12-VPP Output to Heavy Capacitive Loads Using Single 15-V Supply
  • Internal DC Reference Buffer with Low Impedance Output
  • Power-Supply Range:
    • Split Supply: ±4 V to ±7.9 V
    • Single Supply: 8 V to 15.8 V
  • Input Stage: Internal Gain of 2-V/V
    • Buffered Differential Inputs
    • Single-Ended Low Impedance Output
    • Full-Power Bandwidth: 500-MHz (2 VPP)
  • Output Stage: Gain Externally Configurable
    • Full-Power Bandwidth: 500-MHz (5 VPP)
    • Slew Rate: 5000 V/µs
    • SPDT Input Switch / Multiplexer
  • Full Signal Path: Input Stage + Output Stage
    • HD2 (20 MHz, 5 VPP to 100-Ω Load): –60 dBc
    • HD3 (20 MHz, 5 VPP to 100-Ω Load): –75 dBc
    • 10-VPP Output to 100-Ω Load Using Split
      ±6.5-V Supply
    • 12-VPP Output to Heavy Capacitive Loads Using Single 15-V Supply
  • Internal DC Reference Buffer with Low Impedance Output
  • Power-Supply Range:
    • Split Supply: ±4 V to ±7.9 V
    • Single Supply: 8 V to 15.8 V

The THS3217 combines the key signal-chain components required to interface with a complementary-current output, digital-to-analog converter (DAC). The flexibility provided by this two-stage amplifier system delivers the low distortion, dc-coupled, differential to single-ended signal processing required by a wide range of systems. The input stage buffers the DAC resistive termination, and converts the signal from differential to single-ended with a fixed gain of 2 V/V. The differential to single-ended output is available externally for direct use, and can also be connected through an RLC filter or attenuator to the input of an internal output power stage (OPS). The wideband, current-feedback, output power stage provides all pins externally for flexible gain setting.

An internal 2×1 multiplexer (mux) to the output power stage noninverting input provides an easy means to select between the internal differential-to-single-ended stage (D2S) output or an external input.

An optional on-chip midsupply buffer provides a wideband, low-output-impedance source for biasing during single-supply operation through the signal-path stages. This feature provides very simple biasing for single-supply, ac-coupled applications operating up to a maximum 15.8-V supply. An external input to this buffer allows for a dc error-correction loop, or a simple output dc offset feature.

A companion device, the THS3215, provides the same functional features at lower quiescent power and bandwidth. The THS3217 and the THS3215 support the emerging high-speed Texas Instruments DACs for AWG applications, such as the DAC38J82.

The THS3217 combines the key signal-chain components required to interface with a complementary-current output, digital-to-analog converter (DAC). The flexibility provided by this two-stage amplifier system delivers the low distortion, dc-coupled, differential to single-ended signal processing required by a wide range of systems. The input stage buffers the DAC resistive termination, and converts the signal from differential to single-ended with a fixed gain of 2 V/V. The differential to single-ended output is available externally for direct use, and can also be connected through an RLC filter or attenuator to the input of an internal output power stage (OPS). The wideband, current-feedback, output power stage provides all pins externally for flexible gain setting.

An internal 2×1 multiplexer (mux) to the output power stage noninverting input provides an easy means to select between the internal differential-to-single-ended stage (D2S) output or an external input.

An optional on-chip midsupply buffer provides a wideband, low-output-impedance source for biasing during single-supply operation through the signal-path stages. This feature provides very simple biasing for single-supply, ac-coupled applications operating up to a maximum 15.8-V supply. An external input to this buffer allows for a dc error-correction loop, or a simple output dc offset feature.

A companion device, the THS3215, provides the same functional features at lower quiescent power and bandwidth. The THS3217 and the THS3215 support the emerging high-speed Texas Instruments DACs for AWG applications, such as the DAC38J82.
filter Buscar otro/a Amplificadores operacionales de alta velocidad (GBW ≥ 50 MHz)
Descargar

Productos similares que pueden interesarle

open-in-new Comparar alternativas
Misma funcionalidad con diferente configuración de pines que el dispositivo comparado
THS3491 ACTIVO Amplificador de corriente de salida de alta potencia a 900 MHz Single channel, wider supply (32V), higher slew rate (8,000V/µs), 420mA high power output

Documentación técnica

star =Principal documentación para este producto seleccionada por TI
No se encontraron resultados. Borre su búsqueda y vuelva a intentarlo.
Ver todo 1
Tipo Título Fecha
* Data sheet THS3217 DC to 800-MHz, Differential-to-Single-Ended, DAC Output Amplifier datasheet (Rev. B) PDF | HTML 26 feb 2016

Pedidos y calidad

Información incluida:
  • RoHS
  • REACH
  • Marcado del dispositivo
  • Acabado de plomo/material de la bola
  • Clasificación de nivel de sensibilidad a la humedad (MSL) / reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
Información incluida:
  • Lugar de fabricación
  • Lugar de ensamblaje

Soporte y capacitación

Foros de TI E2E™ con asistencia técnica de los ingenieros de TI

Ver todos los temas del foro en inglés

El contenido lo proporcionan “tal como está” TI y los colaboradores de la comunidad y no constituye especificaciones de TI. Consulte los términos de uso.

Si tiene preguntas sobre la calidad, el paquete o el pedido de productos de TI, consulte el soporte de TI. ​​​​​​​​​​​​​​