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ADC10D040-双路 10 位、40 MSPS、267 mW A/D 转换器
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TI产品 - ADC10D040介绍
ADC10D040 - 双路 10 位、40 MSPS、267 mW A/D 转换器

ADC10D040是TI公司的一款高速ADC(>10MSPS)产品,ADC10D040是双路 10 位、40 MSPS、267 mW A/D 转换器,本页介绍了ADC10D040的产品说明、应用、特性等,并给出了与ADC10D040相关的TI元器件型号供参考。

ADC10D040 - 双路 10 位、40 MSPS、267 mW A/D 转换器 - 高速ADC(>10MSPS) - 模数转换器 - TI公司(Texas Instruments,德州仪器)

产品描述

The ADC10D040 is a dual low power, high performance CMOS analog-to-digital converter that digitizes signals to 10 bits resolution at sampling rates up to 45 MSPS while consuming a typical 267 mW from a single 3.3V supply. No missing codes is specified over the full operating temperature range. The unique two stage architecture achieves 9.4 Effective Bits over the entire Nyquist band at 40 MHz sample rate. An output formatting choice of offset binary or 2's complement coding and a choice of two gain settings eases the interface to many systems. Also allowing great flexibility of use is a selectable 10-bit multiplexed or 20-bit parallel output mode. An offset correction feature minimizes the offset error.

To ease interfacing to most low voltage systems, the digital output power pins of the ADC10D040 can be tied to a separate supply voltage of 1.5V to 3.6V, making the outputs compatible with other low voltage systems. When not converting, power consumption can be reduced by pulling the PD (Power Down) pin high, placing the converter into a low power state where it typically consumes less than 1 mW and from which recovery is less than 1 ms. Bringing the STBY (Standby) pin high places the converter into a standby mode where power consumption is about 30 mW and from which recovery is 800 ns.

The ADC10D040's speed, resolution and single supply operation make it well suited for a variety of applications, including high speed portable applications.

Operating over the industrial (−40° ≤ TA ≤ +85°C) temperature range, the ADC10D040 is available in a 48-pin TQFP. An evaluation board is available to ease the design effort.

产品特性

  • Internal Sample-and-Hold
  • Internal Reference Capability
  • Dual Gain Settings
  • Offset Correction
  • Selectable Offset Binary or 2's Complement Output
  • Multiplexed or Parallel Output Bus
  • Single +3.0V to 3.6V Operation
  • Power Down and Standby Modes
  • 3V TTL Logic Input/Output Compatible

Key Specifications

  • Resolution: 10 Bits
  • Conversion Rate: 40 MSPS
  • ENOB: 9.4 Bits (typ)
  • DNL: 0.35 LSB (typ)
  • Conversion Latency Parallel Outputs: 2.5 Clock Cycles
    • Multiplexed Outputs, I Data Bus: 2.5 Clock Cycles
    • Multiplexed Outputs, Q Data Bus: 3 Clock Cycles
  • PSRR: 90 dB
  • Power Consumption—Normal Operation: 267 mW (typ)
    • Power Down Mode: < 1 mW (typ)
    • Fast Recovery Standby Mode: 30 mW (typ)

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