Analog Companions (PMAAC)
Analog Companions (PMAAC)

Evaluation Kit
AT73C209-EK2

The AT73C209-EK2 is a general purpose evaluation platform intended to facilitate demonstration of the AT73C209 features and to implement circuit changes. It is designed to give designers a quick start to evaluate this highly integrated 3-channel power supply and high-quality audio interface that can be supplied by one single source, such as single cell Alkaline/NiMh batteries.

Features:

  • Fully assembled evaluation board with test pins
  • Optimized layout to reduce ground bounce and EMI
  • Full audio input/output control and output voltage control by dedicated software
  • Parallel port and serial interface
  • Audio and optical interfaces

    Typical applications:

  • Portable Music Players
  • CD Players
  • Handheld GPS

    The evaluation kit contains the following:

  • The AT73C209-EK2 evaluation board
  • Development software CD(GUI)
    • AT73C224-EK1

    The AT73C224-EK1 is a general purpose evaluation platform intended to facilitate demonstration of the AT73C224 features. The board is connected to the PC and is used with Atmel’s software to quickly evaluate the performance of its highly integrated 4-channel power supply (2 x DCDCs and 2 x LDOs in a small 5x5 mm QFN32 package). It includes an Ultra-low Power Real-time Clock (RTC) and Backup Battery Management. The AT73C224-EK1 can be supplied by one single source, such as a single cell Li-Ion battery or any power supply between 3 and 5V.

    Features:

  • Fully assembled evaluation board with test pins
  • Optimized layout to reduce ground bounce and EMI
  • Full output voltage control by dedicated software
  • Parallel port and serial interface
  • Very Low Quiescent Current

    Typical applications:

  • WLAN Portable Devices
  • Multimedia Devices
  • Portable Music Players

    The evaluation kit contains the followi

    • AT73C239-EK1

    The AT73C239-EK1 is a general propose evaluation platform intended to facilitate demonstration of the AT73C239 features and to implement circuit changes. It is intended to give designers a quick start to evaluate this highly integrated 4-channel power management unit.

    Features:

  • Fully assembled evaluation board with test pins
  • Optimized layout to reduce ground bounce and EMI
  • Full output voltage control by dedicated software
  • Parallel port and serial interface

    Typical applications:

  • GPS Modules
  • WLAN Devices
  • Wireless Modules

    The evaluation kit contains the following:

  • The AT73C239-EK1 evaluation board
  • Development software CD (GUI)
    • AT73C240-EK1The AT73C240-EK1 is designed to give designers a quick start to evaluate the audio capability of the AT73C240 and for prototyping and testing of new designs. The board is designed to allow an easy evaluation of the products using demonstration software. To increase its capabilities for demonstration, this standalone board has two serial interfaces (Serial Peripheral Interface and I²S via a dedicated connector).
    The AT73C240-EK1 package contains the following items:
  • One AT73C240-EK1 board
  • One parallel-to-serial board
  • One 20-lead flat cable
  • One CD-ROM containing product software, user guide and a full data sheet

    Typical Applications:

  • MP3 Player
  • PDA, Camera, Mobile Phone
  • Car Audio/Multimedia
  • Home Audio/Multimedia
    • AT73C246-EK1The AT73C246-EK1 is designed to give designers a quick start to evaluate the power supplies and audio capability of the AT73C246 and for prototyping and testing of new designs. The board is designed to allow an easy evaluation of the products using demonstration software. To increase its capabilities for demonstration, this standalone board has two serial interfaces (TWI and I²S).

    Typical applications:
    Multimedia Devices
    Audio + Supply solution for MPU+DDR2 designs

    The evaluation kit contains the following:
    The AT73C246-EK1 evaluation board
    USB to TWI interface card (with it USB cable)
    Development software CD (GUI & technical documents)

    The AT73C246-EK1 board features the following items:

    Input power supply:
    – External Power Supply on VIn pad (2.5V to 5.5V)

    On-board audio/analog resources:
    – 100dB Dynamic Range Stereo Audio DAC - 8 to 96 kHz sampling frequency
    – 4 x 96dB Dynamic Range Stereo Audio ADC - 8 to 96 kHz sampling frequency
    – 1 stereo 16/32 Ohm/20mW stereo headset (3.5mm jack connector)
    – 1 stereo line in (3.5mm jack connector)
    – 1 auxiliary in (3.5mm jack connector)
    – 1 stereo line output (3.5mm jack connector)
    – Stereo microphone inputs with bias generator

    On-board power supply resources:
    – DCDC0 : 0.8 - 3.6V / 600mA
    – DCDC1 : 0.8 - 3.6V / 600mA
    – LDO2 : 0.8 - 1.9V / 300mA
    – LDO3 : 2.7 - 3.6V / 200mA
    – LDO4 : 2.7 - 3.6V / 200mA
    – LDO5 : 2.5V / 10mA - Backup battery charger and RTC supply

    Serial interfaces:
    – TWI for PMU and Audio controls
    – I²S Master / Slave protocol support (for audio streaming)

    RTC 32KHz output for host support

    Reset and Interrupt generation

    On-board buttons:
    – Power Enable (PWREN)
    – Hard Reset (HRST)
    – Wakeup Sequence (WAKEUP0)
    Software Files
    SoftwareDescription
    AT73C209-EK2 Software(333 KB, updated 03/08)
    Software for the AT73C209 evaluation kit.
    AT73C224 Software(529 KB, updated 2/09)
    AT73C239-EK1 Software(754 KB, updated 03/08)
    Software for the AT73C239 evaluation kit.
    AT73C240 Software Files(552 KB, updated 5/09)
    Software for the AT73C240 evaluation kit.
    AT73C246 Software Package(244 KB, updated 05/10)
    Software for the AT73C246-EK1 Evaluation Kit
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