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ADSP-2105BP-80 - Analog Devices

Description: Fixed Point Digital Signal Processor (DSP) 20MHz 68-PLCC (24.23x24.23) ,5.00V -40°C ~ 85°C (TA)

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ADSP-2105BP-80 - Analog Devices PCB footprint - Plastic Leaded Chip Carrier - Plastic Leaded Chip Carrier - P-68A
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ADSP-2105BP-80 Details

  • Manufacturer Part Number:

    ADSP-2105BP-80

  • Source Url Status Check Date:

    2013-05-01 14:56:48.145

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    LCC

  • Package Description:

    LCC-68

  • Pin Count:

    68

  • Manufacturer Package Code:

    P-68A

  • ECCN Code:

    3A991.A.3

  • HTS Code:

    8542.31.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Address Bus Width:

    14

  • Barrel Shifter:

    YES

  • Bit Size:

    16

  • Boundary Scan:

    NO

  • Clock Frequency-Max:

    20 MHz

  • External Data Bus Width:

    24

  • Format:

    FIXED POINT

  • Integrated Cache:

    NO

  • Internal Bus Architecture:

    MULTIPLE

  • JESD-30 Code:

    S-PQCC-J68

  • JESD-609 Code:

    e0

  • Length:

    24.18 mm

  • Low Power Mode:

    YES

  • Moisture Sensitivity Level:

    5

  • Number of External Interrupts:

    1

  • Number of Serial I/Os:

    1

  • Number of Terminals:

    68

  • Number of Timers:

    1

  • On Chip Data RAM Width:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    QCCJ

  • Package Equivalence Code:

    LDCC68,1.0SQ

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    225

  • Qualification Status:

    Not Qualified

  • RAM (words):

    512

  • Seated Height-Max:

    4.45 mm

  • Supply Current-Max:

    31 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin/Lead (Sn85Pb15)

  • Terminal Form:

    J BEND

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    24.18 mm

  • uPs/uCs/Peripheral ICs Type:

    DIGITAL SIGNAL PROCESSOR, OTHER

ADSP-2105BP-80 Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by VDD, and then the clock signal. This ensures that the internal voltage regulators are powered up correctly and the device is properly initialized.
  • A reliable reset circuit can be implemented using a voltage supervisor IC, such as the ADM691, which monitors the VCC voltage and asserts a reset signal when VCC falls below a certain threshold. The reset signal should be connected to the RESET pin of the ADSP-2105BP-80.
  • The maximum clock frequency that can be used with the ADSP-2105BP-80 is 80 MHz, as specified in the datasheet. However, the actual clock frequency that can be achieved may be limited by the system design, PCB layout, and clock signal quality.
  • To optimize the performance of the ADSP-2105BP-80, it is recommended to follow the guidelines provided in the datasheet and application notes, such as using the recommended clock frequency, optimizing the memory access patterns, and using the available DMA channels. Additionally, the use of a cache can significantly improve performance in certain applications.
  • The ADSP-2105BP-80's DMA controller has some limitations, such as a maximum transfer size of 65536 bytes, and a limited number of DMA channels. Additionally, the DMA controller may not be able to handle complex data transfer patterns, and may require additional programming to handle certain types of data transfers.

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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Part Image ADSP-2105BPZ-80 Analog Devices Inc

Digital Signal Processor, 16-Bit Size, 24-Ext Bit, 20MHz, CMOS, PQCC68