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70V631S10BC - Renesas Electronics

Description: The 70V631 is a high-speed 256K x 18 Asynchronous Dual-Port Static RAM designed to be used as a stand-alone Dual-Port RAM or as a combination MASTER/ SLAVE Dual-Port RAM for 36-bit-or-more word system. Using the IDT MASTER/SLAVE Dual-Port RAM approach in 36-bit or wider memory system applications results in full-speed, error-free operation without the need for additional discrete logic. An automatic power down feature controlled by the chip enables (either CE0 or CE1) permit the on-chip circuitry of each po

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70V631S10BC - Renesas Electronics - PCB symbol
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70V631S10BC - Renesas Electronics PCB footprint - BGA - BGA - BC256
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70V631S10BC Details

  • Manufacturer Part Number:

    70V631S10BC

  • Brand Name:

    Renesas

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    CABGA

  • Pin Count:

    256

  • Manufacturer Package Code:

    BC256

  • ECCN Code:

    3A991.B.2.A

  • HTS Code:

    8542.32.00.41

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Access Time-Max:

    10 ns

  • I/O Type:

    COMMON

  • JESD-30 Code:

    S-PBGA-B256

  • JESD-609 Code:

    e0

  • Length:

    17 mm

  • Memory Density:

    4718592 bit

  • Memory IC Type:

    MULTI-PORT SRAM

  • Memory Width:

    18

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Ports:

    2

  • Number of Terminals:

    256

  • Number of Words:

    262144 words

  • Number of Words Code:

    256000

  • Operating Mode:

    SYNCHRONOUS

  • Operating Temperature-Max:

    70 °C

  • Organization:

    256KX18

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LBGA

  • Package Equivalence Code:

    BGA256,16X16,40

  • Package Shape:

    SQUARE

  • Package Style:

    GRID ARRAY, LOW PROFILE

  • Parallel/Serial:

    PARALLEL

  • Peak Reflow Temperature (Cel):

    225

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.7 mm

  • Standby Current-Max:

    0.015 A

  • Standby Voltage-Min:

    3.15 V

  • Supply Current-Max:

    0.5 mA

  • Supply Voltage-Max (Vsup):

    3.45 V

  • Supply Voltage-Min (Vsup):

    3.15 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    BALL

  • Terminal Pitch:

    1 mm

  • Terminal Position:

    BOTTOM

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

    20

  • Width:

    17 mm

70V631S10BC Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (R01AN3601EJ0100) which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • The 70V631S10BC has an internal POR circuit, but it can be overridden by an external POR circuit. Renesas recommends using an external POR circuit with a capacitor and a resistor to ensure a reliable power-on reset. The application note (R01AN3601EJ0100) provides a detailed example of an external POR circuit.
  • The 70V631S10BC has an operating temperature range of -40°C to +85°C, but it's essential to consider the derating curves for voltage and frequency to ensure reliable operation at higher temperatures.
  • Renesas provides a JTAG interface for debugging and programming the 70V631S10BC. Engineers can use Renesas' E1 emulator or a third-party JTAG debugger to access the device's internal registers and memory. The datasheet and application notes provide detailed information on JTAG pinouts and usage.
  • Renesas recommends following the guidelines for EMC design in their application note (R01AN3601EJ0100), which includes tips on PCB layout, component selection, and shielding to minimize electromagnetic interference (EMI) and ensure compliance with regulatory standards.

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70V631S10BC Overview

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70V631S10BC Alternates

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Part Image 70T631S10BC Renesas Electronics Corporation

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