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70V24S55PFG - Renesas Electronics

Description: The 70V24 is a high-speed 4K x 16 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 32-bit or wider memory system applications resulting in full-speed, error-free operation without the need for additional discrete logic. An automatic power down feature controlled by CE permits the on-chip circuitry of each port to enter a very low standby power mode.

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70V24S55PFG Details

  • Manufacturer Part Number:

    70V24S55PFG

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TQFP

  • Pin Count:

    100

  • Manufacturer Package Code:

    PNG100

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.41

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Access Time-Max:

    55 ns

  • I/O Type:

    COMMON

  • JESD-30 Code:

    S-PQFP-G100

  • JESD-609 Code:

    e3

  • Length:

    14 mm

  • Memory Density:

    65536 bit

  • Memory IC Type:

    MULTI-PORT SRAM

  • Memory Width:

    16

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Ports:

    2

  • Number of Terminals:

    100

  • Number of Words:

    4096 words

  • Number of Words Code:

    4000

  • Operating Mode:

    ASYNCHRONOUS

  • Operating Temperature-Max:

    70 °C

  • Organization:

    4KX16

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Equivalence Code:

    QFP100,.63SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Parallel/Serial:

    PARALLEL

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.6 mm

  • Standby Current-Max:

    0.005 A

  • Standby Voltage-Min:

    3 V

  • Supply Current-Max:

    0.18 mA

  • Supply Voltage-Max (Vsup):

    3.6 V

  • Supply Voltage-Min (Vsup):

    3 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    14 mm

70V24S55PFG Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (APN) documents, which includes thermal vias, copper pours, and component placement guidelines to ensure optimal thermal performance.
  • The 70V24S55PFG has an internal overcurrent protection (OCP) feature, but it's recommended to add external OCP circuitry to ensure reliable operation. A sense resistor and a comparator can be used to detect overcurrent conditions and trigger a shutdown or warning signal.
  • The recommended input capacitor value is typically in the range of 10uF to 22uF, with an X7R or X5R dielectric type. The capacitor should be placed as close to the VIN pin as possible to minimize noise and ensure stable operation.
  • To ensure EMC compliance, follow Renesas' guidelines for PCB layout, component selection, and shielding. Additionally, consider using a common-mode choke, ferrite beads, and shielding cans to minimize electromagnetic interference (EMI).
  • The 70V24S55PFG has an operating temperature range of -40°C to +125°C, but the maximum junction temperature (TJ) should not exceed 150°C. Ensure proper thermal design and heat sinking to maintain a safe operating temperature.

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70V24S55PFG Overview

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