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W978H6KBVX2I - Winbond

Description: VFBGA134

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PCB Footprints
W978H6KBVX2I - Winbond PCB footprint - BGA - BGA - VFBGA 134 Ball (10x11.5 mm2, Ball pitch: 0.65mm, Ø =0.40mm)
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3D Models
W978H6KBVX2I - Winbond  - 3D model - BGA - VFBGA 134 Ball (10x11.5 mm2, Ball pitch: 0.65mm, Ø =0.40mm)
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W978H6KBVX2I Details

  • Manufacturer Part Number:

    W978H6KBVX2I

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Package Description:

    VFBGA-134

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.24

  • Manufacturer:

    Winbond Electronics Corp

  • YTEOL:

    3

  • Access Mode:

    FOUR BANK PAGE BURST

  • Additional Feature:

    AUTO/SELF REFRESH; IT ALSO REQUIRES 1.8V NOM

  • JESD-30 Code:

    R-PBGA-B134

  • Length:

    11.5 mm

  • Memory Density:

    268435456 bit

  • Memory IC Type:

    LPDDR2 DRAM

  • Memory Width:

    16

  • Number of Functions:

    1

  • Number of Ports:

    1

  • Number of Terminals:

    134

  • Number of Words:

    16777216 words

  • Number of Words Code:

    16000000

  • Operating Mode:

    SYNCHRONOUS

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Organization:

    16MX16

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Seated Height-Max:

    1 mm

  • Self Refresh:

    YES

  • Supply Voltage-Max (Vsup):

    1.3 V

  • Supply Voltage-Min (Vsup):

    1.14 V

  • Supply Voltage-Nom (Vsup):

    1.2 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    BOTTOM

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

    NOT SPECIFIED

  • Width:

    10 mm

W978H6KBVX2I Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the W978H6KBVX2I is -40°C to 85°C, but it can also operate in an extended temperature range of -40°C to 105°C with some performance degradation.
  • The power-up sequence for the W978H6KBVX2I is critical. It's recommended to power up the VCCQ pin first, followed by the VCC pin, and then the input signals. This ensures proper initialization and prevents latch-up or damage to the device.
  • The W978H6KBVX2I supports a maximum clock frequency of 166 MHz, but it's recommended to operate at a frequency of 133 MHz or lower for optimal performance and reliability.
  • The reset sequence for the W978H6KBVX2I involves asserting the reset pin (RESET#) low for at least 10 ns, followed by a 10 ns delay, and then releasing the reset pin. This ensures a clean reset and proper initialization of the device.
  • The recommended termination scheme for the W978H6KBVX2I is to use a 22-ohm resistor in series with a 22-pF capacitor (R-C termination) on the output pins to ensure signal integrity and reduce reflections.

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