W66CM2NQUAHI footprint, schematic symbol and 3D model by Winbond

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W66CM2NQUAHI Details

Manufacturer Part Number:
W66CM2NQUAHI
Rohs Code:
Yes
Part Life Cycle Code:
Active
Package Description:
WFBGA-200
ECCN Code:
EAR99
HTS Code:
8542.32.00.36
Date Of Intro:
2019-06-10
Manufacturer:
Winbond Electronics Corp
YTEOL:
5
Access Mode:
MULTI BANK PAGE BURST
Additional Feature:
AUTO/SELF REFRESH; IT ALSO REQUIRES 1.8V NOMIMAL SUPPLY VOLTAGE; TERM PITCH-MAX
Clock Frequency-Max (fCLK):
2136.7 MHz
I/O Type:
COMMON
Interleaved Burst Length:
16,32
JESD-30 Code:
R-PBGA-B200
Length:
14.5 mm
Memory Density:
4294967296 bit
Memory IC Type:
LPDDR4X DRAM
Memory Width:
32
Number of Functions:
1
Number of Ports:
1
Number of Terminals:
200
Number of Words:
134217728 words
Number of Words Code:
128000000
Operating Mode:
SYNCHRONOUS
Operating Temperature-Max:
95 °C
Operating Temperature-Min:
-40 °C
Organization:
128MX32
Package Body Material:
PLASTIC/EPOXY
Package Code:
VFBGA
Package Equivalence Code:
BGA200,12X20,32/25
Package Shape:
RECTANGULAR
Package Style:
GRID ARRAY, VERY THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Cel):
NOT SPECIFIED
Seated Height-Max:
0.8 mm
Self Refresh:
YES
Sequential Burst Length:
16,32
Supply Voltage-Max (Vsup):
1.17 V
Supply Voltage-Min (Vsup):
1.06 V
Supply Voltage-Nom (Vsup):
1.1 V
Surface Mount:
YES
Technology:
CMOS
Terminal Form:
BALL
Terminal Pitch:
0.8 mm
Terminal Position:
BOTTOM
Time@Peak Reflow Temperature-Max (s):
NOT SPECIFIED
Width:
10 mm

The recommended PCB layout for optimal performance involves keeping the signal traces short and direct, using a solid ground plane, and placing decoupling capacitors close to the chip. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is also recommended.
The W66CM2NQUAHI requires a specific power-up and power-down sequencing to ensure proper operation. The recommended sequence is to power up the VCCQ and VCCD pins simultaneously, followed by the VREF pin, and then the VPP pin. During power-down, the sequence should be reversed.
The W66CM2NQUAHI has an operating temperature range of -40°C to 85°C, but it's recommended to operate within the industrial temperature range of -40°C to 70°C for optimal performance and reliability.
To implement clock signal integrity and jitter reduction, use a high-quality clock source, such as a crystal oscillator, and ensure that the clock signal is properly terminated and routed on the PCB. Additionally, consider using a clock buffer or jitter attenuator to further reduce clock jitter.
The recommended settings for the device's configuration registers depend on the specific application and use case. However, a general guideline is to follow the default settings recommended in the datasheet and adjust them as needed based on the system's requirements and performance characteristics.

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