W634GU6NB11I

MemoryVFBGA 96 Ball

IC DRAM 4GBIT DDR3L 1.35V 933MHZ VFBGA-96

W634GU6NB11I is a 4Gb DDR3L SDRAM with 32M×16bit organization, 8 banks, supporting DDR3L-1866 speed, 1.35V supply voltage, industrial temperature range -40°C to 95°C, in VFBGA96 package.Checked against the datasheet

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Technical parameters

Key specs

Memory typeDRAM

Memory size4 Gbit

Supply voltage1.283 ~ 1.45 V

Clock frequency933 MHzMax

Datasheet-verified parameters

23 items

Parameter	Value and test conditions	Source
Memory Type	DDR3L SDRAM
Capacity	4G bits (32M × 8 BANKS × 16 BIT)
Interface	DDR3L
Supply Voltage	VDD, VDDQ: Min 1.283V, Typ 1.35V, Max 1.45V
Clock Frequency	Max 933 MHz (DDR3L-1866)
Package	VFBGA 96 Ball (9 x 13 mm², ball pitch: 0.8mm)
Operating Temperature	-40°C ≤ TCASE ≤ 95°C
Grade	Industrial (11I)
RoHS	RoHS compliant
Speed Grade	DDR3L-1866 (13-13-13)
CAS Latency	5, 6, (7), 8, (9), 10, (11), 13 nCK
Burst Length	BL8 and BC4
Number of Banks	8
Prefetch Architecture	8 bit prefetch
Refresh Interval	7.8 μS (-40°C ≤ TCASE ≤ 85°C), 3.9 μS (85°C < TCASE ≤ 95°C)
Self-Refresh Current	Max 28 mA (IDD6)
Operating Current (IDD0)	Max 175 mA (DDR3L-1866)
Operating Current (IDD1)	Max 205 mA (DDR3L-1866)
Absolute Maximum Voltage	VDD, VDDQ: -0.4V ~ 1.975V
Storage Temperature	-55°C ~ 150°C
External Calibration Resistor	RZQ: Min 237.6Ω, Typ 240.0Ω, Max 242.4Ω
On-Die Termination Impedance	RTT: 20Ω, 30Ω, 40Ω, 60Ω, 120Ω (Programmable)
Output Driver Impedance	RON: 34Ω (RZQ/7), 40Ω (RZQ/6)

All parameters (7)ExpandCollapse

Environment and package
Package	VFBGA96
Other
Density	32M × 8 BANKS × 16 BIT
Speed Bins	DDR3L-1333, DDR3L-1600, DDR3L-1866, DDR3L-2133
TOPER	-40 ~ 85 °C
TSTG	-55 ~ 150 °C
VDD	1.35 V (Typ)
VDDQ	1.35 V (Typ)

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DatasheetDatasheet · 2.2 MB · 2026-11-02

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