256Mbit Mobile SDRAM chip, organized as 16Mx16, features a 16-bit data bus and operates at a maximum clock rate of 143 MHz. This DRAM component offers 4 internal banks, each with 4M words, and a maximum access time of 5.4 ns. It is housed in a 54-pin TSOP-II package with gull-wing leads for surface mounting, measuring 22.38mm x 10.16mm x 1mm. The chip operates with a typical supply voltage of 2.5V, with a range of 2.3V to 2.9V, and functions across an industrial temperature range of -40°C to 85°C.
PackageTSOP-II
MountingSurface Mount
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Technical Specifications
Promos Technologies V55C2256164VBLT7I technical specifications.
General
Basic Package Type
Lead-Frame SMT
Package Family Name
SOP
Package/Case
TSOP-II
Package Description
Thin Small Outline Package (Type II)
Lead Shape
Gull-wing
Pin Count
54
PCB
54
Package Length (mm)
22.38
Package Width (mm)
10.16
Package Height (mm)
1
Seated Plane Height (mm)
1.2(Max)
Package Material
Plastic
Mounting
Surface Mount
Density
256Mbit
Type
Mobile SDRAM
Organization
16Mx16
Data Bus Width
16bit
Maximum Clock Rate
143MHz
Number of Internal Banks
4
Number of Words per Bank
4M
Maximum Access Time
19|6|5.4ns
Density in Bits
268435456bit
Address Bus Width
15bit
Maximum Operating Current
110mA
Typical Operating Supply Voltage
2.5V
Max Operating Supply Voltage
2.9V
Min Operating Supply Voltage
2.3V
Min Operating Temperature
-40°C
Max Operating Temperature
85°C
Compliance
EU RoHS
No
HTS Code
8542320024
Schedule B
8542320015
ECCN
EAR99
Radiation Hardening
No
RoHS Versions
2011/65/EU, 2015/863
Datasheet
Promos Technologies V55C2256164VBLT7I Datasheet
Download the complete datasheet for Promos Technologies V55C2256164VBLT7I to view detailed technical specifications.
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