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K4F661612D-TC600

Description
Fast Page DRAM, 4MX16, 60ns, CMOS, PDSO50, 0.400 INCH, PLASTIC, TSOP2-50
Categorystorage    storage   
File Size845KB,35 Pages
ManufacturerSAMSUNG
Websitehttp://www.samsung.com/Products/Semiconductor/
Download Datasheet Parametric View All

K4F661612D-TC600 Overview

Fast Page DRAM, 4MX16, 60ns, CMOS, PDSO50, 0.400 INCH, PLASTIC, TSOP2-50

K4F661612D-TC600 Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerSAMSUNG
Parts packaging codeTSOP2
package instructionTSOP2,
Contacts50
Reach Compliance Codecompliant
ECCN codeEAR99
access modeFAST PAGE
Maximum access time60 ns
Other featuresRAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH
JESD-30 codeR-PDSO-G50
length20.95 mm
memory density67108864 bit
Memory IC TypeFAST PAGE DRAM
memory width16
Number of functions1
Number of ports1
Number of terminals50
word count4194304 words
character code4000000
Operating modeASYNCHRONOUS
Maximum operating temperature70 °C
Minimum operating temperature
organize4MX16
Package body materialPLASTIC/EPOXY
encapsulated codeTSOP2
Package shapeRECTANGULAR
Package formSMALL OUTLINE, THIN PROFILE
Peak Reflow Temperature (Celsius)240
Certification statusNot Qualified
Maximum seat height1.2 mm
self refreshYES
Maximum supply voltage (Vsup)3.6 V
Minimum supply voltage (Vsup)3 V
Nominal supply voltage (Vsup)3.3 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal formGULL WING
Terminal pitch0.8 mm
Terminal locationDUAL
Maximum time at peak reflow temperature30
width10.16 mm
K4F661612D, K4F641612D
CMOS DRAM
4M x 16bit CMOS Dynamic RAM with Fast Page Mode
DESCRIPTION
This is a family of 4,194,304 x 16 bit Fast Page Mode CMOS DRAMs. Fast Page Mode offers high speed random access of memory
cells within the same row. Refresh cycle(4K Ref. or 8K Ref.), access time (-45, -50 or -60), power consumption(Normal or Low power)
are optional features of this family. All of this family have CAS-before-RAS refresh, RAS-only refresh and Hidden refresh capabilities.
Furthermore, Self-refresh operation is available in L-version. This 4Mx16 Fast Page Mode DRAM family is fabricated using Samsung′s
advanced CMOS process to realize high band-width, low power consumption and high reliability.
FEATURES
• Part Identification
- K4F661612D-TC/L(3.3V, 8K Ref.)
- K4F641612D-TC/L(3.3V, 4K Ref.)
• Fast Page Mode operation
• 2CAS Byte/Word Read/Write operation
• CAS-before-RAS refresh capability
• RAS-only and Hidden refresh capability
• Self-refresh capability (L-ver only)
• Fast parallel test mode capability
Active Power Dissipation
Unit : mW
Speed
-45
-50
-60
8K
324
288
252
4K
468
432
396
• LVTTL(3.3V) compatible inputs and outputs
• Early Write or output enable controlled write
• JEDEC Standard pinout
• Available in Plastic TSOP(II) packages
• +3.3V±0.3V power supply
Refresh Cycles
Part
NO.
K4F661612D*
K4F641612D
Refresh
cycle
8K
4K
Refresh time
Normal
64ms
L-ver
128ms
RAS
UCAS
LCAS
W
Control
Clocks
Vcc
Vss
Lower
Data in
Buffer
Sense Amps & I/O
Lower
Data out
Buffer
Upper
Data in
Buffer
Upper
Data out
Buffer
FUNCTIONAL BLOCK DIAGRAM
VBB Generator
* Access mode & RAS only refresh mode
: 8K cycle/64ms(Normal), 8K cycle/128ms(L-ver.)
CAS-before-RAS & Hidden refresh mode
: 4K cycle/64ms(Normal), 4K cycle/128ms(L-ver.)
Refresh Timer
Refresh Control
Refresh Counter
Row Decoder
DQ0
to
DQ7
Performance Range
Speed
-45
-50
-60
Memory Array
4,194,304 x 16
Cells
OE
DQ8
to
DQ15
t
RAC
45ns
50ns
60ns
t
CAC
12ns
13ns
15ns
t
RC
80ns
90ns
110ns
t
PC
31ns
35ns
40ns
A0~A12
(A0~A11)*1
A0~A8
(A0~A9)*1
Row Address Buffer
Col. Address Buffer
Column Decoder
Note) *1 : 4K Refresh
SAMSUNG ELECTRONICS CO., LTD.
reserves the right to
change products and specifications without notice.
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