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CY7C421-20JXI

CY7C421-20JXI

CY7C421-20JXI

Cypress Semiconductor Corp

32 Terminations 5V 32 Pin 7C421 FIFO memory IC CY7C Series 4.5K 512 x 9 20ns

SOT-23

CY7C421-20JXI Datasheet

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Specifications
Name Value
Type Parameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 32-LCC (J-Lead)
Number of Pins 32
Operating Temperature -40°C~85°C
Packaging Tray
Series CY7C
Published 2008
JESD-609 Code e3
Pbfree Code yes
Part Status Obsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 32
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Additional Feature RETRANSMIT
Subcategory FIFOs
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position QUAD
Terminal Form J BEND
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Time@Peak Reflow Temperature-Max (s) 20
Base Part Number 7C421
Function Asynchronous
Operating Supply Voltage 5V
Power Supplies 5V
Number of Circuits 2
Memory Size 4.5K 512 x 9
Element Configuration Dual
Nominal Supply Current 90mA
Max Supply Current 90mA
Clock Frequency 33.3MHz
Access Time 20ns
Data Rate 50MHz
Data Bus Width 9b
Direction Unidirectional
Memory Width 9
Density 4.5 kb
Standby Current-Max 0.015A
Parallel/Serial PARALLEL
Word Size 9b
Memory IC Type OTHER FIFO
Bus Directional Uni-Directional
Retransmit Capability Yes
Programmable Flags Support No
Output Enable NO
Expansion Type Depth, Width
Cycle Time 30 ns
Length 13.97mm
Height Seated (Max) 3.55mm
RoHS Status ROHS3 Compliant
CY7C421-20JXI Product Details

CY7C421-20JXI Overview


You can find FIFO memory chip in the 32-LCC (J-Lead) package.It comes in a Tray package.A FIFO chip's memory is 4.5K 512 x 9 , which may be used to store applications and data.It is recommended that the temperature of the system be regulated to -40°C~85°C for reliable operation.It is mounted in the Surface Mount position.Powered by a voltage of 4.5V~5.5V , it operates on a low supply voltage.A component in the CY7C series, this is an memory logic.Surface Mount is memory IC's recommended mounting method.A member of the 7C421 family, it has the following characteristics.With a supply voltage of 5V volts, high efficiency is possible.A total of 32 terminations can be found in FIFO means.FIFO design has 32 operation pins.In order to operate FIFO design, a maximum current of 90mA is required.In order to maximize efficiency, the supply voltage should be set to 5V .In FIFOs , there is a self-contained gadget.There is a memory type OTHER FIFO in the IC of this part.Normally, the component owns 5V power supplies.Additionally, RETRANSMIT can be generated with this FIFO memory.This FIFO memory IC has a clock frequency of 33.3MHz .Due to the use of 2 circuits, FIFO memory chip has an enhanced level of flexibility.

CY7C421-20JXI Features


4.5K 512 x 9 memory size
CY7C series
Best part number of 7C421
FIFOs category
Clock frequency of 33.3MHz


CY7C421-20JXI Applications


There are a lot of Cypress Semiconductor Corp
CY7C421-20JXI FIFOs Memory applications.


  • Computer networks
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  • Computers
  • Disk Controllers
  • Communications

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