Products > Integrated Circuits (ICs) > Memory > K4S643232H-UC70
  • K4S643232H-UC70

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SD 2Mx32-7 143MHz Pb free

Manufacturer : Samsung Semiconductor, Inc
Package/Case : TSOP86
Product Categories : SDRAM
Datasheet: K4S643232H-UC70 Datasheet (PDF)
RoHs Status: Lead free / RoHS Compliant
In-stock: 193


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K4S643232H-UC70 Product Details

The K4S643232H-UC70 is 67,108,864 bits synchronous high data rate Dynamic RAM organized as 4 x 524,288 words by 32 bits, fabricated with SAMSUNG′s high performance CMOS technology. Synchronous design allows precise cycle control with the use of system clock. I/O transactions are possible on every clock cycle. Range of operating frequencies, programmable burst length and programmable latencies allow the same device to be useful for a variety of high bandwidth, high performance memory system applications.




• JEDEC standard 3.3V power supply
• LVTTL compatible with multiplexed address
• Four banks operation
• MRS cycle with address key programs
-. CAS latency (2 & 3)
-. Burst length (1, 2, 4, 8 & Full page)
-. Burst type (Sequential & Interleave)
• All inputs are sampled at the positive going edge of the system clock.
• Burst read single-bit write operation
• DQM for masking
• Auto & self refresh
• 64ms refresh period(4K Cycle)

Technical Parameters

  • Manufacturer
  • Packing
  • Tape & Reel (TR)/Cut Tape (CT)/Tray/Tube
  • RoHs Status
  • Lead free / RoHS Compliant
  • Package/Case
  • TSOP86

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Estimated Delivery Time: Jun 01 - Jun 06 days (choose Expedited at checkout).

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    Minimum order quantity starts from 1pcs.

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    Lowest international shipping fee starts from US$2.00.

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    90 days quality guarantee for all products.


  • Step1:Product

    Step1: Products

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All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

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1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


Q: How does Jotrin guarantee that K4S643232H-UC70 is the original manufacturer or agent of SAMSUNG?
We have a professional business development department to strictly test and verify the qualifications of SAMSUNG original manufacturers and agents. All SAMSUNG suppliers must pass the qualification review before they can publish their K4S643232H-UC70 devices; we pay more attention to the channels and quality of K4S643232H-UC70 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
Q: How to find the detailed information of K4S643232H-UC70 chips? Including SAMSUNG original factory information, SDRAM application, K4S643232H-UC70 pictures?
You can use Jotrin's intelligent search engine, or filter by SDRAM category, or find it through Samsung Semiconductor, Inc Information page.
Q: Are the SAMSUNG's K4S643232H-UC70 price and stock displayed on the platform accurate?
The SAMSUNG's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for K4S643232H-UC70, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
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Yes. We accept offline orders.
We can provide order placement service. You only need to log in, click "My Orders" to enter the transaction management, and you will see the "Order Details" interface. After checking it, select all and click "Place Order". In addition, you can enjoy coupons or other selected gifts when placing orders online.
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Customers can choose industry-leading freight companies, including DHL, FedEx, UPS, TNT, and Registered Mail.
Once your order has been processed for shipment, our sales will send you an e-mail advising you of the shipping status and tracking number.
Note: It may take up to 24 hours before carriers will display tracking information. In normal conditions, Express delivery needs 3-5 days, Registered Mail needs 25-60 days.
Q: What is the process for returns or replacement of K4S643232H-UC70?
All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the K4S643232HUC70 we delivered, we will accept the replacement or return of the K4S643232H-UC70 only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of K4S643232H-UC70.
(3)The K4S643232H-UC70 is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
More details about return electronic components please see our Return & Change Policy.
Q: How to contact us and get support, such as K4S643232H-UC70 datasheet pdf, K4S643232H pin diagram?
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Samsung Semiconductor, Inc

Samsung achieved and has held market leadership in DRAM and SRAM since the early 1990s, and in NAND Flash since 2003. In 2001, Samsung also signalled its long commitment to logic and analog chip development with the expansion of the System LSI Division and the opening of the SoC Research Lab....
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