K4H511638G-LCCC

K4H511638G-LCCC 概要

General DescriptionThe K4H510438G / K4H510838G / K4H511638G is 536,870,912 bits of double data rate synchronous DRAM organized as 4x 33,554,432 / 4x 16,777,216 / 4x 8,388,608 words by 4/8/16bits, fabricated with SAMSUNG′s high performance CMOS technology. Synchronous features with Data Strobe allow extremely high performance up to 400Mb/s per pin. I/O transactions are possible on both edges of DQS. Range of operating frequencies, programmable burst length and programmable latencies allow the device to be useful for a variety of high performance memory system applications.Key Features• VDD : 2.5V ± 0.2V, VDDQ : 2.5V ± 0.2V for DDR266, 333• VDD : 2.6V ± 0.1V, VDDQ : 2.6V ± 0.1V for DDR400• Double-data-rate architecture; two data transfers per clock cycle• Bidirectional data strobe [DQS] (x4,x8) & [L(U)DQS] (x16)• Four banks operation• Differential clock inputs(CK and CK)• DLL aligns DQ and DQS transition with CK transition• MRS cycle with address key programs -. Read latency : DDR266(2.5 Clock), DDR333(2.5 Clock), DDR400(3 Clock) -. Burst length (2, 4, 8) -. Burst type (sequential & interleave)• All inputs except data & DM are sampled at the positive going edge of the system clock(CK)• Data I/O transactions on both edges of data strobe• Edge aligned data output, center aligned data input• LDM,UDM for write masking only (x16)• DM for write masking only (x4, x8)• Auto & Self refresh• 7.8us refresh interval(8K/64ms refresh)• Maximum burst refresh cycle : 8• 66pin TSOP II Lead-Free & Halogen-Free package• RoHS compliant

特徴

• 1. It has a storage capacity of 512 Megabits (64 Megabytes).
• 2. The package type is LCCC (Leadless Chip Carrier).
• 3. It operates at a voltage of 3.3V.
• 4. It offers a fast data transfer rate with a bus speed of up to 143 MHz.
• 5. It has a burst length (BL) of 4 or 8.

応用

• 1. The K4H511638G-LCCC is commonly used in computer systems for main memory or RAM.
• 2. It is also utilized in various electronic devices that require temporary data storage, such as routers, switches, printers, and networking equipment.
• 3. It can be found in industrial control systems and embedded systems where high-speed and reliable memory access is necessary.

仕様