Samsung
DDR4 SDRAM является новым поколением высокопроизводительных, энергоэффективных модулей памяти, которые обеспечивает большую надежность для корпоративных приложений. Правильное решение памяти может быть одним из наиболее важных конкурентных преимуществ. Samsung является лидером отрасли с передовыми DRAM технологии для максимального успеха ваших решений.
Consumer DRAM specifications at a glance
Key features of Samsung’s Consumer DRAM memory include
Maximum Organization |
Data range/pin |
- SDRAM : x16
- DDR SDRAM : x16
- DDR2 DRAM : x16
- DDR3 DRAM : x16
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- SDRAM : SDR (Single Data Rate)
- DDR SDRAM : DDR (Double Data Rate)
- DDR2 DRAM : DDR (Double Data Rate)
- DDR3 DRAM : DDR (Double Data Rate)
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Output Impedance Control |
Speed/Frequency |
- SDRAM : Unavailable
- DDR SDRAM : Normal (100%) and Weak (60%)
- DDR2 DRAM : Full (100%) and Reduced (60%)
- DDR3 DRAM : (RZQ*/6), RZQ/7, and *RZQ (240 ohms)
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- SDRAM : 133 to 200Mbps
- DDR SDRAM : 266 to 400Mbps
- DDR2 DRAM : 400 to 1,066Mbps
- DDR3 DRAM : 800 to 2,133Mbps
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DQS |
Packages |
- SDRAM : (Not applicable)
- DDR SDRAM : Bidirectional Strobe
- DDR2 DRAM : Bidirectional Strobe
- DDR3 DRAM : Bidirectional Strobe
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- SDRAM : 54-pin TSOP (2)
- DDR SDRAM : 66-pin TSOP (2)/60-ball FBGA
- DDR2 DRAM : x16 (84-ball FBGA) and x8/x4 (68-ball FBGA)
- DDR3 DRAM : x16 (96-ball FBGA) and x8/x4 (78-ball FBGA)
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Bandwidths |
DQ |
- SDRAM : ~400MB/sec
- DDR SDRAM : ~800MB/sec
- DDR2 DRAM : ~2.1GB/sec
- DDR3 DRAM : ~3.2GB/sec
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- SDRAM : Single-Ended
- DDR SDRAM : Single-Ended
- DDR2 DRAM : Single-Ended
- DDR3 DRAM : Single-Ended
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Supported Densities |
Typical VDD/VDDQ Voltages |
- SDRAM : 64Mb, 128Mb, and 256Mb
- DDR SDRAM : 64Mb, 128Mb, 256Mb, and 512Mb
- DDR2 DRAM : 128Mb, 256Mb, 512Mb, and 1Gb
- DDR3 DRAM : 1Gb and 2Gb, 4Gb
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- SDRAM : 3.3V
- DDR SDRAM : 2.5V
- DDR2 DRAM : 1.8V
- DDR3 DRAM : 1.5V, 1.35V
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Termination |
Interfaces |
- SDRAM : Motherboard Termination
- DDR SDRAM : Motherboard Termination
- DDR2 DRAM : On-die Termination
- DDR3 DRAM : On-die Termination
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- SDRAM : LVTTL
- DDR SDRAM : SSTL_2
- DDR2 DRAM : SSTL_1.8
- DDR3 DRAM : SSTL_1.5
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Driver Control |
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- SDRAM : LVTTL
- DDR SDRAM : SSTL_2
- DDR2 DRAM : SSTL_1.8
- DDR3 DRAM : SSTL_1.5
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