M391T6553BGZ3-CD5/CC Datasheet PDF - Samsung

DDR2 Unbuffered SDRAM MODULE
240pin Unbuffered Module based on 512Mb B-die
64/72-bit Non-ECC/ECC

FEATUREs
• Performance range
• JEDEC standard 1.8V ± 0.1V Power Supply
• VDDQ = 1.8V ± 0.1V
• 200 MHz fCK for 400Mb/sec/pin, 267MHz fCK for 533Mb/sec/pin
• 4 Banks
• Posted CAS
• Programmable CAS Latency: 3, 4, 5
• Programmable Additive Latency: 0, 1 , 2 , 3 and 4
• Write Latency(WL) = Read Latency(RL) -1
• Burst Length: 4 , 8(Interleave/nibble sequential)
• Programmable Sequential / Interleave Burst Mode
• Bi-directional Differential Data-Strobe (Single-ended data-strobe is an optional feature)
• Off-Chip Driver(OCD) Impedance Adjustment
• On Die Termination
• Average Refresh Period 7.8us at lower than a TCASE 85°C, 3.9us at 85°C < TCASE < 95 °C
   - support High Temperature Self-Refresh rate enable feature
• Package: 60ball FBGA - 64Mx8 , 84ball FBGA - 32Mx16
• All of Lead-free products are compliant for RoHS