K4T1G084QQ Datasheet PDF - Samsung

●The 1Gb DDR2 SDRAM is organized as a 32Mbit x 4 I/Os x 8banks, 16Mbit x 8 I/Os x 8banks or 8Mbit x 16 I/Os x 8 banks device. This synchronous device achieves high speed double data-rate transfer rates of up to 800Mb/sec/pin (DDR2-800) for general applications.

●Key Features

●• JEDEC standard 1.8V ± 0.1V Power Supply

●• VDDQ = 1.8V ± 0.1V

●• 333MHz fCK for 667Mb/sec/pin, 400MHz fCK for 800Mb/sec/pin

●• 8 Banks

●• Posted CAS

●• Programmable CAS Latency: 3, 4, 5, 6

●• Programmable Additive Latency: 0, 1, 2, 3, 4, 5

●• 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

●• Special Function Support

●   - PASR(Partial Array Self Refresh)

●   - 50ohm ODT

●   - High Temperature Self-Refresh rate enable

●• Average Refresh Period 7.8us at lower than TCASE 85°C, 3.9us at 85°C < TCASE < 95 °C

●• All of Lead-free products are compliant for RoHS