Commercial and Industrial Consumer DDR 256Mb SDRAM
DDR 256Mb SDRAM Confidential
NT5DS32M8ES / NT5DS16M16ES
Nanya Technology Corp.
NT5DS32M8ES / NT5DS16M16ES
Commercial a...
Description
DDR 256Mb SDRAM Confidential
NT5DS32M8ES / NT5DS16M16ES
Nanya Technology Corp.
NT5DS32M8ES / NT5DS16M16ES
Commercial and Industrial Consumer DDR 256Mb SDRAM
Features
JEDEC DDR Compliant - Differential clock inputs (CK and ) - DLL aligns DQ and DQS transition with CK transitions - 2n Prefetch Architecture - DQS is edge-aligned with data for reads and center-aligned with data for WRITEs - DQ and DM referenced to both edges of DQS - tRAS lockout (tRAP = tRCD)
Signal Integrity - Configurable DS for system compatibility
Data Integrity - Auto Refresh Mode - Self Refresh Mode
Power Saving Mode - Power Down Mode
Interface and Power Supply - SSTL_2 compatible (All inputs) - SSTL_2, Class II compatible (All outputs) - VDD/VDDQ=2.5V±0.2V (DDR-333) - VDD/VDDQ=2.6V±0.1V (DDR-400)
Speed Grade (CL-TRCD-TRP) 1,2 - 400 Mbps / 3-3-3
Options
Temperature Range (TA) - Commercial Grade = 0℃~70℃ - Industrial Grade = -40℃~85℃
CAS Latency (2.5, 3, 4) Burst Length (2, 4, 8)
Programmable Functions
Burst Type (Sequential, Interleaved) Driver Strength (Normal, Weak)
Packages / Density Information
Lead-free RoHS compliance and Halogen-free
256Mb (Org. / Package)
Length x Width5 (mm)
Pin pitch (mm)
32M x 8
66 pin
TSOPII 16M x 16
22.22 x 10.16
0.65
Density and Addressing
Item
Organization Number of banks
Bank Address Auto precharge
tRFC(ns) 3 tREFI (µs) 4 Row Address Column Address
256Mb
32M x 8 4
BA0,BA1 A10/AP
72 7.8 A0-A12 A0-A9
16M x 16 4
BA0,BA1 A10/AP
72...
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