K4H1G0438A Datasheet, PDF (2/24 Pages) Samsung semiconductor – 1Gb A-die SDRAM Specification

K4H1G0438A
K4H1G0838A
Table of Contents
DDR SDRAM
1.0 Key Features .............................................................................................................................. 4
2.0 Ordering Information ................................................................................................................ 4
3.0 Operating Frequencies............................................................................................................... 4
4.0 Pin Description .......................................................................................................................... 5
5.0 Package Physical Dimension ................................................................................................... 6
6.0 Block Diagram (64Mbit x4 / 32Mbit x8 I/O x4 Banks) ............................................................... 7
7.0 Input/Output Function Description ........................................................................................... 8
8.0 Command Truth Table ............................................................................................................... 9
9.0 General Description...................................................................................................................10
10.0 Absolute Maximum Rating .....................................................................................................10
11.0 DC Operating Conditions ........................................................................................................10
12.0 DDR SDRAM IDD Spec Items & Test Conditions ..................................................................11
13.0 Input/Output Capacitance ......................................................................................................11
14.0 Detailed test condition for DDR SDRAM IDD1 & IDD7A ......................................................12
15.0 DDR SDRAM IDD spec table ..................................................................................................13
16.0 AC Operating Conditions .......................................................................................................14
17.0 AC Overshoot/Undershoot specification for Address and Control Pins ...........................14
18.0 Overshoot/Undershoot specification for Data, Strobe and Mask Pins...............................15
19.0 AC Timming Parameters & Specifications ...........................................................................16
20.0 System Characteristics for DDR SDRAM ............................................................................. 17
21.0 Component Notes ................................................................................................................... 18
22.0 System Notes ..........................................................................................................................20
23.0 IBIS : I/V Characteristics for Input and Output Buffers ........................................................21
Rev. 1.1 January 2007