(HY5PS1G431F / HY5PS1G831F) 1Gb DDR2 SDRAM
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HY5PS1G431(L)F HY5PS1G831(L)F
1Gb DDR2 SDRAM
HY5PS1G431(L)F HY5PS1G831(L)F
This document is a gen...
Description
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HY5PS1G431(L)F HY5PS1G831(L)F
1Gb DDR2 SDRAM
HY5PS1G431(L)F HY5PS1G831(L)F
This document is a general product description and is subject to change without notice. Hynix Electronics does not assume any responsibility for use of circuits described. No patent licenses are implied. Rev 0.2 / Apr. 2004 1
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HY5PS1G431(L)F HY5PS1G831(L)F Revision Details
Revision No. 0.1 0.2 History Preliminary Corrected typos of Pin description & tRFC spec. , Added IDD spec. Draft Date Feb.2004 Apr.2004 Remark Initial Release
Rev 0.2 / Apr. 2004
2
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HY5PS12421(L)F HY5PS12821(L)F HY5PS121621(L)F
Contents
1. Description
1.1 Device Features and Ordering Information 1.1.1 Key Feaures 1.1.2 Ordering Information 1.1.3 Ordering Frequency 1.2 Pin configuration 1.2.1 256M × 4 DDR2 Pin Configuration 1.2.2 128M × 8 DDR2 Pin Configuration 1.3 Pin Description
2. Functioanal Description
2.1 Simplified State Diagram 2.2 Functional Block Diagram 2.2.1 Functional Block Diagram(256M × 4) 2.2.2 Functional Block Diagram(128M × 8) 2.3 Basic Function & Operation of DDR2 SDRAM 2.3.1 Power up and Initialization 2.3.2 Programming the Mode and Extended Mode Registers 2.3.2.1 DDR2 SDRAM Mode Register Set(MRS) 2.3.2.2 DDR2 SDRAM Extended Mode Register Set 2.3.2.3 Off-Chip Driver(OCD) Impedance Adjustment 2.3.2.4 ODT(On Die Termination) 2.4 Bank Activate Command 2.5 Read and Write Command 2.5.1 Posted CAS 2.5.2 Burst Mode Operation 2.5.3 Burst Read Command 2.5....
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