SYNCHRONOUS DRAM PC66- PC100-compliant Similar Micron's MT48LCxMx

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SYNCHRONOUS DRAM PC66- PC100-compliant Similar Micron's MT48LCxMx

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64Mb: SDRAM ADDENDUM
SYNCHRONOUS DRAM
PC66- PC100-compliant Similar Micron's MT48LCxMxA2 versions Programmable burst lengths: (does support full page) Auto Precharge (does support CONCURRENT AUTO PRECHARGE) Auto Refresh Modes Directly compatibility with TMS66xx4 SDRAMs
MT48LC16M4B4 banks MT48LC8M8B4 banks MT48LC4M16B4 banks
Refer Micron site: www.micron.com/mti/msp/html/ datasheet.html latest full-length data sheet this applies
ASSIGNMENT (Top View) 54-Pin TSOP
OPTIONS
Configurations banks) banks) banks) Plastic Package OCPL* 54-pin TSOP (400 mil) Timing (Cycle Time) (125 MHz) (125 MHz) 10ns (100 MHz) Self Refresh Standard
MARKING
16M4 4M16
Part Number Example: MT48LC8M8B4TG-8E
VDDQ VssQ VDDQ VssQ DQML CAS# RAS#
DQ15 VssQ DQ14 DQ13 VDDQ DQ12 DQ11 VssQ DQ10 VDDQ DQMH
TIMING PARAMETERS
SPEED GRADE CLOCK FREQUENCY ACCESS TIME SETUP TIME HOLD TIME
Note: symbol indicates signal active LOW. dash indicates function same function.
Configuration Refresh Count Addressing Bank Addressing Column Addressing
banks banks banks (A0-A11) (BA0, BA1) (A0-A9) (A0-A11) (BA0, BA1) (A0-A8) (A0-A11) (BA0, BA1) (A0-A7)
*Off-center parting line **CL (READ) latency
64Mb SDRAM PART NUMBERS
PART NUMBER MT48LC16M4B4TG MT48LC8M8B4TG MT48LC4M16B4TG ARCHITECTURE
64Mb: SDRAM Addendum 64MSDRAMAddendumB4.p65 Rev. 4/99
Micron Technology, Inc., reserves right change products specifications without notice. ©1999, Micron Technology, Inc. Micron registered trademark Micron Technology, Inc.
64Mb: SDRAM ADDENDUM
GENERAL DESCRIPTION
limited offering 64Mb SDRAM. provides Texas Instruments' 64Mb SDRAMs users transition from TMS664xx4 SDRAMs Micron® 64Mb SDRAMs. being offered support existing PC100 designed systems intended designs. full functionality specifications, refer Micron 64Mb: SDRAM data sheet. Micron version specifications apply except noted this addendum. will support (i.e., meet exceed) system requirements which have been designed PC66 PC100 specifications.
ADDENDUM DATA SHEET
information published 64Mb SDRAM data sheet will apply with following exceptions: Page does support concurrent auto precharge. does support full-page burst length. Page Full-page burst READs page fullpage WRITEs page apply Page Burst length table full page does apply Page does support concurrent auto precharge. Page does support concurrent auto precharge. Page Notes through apply Page Note requires eight AUTO REFRESH start-up commands. Page Full-page burst READ does apply Page Full-page WRITE does apply
DEVIATIONS FROM
functionality less restrictive than version except following items: does support concurrent auto precharge. does support full-page burst. specifies eight AUTO REFRESH start-up cycles.
COMPATIBILITY
Micron functionality meets exceed JEDEC SDRAM specifications well PC66 PC100. will function correctly PC66- PC100-based designs well systems designed TMS664xx4 specifications.
8000 Federal Way, P.O. Boise, 83707-0006, Tel: 208-368-3900 E-mail: prodmktg@micron.com, Internet: http://www.micron.com, Customer Comment Line: 800-932-4992
Micron registered trademark Micron Technology, Inc.
64Mb: SDRAM Addendum 64MSDRAMAddendumB4.p65 Rev. 4/99
Micron Technology, Inc., reserves right change products specifications without notice. ©1999, Micron Technology, Inc.

SYNCHRONOUS DRAM PC66- PC100-compliant Similar Micron's MT48LCxMx

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