MT48LC16M4A2 Micron Technology, MT48LC16M4A2 Datasheet - Page 3

• Manufacturer Part Number: MT48LC16M4A2
• Description: SYNCHRONOUS DRAM
• Manufacturer: Micron Technology

TABLE OF CONTENTS
Functional Block Diagram –16 Meg x 4 ................
Functional Block Diagram – 8 Meg x 8 ................
Functional Block Diagram – 4 Meg x 16 ..............
Pin Descriptions ........................................................
Functional Description ...........................................
64Mb: x4, x8, x16 SDRAM
64MSDRAM_F.p65 – Rev. F; Pub. 1/03
Initialization .........................................................
Register Definition ...............................................
Commands ........................................................... 11
Operation ............................................................. 14
Mode Register .................................................
Truth Table 1 (Commands and DQM Operation) .......
Command Inhibit .......................................... 12
No Operation (NOP) ...................................... 12
Load Mode Register ........................................ 12
Active ............................................................... 12
Read ................................................................. 12
Write ................................................................ 12
Precharge ......................................................... 12
Auto Precharge ............................................... 12
Burst Terminate .............................................. 12
Auto Refresh ................................................... 13
Self Refresh ...................................................... 13
Bank/Row Activation ..................................... 14
Reads ................................................................ 15
Writes .............................................................. 21
Precharge ......................................................... 23
Power-Down ................................................... 23
Clock Suspend ................................................ 24
Burst Read/Single Write ................................. 24
Burst Length ..............................................
Burst Type ..................................................
CAS Latency .............................................. 10
Operating Mode ........................................ 10
Write Burst Mode ...................................... 10
11
4
5
6
7
8
8
8
8
8
9
3
Absolute Maximum Ratings .................................... 32
DC Electrical Characteristics
I
Capacitance ............................................................... 33
Electrical Characteristics and Recommended
Timing Waveforms
DD
and Operating Conditions ..................................... 32
Operating Conditions (Timing Table) ........... 34
Initialize and Load Mode Register ..................... 36
Power-Down Mode ............................................ 37
Clock Suspend Mode .......................................... 38
Auto Refresh Mode ............................................. 39
Self Refresh Mode ................................................ 40
Reads
Writes
Specifications and Conditions .......................... 32
Concurrent Auto Precharge .......................... 25
Truth Table 2 (CKE) ...................................................
Truth Table 3 (Current State, Same Bank) ...................
Truth Table 4 (Current State, Different Bank) .............
Read – Without Auto Precharge .................. 41
Read – With Auto Precharge ........................ 42
Single Read – Without Auto Precharge ....... 43
Single Read – With Auto Precharge ............. 44
Alternating Bank Read Accesses .................... 45
Read – Full-Page Burst ................................... 46
Read – DQM Operation ................................ 47
Write – Without Auto Precharge ................. 48
Write – With Auto Precharge ....................... 49
Single Write – Without Auto Precharge ...... 50
Single Write – With Auto Precharge ............ 51
Alternating Bank Write Accesses ................... 52
Write – Full-Page Burst .................................. 53
Write – DQM Operation ............................... 54
Micron Technology, Inc., reserves the right to change products or specifications without notice.
64Mb: x4, x8, x16
©2003, Micron Technology, Inc.
SDRAM
27
28
30