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| 型号： | MT48LC16M4A2 |
| 厂商： | Micron Technology, Inc. |
| 元件分类： | DC/DC变换器 |
| 英文描述： | RSD Series - Econoline Unregulated DC-DC Converters; Input Voltage (Vdc): 24V; Output Voltage (Vdc): 3.3V; Power: 1W; 1kVDC and 3kVDC Isolation Options; Approved for Medical Applications; Suitable for Automated Assembly; 8, 10 and 12 pin Pinning Style Options; Optional Continuous Short Circuit Protected; Efficiency to 85% |
| 中文描述： | 同步DRAM |
| 文件页数： | 3/55页 |
| 文件大小： | 1458K |
| 代理商： | MT48LC16M4A2 |
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3
64Mb: x4, x8, x16 SDRAM
64MSDRAM_F.p65 – Rev. F; Pub. 1/03
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2003, Micron Technology, Inc.
64Mb: x4, x8, x16
SDRAM
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 ........................................................
4
5
6
7
Functional Description
...........................................
Initialization.........................................................
Register Definition ...............................................
Mode Register .................................................
Burst Length ..............................................
Burst Type..................................................
CAS Latency .............................................. 10
Operating Mode ........................................ 10
Write Burst Mode ...................................... 10
Commands........................................................... 11
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
Operation ............................................................. 14
Bank/Row Activation ..................................... 14
Reads................................................................ 15
Writes .............................................................. 21
Precharge......................................................... 23
Power-Down ................................................... 23
Clock Suspend ................................................ 24
Burst Read/Single Write................................. 24
8
8
8
8
8
9
11
Concurrent Auto Precharge .......................... 25
Truth Table 2 (CKE)...................................................
Truth Table 3 (Current State, Same Bank) ...................
Truth Table 4 (Current State, Different Bank) .............
Absolute Maximum Ratings .................................... 32
DC Electrical Characteristics
and Operating Conditions..................................... 32
I
DD
Specifications and Conditions.......................... 32
Capacitance ............................................................... 33
27
28
30
Electrical Characteristics and Recommended
Operating Conditions
(Timing Table) ........... 34
Timing Waveforms
Initialize and Load Mode Register ..................... 36
Power-Down Mode ............................................ 37
Clock Suspend Mode .......................................... 38
Auto Refresh Mode ............................................. 39
Self Refresh Mode ................................................ 40
Reads
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
Writes
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
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相关代理商/技术参数 |
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|---|---|
| MT48LC16M4A2_99 | 制造商:MICRON 制造商全称:Micron Technology 功能描述:SYNCHRONOUS DRAM |
| MT48LC16M4A2TG | 制造商:MICRON 制造商全称:Micron Technology 功能描述:SYNCHRONOUS DRAM |
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