MT16VDDT6464A Datasheet PDF - Micron
Part Number | MT16VDDT6464A | |
Description | 512MB DDR SDRAM UNBUFFERED DIMM | |
Manufacturers | Micron | |
Logo | ||
There is a preview and MT16VDDT6464A download ( pdf file ) link at the bottom of this page. Total 30 Pages |
Preview 1 page No Preview Available ! 256MB, 512MB, 1GB, 2GB (x64, DR)
184-PIN DDR SDRAM UDIMM
DDR SDRAM
UNBUFFERED DIMM
MT16VDDT3264A – 256MB
MT16VDDT6464A – 512MB
MT16VDDT12864A
MT16VDDT25664A
–
–
1GB
2GB
(ADVANCE)‡
For the latest data sheet, please refer to the Micron Web
site: www.micron.com/products/modules
Features
• 184-pin, dual in-line memory module (DIMM)
• Fast data transfer rates: PC2100 or PC2700
• Utilizes 266 MT/s and 333 MT/s DDR SDRAM
components
• 256MB (32 Meg x 64), 512MB (64 Meg x 64), 1GB
(128 Meg x 64), and 2GB (256 Meg x 64)
• VDD = VDDQ = +2.5V
• VDDSPD = +2.3V to +3.6V
• 2.5V I/O (SSTL_2 compatible)
• Commands entered on each positive CK edge
• DQS edge-aligned with data for READs; center-
aligned with data for WRITEs
• Internal, pipelined double data rate (DDR)
architecture; two data accesses per clock cycle
• Bidirectional data strobe (DQS) transmitted/
received with data—i.e., source-synchronous data
capture
• Differential clock inputs (CK and CK#)
• Four internal device banks for concurrent operation
• Programmable burst lengths: 2, 4, or 8
• Auto precharge option
• Auto Refresh and Self Refresh Modes
• 15.6µs (256MB), 7.8125µs (512MB, 1GB, and 2GB)
maximum average periodic refresh interval
• Serial Presence Detect (SPD) with EEPROM
• Programmable READ CAS latency
• Gold edge contacts
Figure 1: 184-Pin DIMM (MO-206)
Standard 1.25in. (31.75mm)
Low-Profile 1.15in. (29.21mm)
OPTIONS
MARKING
• Package
184-pin DIMM (standard)
G
184-pin DIMM (lead-free)1
• Memory Clock, Speed, CAS Latency2
Y
6ns/166MHz (333 MT/s) CL = 2.5
7.5ns/133 MHz (266 MT/s) CL = 2
7.5ns/133 MHz (266 MT/s) CL = 2
-335
-2621
-26A1
7.5ns/133 MHz (266 MT/s) CL = 2.5
-265
• PCB
Standard 1.25in. (31.75mm)
See page 2 note
Low-Profile 1.20in. (30.48mm)
See page 2 note
NOTE: 1. Consult Micron for product availability.
2. CL = CAS (READ) Latency.
Table 1: Address Table
Refresh Count
Row Addressing
Device Bank Addressing
Device Configuration
Column Addressing
Module Rank Addressing
256MB
4K
4K (A0–A11)
4 (BA0, BA1)
128Mb (16 Meg x 8)
1K (A0–A9)
2 (S0#, S1#)
512MB
8K
8K (A0–A12)
4 (BA0, BA1)
256Mb (32 Meg x 8)
1K (A0–A9)
2 (S0#, S1#)
1GB
8K
8K (A0–A12)
4 (BA0, BA1)
512Mb (64 Meg x 8)
2K (A0–A9, A11)
2 (S0#, S1#)
2GB
8K
16K (A0–A13)
4 (BA0, BA1)
1Gb (128 Meg x 8)
2K (A0–A9, A11)
2 (S0#, S1#)
pdf: 09005aef80739fa5, source: 09005aef807397e5
DD16C32_64_128_256x64AG.fm - Rev. C 9/04 EN
1
©2004 Micron Technology, Inc.
‡PRODUCTS AND SPECIFICATIONS DISCUSSED HEREIN ARE FOR EVALUATION AND REFERENCE PURPOSES ONLY AND ARE SUBJECT TO CHANGE BY
MICRON WITHOUT NOTICE. PRODUCTS ARE ONLY WARRANTED BY MICRON TO MEET MICRON’S PRODUCTION DATA SHEET SPECIFICATIONS.
|
|
256MB, 512MB, 1GB, 2GB (x64, DR)
184-PIN DDR SDRAM UDIMM
Table 5: Pin Descriptions (Continued)
Pin numbers may not correlate with symbols; refer to Pin Assignment tables on page 3 for more information
PIN NUMBERS
2, 4, 6, 8, 12, 13, 19, 20, 23,
24, 28, 31, 33, 35, 39, 40, 53,
55, 57, 60, 61, 64, 68, 69, 72,
73, 79, 80, 83, 84, 87, 88, 94,
95, 98, 99, 105, 106, 109, 110,
114, 117, 121, 123, 126, 127,
131, 133, 146, 147, 150, 151,
153, 155, 161, 162, 165, 166,
170, 171, 174, 175, 178, 179
92
181,182, 183
91
1
15, 22, 30, 54, 62, 77, 96, 104,
112, 128, 136, 143, 156, 164,
172, 180
7, 38, 46, 70, 85, 108, 120,
148, 168
3, 11, 18, 26, 34, 42, 50, 58,
66, 74, 81, 89, 93, 100, 116,
124, 132, 139, 145, 152, 160,
176
184
44, 45, 47, 49, 51, 134, 135,
140, 142, 144
9, 10, 71, 82, 90, 101, 102,
103, 113, 115 (256MB), 163,
167 (256MB, 512MB, 1GB),
173
SYMBOL
DQ0–DQ63
SCL
SA0–SA2
SDA
VREF
VDDQ
VDD
VSS
VDDSPD
DNU
NC
TYPE
Input/ Data I/Os: Data bus.
Output
DESCRIPTION
Input Serial Clock for Presence-Detect: SCL is used to synchronize the
presence-detect data transfer to and from the module.
Input Presence-Detect Address Inputs: These pins are used to
configure the presence-detect device.
Input/ Serial Presence-Detect Data: SDA is a bidirectional pin used to
Output transfer addresses and data into and out of the presence-
detect device.
Supply SSTL_2 reference voltage.
Supply DQ Power Supply: +2.5V ±0.2V.
Supply Power Supply: +2.5V ±0.2V.
Supply Ground.
Supply
—
—
Serial EEPROM positive power supply: +2.3V to +3.6V.
Do Not Use: These pins are not connected on these modules,
but are assigned pins on other modules in this product family.
No Connect: These pins should be left unconnected.
pdf: 09005aef80739fa5, source: 09005aef807397e5
DD16C32_64_128_256x64AG.fm - Rev. C 9/04 EN
5 Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2004 Micron Technology, Inc.
Preview 5 Page |
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