MT18VDDT12872AY-40BF1 Micron Technology Inc, MT18VDDT12872AY-40BF1 Datasheet - Page 5

• Manufacturer Part Number: MT18VDDT12872AY-40BF1
• Description: MODULE DDR 1GB 184-DIMM
• Manufacturer: Micron Technology Inc

Specifications of MT18VDDT12872AY-40BF1

• Memory Type: DDR SDRAM
• Memory Size: 1GB
• Speed: 400MT/s
• Package / Case: 184-DIMM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 5:
Pin numbers may not correlate with symbols; refer to Pin Assignment Tables on page 3 for more information
pdf: 09005aef80814e61, source: 09005aef80a43eed
DDA18C32_64_128x72AG.fm - Rev. E 9/04 EN
24, 28, 31, 33, 35, 39, 40, 53,
55, 57, 60, 61, 64, 68, 69, 72,
73, 79, 80, 83, 84, 87, 88, 94,
110, 114, 117, 121, 123, 126,
127, 131, 133, 146, 147, 150,
151, 153, 155, 161, 162, 165,
166, 170, 171, 174, 175, 178,
104, 112, 128, 136, 143, 156,
124, 132, 139, 145, 152, 160,
2, 4, 6, 8, 12, 13, 19, 20, 23,
3, 11, 18, 26, 34, 42, 50, 58,
66, 74, 81, 89, 93, 100, 116,
103, 113, 115
7, 38, 46, 70, 85, 108, 120,
9, 10, 71, 82, 90, 101, 102,
95, 98, 99, 105, 106, 109,
15, 22, 30, 54, 62, 77, 96,
PIN NUMBERS
164, 172, 180
181,182, 183
148, 168
167, 173
179
176
184
92
91
1
(256MB)
Pin Descriptions (Continued)
, 163,
DQ0–DQ63
SYMBOL
SA0–SA2
V
V
SDA
V
V
DDSPD
SCL
V
NC
DDQ
REF
DD
SS
256MB, 512MB, 1GB (x72, ECC, DR), PC3200
Output
Output
Supply
Supply
Supply
Supply
Supply
Input/
Input/
TYPE
Input
Input
—
Data I/Os: Data bus.
Serial Clock for Presence-Detect: SCL is used to synchronize the
presence-detect data transfer to and from the module.
Presence-Detect Address Inputs: These pins are used to
configure the presence-detect device.
Serial Presence-Detect Data: SDA is a bidirectional pin used to
transfer addresses and data into and out of the presence-
detect portion of the module.
SSTL_2 reference voltage.
DQ Power Supply: +2.6V ±0.1V.
Power Supply: +2.6V ±0.1V.
Ground.
Serial EEPROM positive power supply: +2.3V to +3.6V.
No Connect: These pins should be left unconnected.
5
Micron Technology, Inc., reserves the right to change products or specifications without notice.
184-PIN DDR SDRAM UDIMM
DESCRIPTION
©2004 Micron Technology, Inc.