MT47H64M8CB-3:B Micron Technology Inc, MT47H64M8CB-3:B Datasheet - Page 46

• Manufacturer Part Number: MT47H64M8CB-3:B
• Description: IC DDR2 SDRAM 512MBIT 3NS 60FBGA
• Manufacturer: Micron Technology Inc

Specifications of MT47H64M8CB-3:B

• Format - Memory: RAM
• Memory Type: DDR2 SDRAM
• Memory Size: 512M (64M x 8)
• Speed: 3ns
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 60-FBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 27:
PDF: 09005aef8117c18e, Source: 09005aef8211b2e6
512MbDDR2_2.fm - Rev. K 8/06 EN
x4, x8 Data Output Timing –
Notes:
DQ (First data no longer valid)
1. DQ transitioning after DQS transition define
2. DQ0, DQ1, DQ2, DQ3 for x4 or DQ0–DQ7 for x8.
3.
4.
5.
6. The data valid window is derived for each DQS transition and is defined as
DQ (First data no longer valid)
All DQs and DQS, collectively
T2n are “early DQS,” at T3 are “nominal DQS,” and at T3n are “late DQS.”
t
transitions, and ends with the last valid transition of DQ.
t
t
DQSQ is derived at each DQS clock edge, is not cumulative over time, begins with DQS
QH is derived from
HP is the lesser of
DQ (Last data valid)
DQ (Last data valid)
Earliest signal transition
Latest signal transition
DQS#
DQS
CK#
DQ
DQ
DQ
DQ
DQ
DQ
CK
t
t
DQSQ,
1
CL or
2
2
2
2
2
2
t
6
HP:
T1
t
t
QH =
CH clock transitions collectively when a bank is active.
t HP
t
46
QH, and Data Valid Window
5
t
HP -
t
t HP
QHS.
Micron Technology, Inc., reserves the right to change products or specifications without notice.
5
t DQSQ
t QH
T2
4
Window
3
Valid
Data
t
512Mb: x4, x8, x16 DDR2 SDRAM
DQSQ window. DQS transitions at T2 and at
T2
T2
T2
t HP
5
t DQSQ
T2n
t QH
4
Window
3
t HP
T2n
Valid
T2n
Data
T2n
5
T3
t DQSQ
t QH
©2004 Micron Technology, Inc. All rights reserved.
4
t HP
3
Window
5
Valid
Data
T3
T3
T3
T3n
t DQSQ
t
t QH
QH -
t HP
5
4
3
Window
T4
t
Valid
T3n
T3n
Data
T3n
DQSQ.
READs