MT47H16M16BG-5E:B Micron Technology Inc, MT47H16M16BG-5E:B Datasheet - Page 97

• Manufacturer Part Number: MT47H16M16BG-5E:B
• Description: IC DDR2 SDRAM 256MBIT 5NS 84FBGA
• Manufacturer: Micron Technology Inc

Specifications of MT47H16M16BG-5E:B

• Format - Memory: RAM
• Memory Type: DDR2 SDRAM
• Memory Size: 256M (16Mx16)
• Speed: 5ns
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 84-FBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 54: x16 Data Output Timing –
PDF: 09005aef8117c187
256MbDDR2.pdf - Rev. M 7/09 EN
DQ8–DQ15 and UDQS collectively 6
DQ0–DQ7 and LDQS collectively 6
DQ (first data no longer valid) 4
DQ (first data no longer valid) 4
DQ (first data no longer valid) 7
DQ (first data no longer valid) 7
DQ (last data valid) 4
DQ (last data valid) 4
DQ (last data valid) 7
DQ (last data valid) 7
Notes:
UDQS#
UDQS 3
LDSQ#
LDQS 3
1.
2.
3. DQ transitioning after the DQS transitions define the
4. DQ0, DQ1, DQ2, DQ3, DQ4, DQ5, DQ6, or DQ7.
DQ 4
DQ 4
DQ 4
DQ 4
DQ 4
DQ 4
DQ 7
DQ 7
DQ 7
DQ 7
DQ 7
DQ 7
CK#
CK
t
t
transitions, and ends with the last valid transition of DQ.
lower byte, and UDQS defines the upper byte.
HP is the lesser of
DQSQ is derived at each DQS clock edge, is not cumulative over time, begins with DQS
T1
t HP 1
t
DQSQ,
t HP 1
t
CL or
t DQSQ 2
t
t QH 5
QH, and Data Valid Window
t DQSQ 2
T2
t QH 5
Data valid
t
window
CH clock transitions collectively when a bank is active.
97
Data valid
T2
T2
T2
t HP 1
window
T2
T2
T2
t DQSQ 2
t QHS
T2n
t QH 5
t DQSQ 2
t QHS
t QH 5
Data valid
window
t HP 1
Micron Technology, Inc. reserves the right to change products or specifications without notice.
T2n
T2n
T2n
Data valid
window
T2n
T2n
T2n
256Mb: x4, x8, x16 DDR2 SDRAM
T3
t DQSQ 2
t QHS
t QH 5
t QHS
t DQSQ 2
t QH 5
t HP 1
Data valid
window
Data valid
window
T3
T3
T3
T3
T3n
T3
T3
t
DQSQ window. LDQS defines the
t DQSQ 2
t DQSQ 2
t QHS
t QHS
t HP 1
t QH 5
t QH 5
Data valid
window
Data valid
©2003 Micron Technology, Inc. All rights reserved.
window
T3n
T4
T3n
T3n
T3n
T3n
T3n
t QHS
t QHS
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