mt47h64m16hw-3 Micron Semiconductor Products, mt47h64m16hw-3 Datasheet - Page 115

• Manufacturer Part Number: mt47h64m16hw-3
• Description: 1gb X4, X8, X16 Ddr2 Sdram
• Manufacturer: Micron Semiconductor Products

Figure 76:
Figure 77:
PDF: 09005aef8117c187/Source: 09005aef821aed36
DDR2_x4x8x16_Core2.fm - 1Gb DDR2: Rev. N; Core DDR2: Rev. C 4/08 EN
REFRESH Command-to-Power-Down Entry
ACTIVATE Command-to-Power-Down Entry
Notes:
Notes:
Command
1. The earliest precharge power-down entry may occur is at T2, which is 1 ×
1. The earliest active power-down entry may occur is at T2, which is 1 ×
Command
Address
REFRESH command. Precharge power-down entry occurs prior to
command. Active power-down entry occurs prior to
CK#
CKE
CK#
CKE
CK
CK
Valid
Valid
T0
T0
REFRESH
115
Valid
T1
ACT
T1
1 x t CK
1 t CK
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Power-down 1
Power-down 1
entry
NOP
entry
T2
NOP
T2
1Gb: x4, x8, x16 DDR2 SDRAM
t
RCD (MIN) being satisfied.
t CKE (MIN)
t CKE (MIN)
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T3
T3
t
RFC (MIN) being satisfied.
t
CK after the ACTIVATE
Don’t Care
Don’t Care
t
CK after the
Operations