hyb18t512160bf-3 Qimonda, hyb18t512160bf-3 Datasheet - Page 36

• Manufacturer Part Number: hyb18t512160bf-3
• Description: 512-mbit Double-data-rate-two Sdram Ddr2 Sdram
• Manufacturer: Qimonda

7
This chapter contains speed grade definition, AC timing parameter and ODT tables.
7.1
Rev. 1.2, 2007-11
03292006-YBYM-WG0Z
Speed Grade
QAG Sort Name
CAS-RCD-RP latencies
Parameter
Clock Period
Row Active Time
Row Cycle Time
RAS-CAS-Delay
Row Precharge Time
@ CL = 3
@ CL = 4
@ CL = 5
@ CL = 6
Timing Characteristics
Speed Grade Definitions
Symbol
t
t
t
t
t
t
t
t
CK
CK
CK
CK
RAS
RC
RCD
RP
DDR2–800D
–25F
5–5–5
Min.
5
3.75
2.5
2.5
45
57.5
12.5
12.5
36
Max.
8
8
8
8
70k
—
—
—
DDR2–800E
–2.5
6–6–6
Min.
5
3.75
3
2.5
45
60
15
15
512-Mbit Double-Data-Rate-Two SDRAM
Max.
8
8
8
8
70k
—
—
—
HYB18T512[40/80/16]0BF
Speed Grade Definition
Unit
t
—
ns
ns
ns
ns
ns
ns
ns
ns
CK
Internet Data Sheet
TABLE 35
Note
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