HYB18T512160A Infineon Technologies AG, HYB18T512160A Datasheet - Page 54

• Manufacturer Part Number: HYB18T512160A
• Description: 512-Mbit Double-Data-Rate-Two SDRAM
• Manufacturer: Infineon Technologies AG

Figure 48
Figure 49
Data Sheet
C M D
C M D
C K , C K
C K , C K
D Q S ,
D Q S
D Q S ,
D Q S
D Q
D Q
P o ste d C A S
P o ste d C A S
R E A D w /A P
R E A D w /A P
A10 ="high"
Read with Auto-Precharge Example 3, followed by an Activation to the Same Bank:
RL = 4 (AL = 1, CL = 3), BL = 8,
Read with Auto-Precharge Example 4, followed by an Activation to the Same Bank:
RL = 4 (AL = 1, CL = 3), BL = 4,
A10 ="high"
T0
T0
AL = 1
AL = 1
first 4-bit prefetch
first 4-bit prefetch
T1
T1
N O P
N O P
AL + tRTP + tRP
tRTP
CL = 3
RL = 4
CL = 3
RL = 4
T2
T2
N O P
N O P
second 4-bit prefetch
AL + BL/2
A u to -P re ch a rg e B e g in s
T3
T3
t
t
N O P
N O P
RTP
RTP
2 clocks
2 clocks
>= tRTP
54
T4
T4
N O P
N O P
Dout A0
Dout A0
A u to -P re ch a rg e B e g in s
512-Mbit Double-Data-Rate-Two SDRAM
HYB18T512[400/800/160]A[C/F]–[3.7/5]
Dout A1
Dout A1
tRP
T5
T5
N O P
N O P
Dout A2
Dout A2
Dout A3
Dout A3
T6
T6
N O P
N O P
tRP
Dout A4
Dout A5
Functional Description
T7
T7
A ctiva te
09112003-SDM9-IQ3P
B a n k
N O P
Dout A6
Rev. 1.13, 2004-05
Dout A7
BR-AP413(8)2
BR-AP4133
A ctiva te
T8
T8
B a n k
N O P