参数资料
型号: MT48V8M16LFB4-75M:G
元件分类: DRAM
英文描述: 8M X 16 SYNCHRONOUS DRAM, 5.4 ns, PBGA54
封装: 8 X 8 MM, LEAD FREE, VFBGA-54
文件页数: 49/80页
文件大小: 2775K
PDF: 09005aef807f4885/Source: 09005aef8071a76b
Micron Technology, Inc., reserves the right to change products or specifications without notice.
128Mbx16x32Mobile_2.fm - Rev. M 1/09 EN
53
2001 Micron Technology, Inc. All rights reserved.
128Mb: x16, x32 Mobile SDRAM
Electrical Specifications
Table 17:
Electrical Characteristics and Recommended AC Operating Conditions
Notes 5, 6, 7, 8, 9, 11 apply to entire table; notes appear on page 57
Ac Characteristics
Symbol
-75M
-8
-10
Units
Notes
Parameter
Min
Max
Min
Max
Min
Max
Access time from CLK (positive
edge)
CL = 3
tAC (3)
5.4
7
7
ns
CL = 2
tAC (2)
6–
8–
8
ns
CL = 1
tAC (1)
na
19
22
ns
Address hold time
tAH
0.8
1–
ns
Address setup time
tAS
1.5
2.5
2.5
ns
CLK high-level width
tCH
3–
ns
CLK low-level width
tCL
2.5
3–
ns
Clock cycle time
CL = 3
tCK (3)
7.5
8
10
ns
CL = 2
tCK (2)
9.6
9.6
12
ns
CL = 1
tCK (1)
n/a
20
25
ns
CKE hold time
tCKH
1
–1
ns
CKE setup time
tCKS
2.5
2.5
2.5
ns
CS#, RAS#, CAS#, WE#, DQM hold time
tCMH
0.8
–1
ns
CS#, RAS#, CAS#, WE#, DQM setup time
tCMS
1.5
2.5
2.5
ns
Data-in hold time
tDH
0.8
1–
ns
Data-in setup time
tDS
1.5
2.5
2.5
ns
Data-out High-Z time
CL = 3
tHZ (3)
5.4
7
7
ns
CL = 2
tHZ (2)
6–
8–
8
ns
CL = 1
tHZ (1)
na
19
22
ns
Data-out Low-Z time
tLZ
1–
ns
Data-out hold time (load)
tOH
2.5
2.5
2.5
ns
Data-out hold time (no load)
tOHN
1.8
1.8
1.8
ns
ACTIVE-to-PRECHARGE command
tRAS
44
120,000
48
120,000
50
120,000
ns
ACTIVE-to-ACTIVE command period
tRC
66
80
100
ns
ACTIVE-to-READ or WRITE delay
tRCD
19–20
–20–
ns
Refresh period (4,096 rows)
tREF
64
64
64
ms
Refresh period – (AT) (4,096 rows)
tREF
AT
–16–16
–16
ms
AUTO REFRESH command period
tRFC
66
80
100
ns
PRECHARGE command period
tRP
19
20
20
ns
ACTIVE bank a to ACTIVE bank b command
tRRD
2
–2
tCK
Transition time
tT
0.3
1.2
0.5
1.2
0.5
1.2
ns
WRITE recovery time
Auto precharge mode (a)
Manual precharge mode (m)
tWR (a)
1 CLK
+7.5ns
–1 CLK
+7ns
–1 CLK
+5ns
––
tWR (m)
15–15
–15–
ns
Exit SELF REFRESH to ACTIVE command
tXSR
67
80
100
ns
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相关代理商/技术参数
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MT48V8M16LFB4-8 ITG 制造商:Micron Technology Inc 功能描述:DRAM Chip Mobile SDRAM 128M-Bit 8Mx16 2.5V 54-Pin VFBGA Tray