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參數(shù)資料
| 型號： | WEDPN16M64VR-125BC |
| 廠商： | MICROSEMI CORP-PMG MICROELECTRONICS |
| 元件分類： | DRAM |
| 英文描述： | 16M X 64 SYNCHRONOUS DRAM MODULE, 5.8 ns, PBGA219 |
| 封裝： | 32 X 25 MM, PLASTIC, BGA-219 |
| 文件頁數(shù)： | 2/13頁 |
| 文件大小： | 423K |
| 代理商： | WEDPN16M64VR-125BC |
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
WEDPN16M64VR-XBX
10
Parameter
Symbol
-133
-125
-100
-66
Unit
Min
Max
Min
Max
Min
Max
Min
Max
Access time from CLK (pos. edge)
CL = 3
tAC
5.4
5.8
6
7.5
ns
CL = 2
tAC
66
6
9
ns
Address hold time
tAH
0.8
1
ns
Address setup time
tAS
1.5
2
ns
CLK high-level width
tCH
2.5
3
ns
CLK low-level width
tCL
2.5
3
ns
Clock cycle time (22)
CL = 3
tCK
7.5
8
10
15
ns
CL = 2
tCK
10
15
20
ns
CKE hold time
tCKH
0.8
1
ns
CKE setup time
tCKS
1.5
2
ns
CS, RAS, CAS, WE, DQM hold time
tCMH
0.8
1
ns
CS, RAS, CAS, WE, DQM setup time
tCMS
1.5
2
ns
Data-in hold time
tDH
0.8
1
ns
Data-in setup time
tDS
1.5
2
ns
Data-out high-impedance time
CL = 3 (10)
tHZ
5.4
5.8
6
7.5
ns
CL = 2 (10)
tHZ
66
6
9
ns
Data-out low-impedance time
tLZ
11
12
ns
Data-out hold time (load)
tOH
33
ns
Data-out hold time (no load) (26)
tOHN
1.8
ns
ACTIVE to PRECHARGE command
tRAS
44
120,000
50
120,000
50
120,000
60
120,000
ns
ACTIVE to ACTIVE command period
tRC
66
70
ns
ACTIVE to READ or WRITE delay
tRCD
20
30
ns
Refresh period (8,192 rows) – Commercial, Industrial
tREF
64
ms
Refresh period (8,192 rows) – Military
tREF
16
ms
AUTO REFRESH period
tRFC
66
70
90
ns
PRECHARGE command period
tRP
20
30
ns
ACTIVE bank A to ACTIVE bank B command
tRRD
15
20
ns
Transition time (7)
tT
0.3
1.2
0.3
1.2
0.3
1.2
1
1.2
ns
WRITE recovery time
(23)
tWR
1CLK + 7.5ns
1 CLK + 7.5ns
—
(24)
15
ns
Exit SELF REFRESH to ACTIVE command
tXSR
75
80
90
ns
ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CHARACTERISTICS
(NOTES 5, 6, 8, 9, 11, 29)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| WEDPN16M64VR-133B2C | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:16Mx64 REGISTERED SYNCHRONOUS DRAM |
| WEDPN16M64VR-133B2I | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:16Mx64 REGISTERED SYNCHRONOUS DRAM |
| WEDPN16M64VR-133B2M | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:16Mx64 REGISTERED SYNCHRONOUS DRAM |
| WEDPN16M64VR-66BC | 制造商:Microsemi Corporation 功能描述:16M X 64 SDRAM MODULE W/REGISTERED BUFFERS, 3.3V, 66 MHZ, 21 - Bulk |
| WEDPN16M64VR-66BI | 制造商:Microsemi Corporation 功能描述:16M X 64 SDRAM MODULE W/REGISTERED BUFFERS, 3.3V, 66 MHZ, 21 - Bulk |
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