MT48LC8M32B2B5-6 View Datasheet(PDF) - Micron Technology
Part Name
Description
MFG CO.
'MT48LC8M32B2B5-6' PDF : 55 Pages View PDF
CAPACITANCE
(Note: 2)
PARAMETER
Input Capacitance: CLK
Input Capacitance: All other input-only pins
Input/Output Capacitance: DQs
PRELIMINARY
256Mb: x32
SDRAM
SYMBOL
CI1
CI2
CIO
MIN
2.5
2.5
4.0
MAX
4.0
4.0
6.5
UNITS
pF
pF
pF
ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS
(Notes: 5, 6, 8, 9, 11; notes appear on page 36)
AC CHARACTERISTICS
PARAMETER
Access time from CLK
CL = 3
(pos. edge)
CL = 2
CL = 1
Address hold time
Address setup time
CLK high-level width
CLK low-level width
Clock cycle time
CL = 3
CL = 2
CL = 1
CKE hold time
CKE setup time
CS#, RAS#, CAS#, WE#, DQM hold time
CS#, RAS#, CAS#, WE#, DQM setup time
Data-in hold time
Data-in setup time
Data-out high-impedance time CL = 3
CL = 2
CL = 1
Data-out low-impedance time
Data-out hold time
ACTIVE to PRECHARGE command
ACTIVE to ACTIVE command period
AUTO REFRESH period
ACTIVE to READ or WRITE delay
Refresh period (4,096 rows)
PRECHARGE command period
ACTIVE bank a to ACTIVE bank b command
Transition time
WRITE recovery time
Exit SELF REFRESH to ACTIVE command
SYMBOL
tAC (3)
tAC (2)
tAC (1)
tAH
tAS
tCH
tCL
tCK (3)
tCK (2)
tCK (1)
tCKH
tCKS
tCMH
tCMS
tDH
tDS
tHZ (3)
tHZ (2)
tHZ (1)
tLZ
tOH
tRAS
tRC
tRFC
tRCD
tREF
tRP
tRRD
tT
tWR
tXSR
-6
MIN
1
1.5
2.5
2.5
6
10
20
1
1.5
1
1.5
1
1.5
1
2
42
60
60
18
18
12
0.3
1CLK+
6ns
12ns
70
MAX
5.5
7.5
17
5.5
7.5
17
120K
64
1.2
-7
MIN
MAX
6
8
17
1
2
2.75
2.75
7
10
20
1
2
1
2
1
2
6
8
17
1
2.5
42
120K
70
70
20
64
20
14
0.3
1.2
1CLK+
7ns
14ns
70
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ns
ns
ns
tCK
NOTES
23
23
23
10
10
10
25
7
24
ns
27
ns
20
09005aef80cd8e48
256MbSDRAMx32.p65 – Rev. B; Pub. 03/04
34
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2003 Micron Technology, Inc.
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