MT48LC128M4A2TG MICRON [Micron Technology], MT48LC128M4A2TG Datasheet - Page 33

• Manufacturer Part Number: MT48LC128M4A2TG
• Description: SYNCHRONOUS DRAM
• Manufacturer: MICRON [Micron Technology]

CAPACITANCE
(Note: 2; notes appear on page 35)
512Mb: x4, x8, x16 SDRAM
512MSDRAM_D.p65 – Rev. D; Pub 1/02
ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS
(Notes: 5, 6, 8, 9, 11; notes appear on page 35)
PARAMETER
Input Capacitance: CLK
Input Capacitance: All other input-only pins
Input/Output Capacitance: DQs
AC CHARACTERISTICS
PARAMETER
Access time from CLK (pos. edge)
Address hold time
Address setup time
CLK high-level width
CLK low-level width
Clock cycle time
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
Data-out low-impedance time
Data-out hold time (load)
Data-out hold time (no load)
ACTIVE to PRECHARGE command
ACTIVE to ACTIVE command period
ACTIVE to READ or WRITE delay
Refresh period (8,192 rows)
AUTO REFRESH period
PRECHARGE command period
ACTIVE bank a to ACTIVE bank b command
Transition time
WRITE recovery time
Exit SELF REFRESH to ACTIVE command
CL = 3
CL = 2
CL = 3
CL = 2
CL = 3
CL = 2
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
AC(3)
AC(2)
CK(3)
CK(2)
HZ(3)
HZ(2)
t
t
t
t
CMH
t
t
t
CMS
t
t
OH
t
CKH
RCD
RRD
t
t
CKS
t
RAS
t
RFC
t
XSR
t
REF
OH
WR
AH
CH
DH
AS
DS
RC
CL
LZ
RP
t
T
N
1 CLK +
MIN
7ns
33
0.8
1.5
2.5
2.5
7.5
0.8
1.5
0.8
1.5
0.8
1.5
2.7
1.8
0.3
37
60
15
66
15
14
14
67
7
1
-7E
120,000
MAX
Micron Technology, Inc., reserves the right to change products or specifications without notice.
5.4
5.4
5.4
5.4
1.2
64
1 CLK +
7.5ns
MIN
0.8
1.5
2.5
2.5
7.5
0.8
1.5
0.8
1.5
0.8
1.5
2.7
1.8
0.3
10
44
66
20
66
20
15
15
75
1
SYMBOL
-75
512Mb: x4, x8, x16
C
C
C
120,000
IO
I
I
MAX
1
2
5.4
5.4
1.2
64
6
6
MIN
2.5
2.5
4.0
UNITS
ms
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
ns
ns
ns
©2000, Micron Technology, Inc.
–
MAX
SDRAM
ADVANCE
3.5
3.8
6.0
NOTES
UNITS
27
23
23
10
10
28
24
14
25
20
7
pF
pF
pF