MT48LC16M4A2 Micron Technology, MT48LC16M4A2 Datasheet - Page 33

• Manufacturer Part Number: MT48LC16M4A2
• Description: SYNCHRONOUS DRAM
• Manufacturer: Micron Technology

CAPACITANCE
(Note: 2; notes appear on page 35)
64Mb: x4, x8, x16 SDRAM
64MSDRAM_F.p65 – Rev. F; Pub. 1/03
ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS
(Notes: 5, 6, 8, 9, 11; notes appear on page 35); V
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 (4,096 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
AC(3)
AC(2)
CK(3)
CK(2)
t
HZ(3)
HZ(2)
t
t
t
t
t
t
t
CMH
t
CMS
t
OH
t
t
t
CKH
t
t
RCD
RRD
t
CKS
t
RAS
t
RFC
t
XSR
REF
WR
AH
DH
OH
CH
AS
DS
RC
RP
t
CL
LZ
T
N
1 CLK +
MIN
6ns
DD
1.5
2.5
2.5
1.5
1.5
1.5
1.8
0.3
42
60
18
60
18
12
12
70
1
6
–
1
1
1
1
2
, V
-6
DD
120,000
MAX
Q = +3.3V ±0.3V
5.5
5.5
1.2
33
64
–
–
1 CLK +
MIN
7ns
0.8
1.5
2.5
2.5
7.5
0.8
1.5
0.8
1.5
0.8
1.5
1.8
0.3
37
60
15
66
15
14
14
67
7
1
3
-7E
120,000
MAX
5.4
5.4
5.4
5.4
1.2
64
Micron Technology, Inc., reserves the right to change products or specifications without notice.
SYMBOL
1 CLK +
7.5ns
C
MIN
C
C
0.8
1.5
2.5
2.5
7.5
0.8
1.5
0.8
1.5
0.8
1.5
1.8
0.3
10
44
66
20
66
20
15
15
75
IO
1
3
I
I
1
2
-75
120,000
MAX
5.4
5.4
1.2
64
6
6
64Mb: x4, x8, x16
MIN
2.5
2.5
4.0
1 CLK +
MIN
7ns
1.8
0.3
10
50
70
20
70
20
20
15
80
1
2
3
3
8
1
2
1
2
1
2
1
3
MAX UNITS NOTES
-8E
3.5
3.8
6.0
120,000
MAX UNITS NOTES
1.2
64
6
6
6
6
©2003, Micron Technology, Inc.
SDRAM
pF
pF
pF
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
–
29
30
31
27
23
23
10
10
28
24
25
20
7