mt48lc1m16a1 Micron Semiconductor Products, mt48lc1m16a1 Datasheet - Page 31

• Manufacturer Part Number: mt48lc1m16a1
• Description: Synchronous Dram
• Manufacturer: Micron Semiconductor Products

CAPACITANCE
ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS
(Notes: 5, 6, 8, 9, 11) (-40°C ≤ T
16Mb: x16 IT SDRAM
16MSDRAMx16IT.p65 – Rev. 5/99
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
ACTIVE to PRECHARGE command
AUTO REFRESH, ACTIVE command period
AUTO REFRESH period
ACTIVE to READ or WRITE delay
Refresh period - 2,048 or 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
A
≤ +85°C)
CL = 3
CL = 2
CL = 1
CL = 3
CL = 2
CL = 1
CL = 3
CL = 2
CL = 1
SYMBOL
t
t
t
t
t
t
RCAR
t
t
t
t
CMH
t
t
CMS
t
t
t
t
t
t
t
t
t
t
CKH
t
t
t
t
RAS
RCD
RRD
t
CKS
t
t
REF
t
XSR
WR
AH
DH
OH
AC
AC
AC
AS
CH
CK
CK
CK
DS
HZ
HZ
HZ
RC
CL
RP
t
LZ
T
31
1 + 4ns
MIN
2.5
2.5
1.5
0.3
20
42
60
66
18
18
12
10
80
1
2
6
8
1
2
1
2
1
2
1
-6
120,000
MAX
5.5
5.5
1.2
18
18
64
8
6
Micron Technology, Inc., reserves the right to change products or specifications without notice.
1 + 3ns
SYMBOL MIN
MIN
2.75
2.75
1.5
10
25
42
70
70
20
21
14
0.3
10
80
1
2
7
1
2
1
2
1
2
1
C
C
C
IO
I
I
1
2
-7
120,000
MAX
5.5
8.5
5.5
8.5
1.2
22
22
64
2.5
2.5
4.0
1 + 2ns
MIN
1.5
0.3
13
25
48
80
80
24
24
16
10
80
1
2
3
3
8
1
2
1
2
1
2
1
MAX UNITS NOTES
-8A
4.0
5.0
6.5
120,000
MAX
16Mb: x16
22
22
64
10
IT SDRAM
6
9
6
9
©1999, Micron Technology, Inc.
p F
p F
p F
UNITS NOTES
t
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
CK
ns
ns
22, 23
2
2
2
22
22
23
23
10
10
10
22
22
22
24
25
20
7