M13L32321A-2G Datasheet, PDF (9/48 Pages) Elite Semiconductor Memory Technology Inc. – Double-data-rate architecture, two data transfers per clock cycle

ESMT
AC Timing Parameter & Specifications (Note: 1~5, 8~9)
M13L32321A (2G)
Parameter
-5
Symbol
Min Max
-6
Min Max
CL2
7.5 12 7.5
12
Clock Period
CL2.5
t_CK
6.0 12 6.0
12
CL3
5.0 12 6.0
12
DQ output access time from
CLK/ CLK
t_AC
-0.7 +0.7 -0.7 +0.7
CLK high-level width
CLK low-level width
DQS output access time from
CLK/ CLK
t_CH
t_CL
t_DQSCK
0.45 0.55 0.45
0.45 0.55 0.45
-0.7 +0.7 -0.7
0.55
0.55
+0.7
Clock to first rising edge of DQS delay t_DQSS 0.75 1.25 0.75 1.25
DQ and DM input setup time (to DQS) t_DS
0.5
0.5
DQ and DM input hold time (to DQS)
t_DH
0.5
0.5
DQ and DM input pulse width (for
each input)
t_DIPW
1.75
1.75
Address and Control Input setup time
(fast slew rate)
t_IS
1.0
1.0
Address and Control Input hold time
(fast slew rate)
t_IH
1.0
1.0
Address and Control Input setup time
(slow slew rate)
t_IS
1.1
1.1
Address and Control Input hold time
(slow slew rate)
t_IH
1.1
1.1
Control and Address input pulse width
(for each input)
t_IPW
2.2
2.2
DQS input high pulse width
t_DQSH
0.4
0.6
0.4
0.6
DQS input low pulse width
t_DQSL
0.4
0.6
0.4
0.6
DQS falling edge to CLK setup time
t_DSS
0.2
0.2
DQS falling edge hold time from CLK
t_DSH
0.2
0.2
Data strobe edge to output data edge t_DQSQ
0.4
0.45
Data-out high-impedance time from
CLK/ CLK
t_HZ
+0.7
+0.7
Data-out low-impedance time from
CLK/ CLK
Clock half period
DQ-DQS output hold time from DQS
Data hold skew factor
t_LZ
-0.7 +0.7 -0.7 +0.7
t_CLmin
t_HP
or
t_CHmin
t_QH
t_HP-
t_QHS
t_CLmin
or
t_CHmin
t_HP-
t_QHS
t_QHS
0.5
0.5
-7.5
Unit
Min Max
7.5 12
7.5 12 ns
7.5 12
Note
-0.75 +0.75 ns
0.45 0.55 t_CK
0.45 0.55 t_CK
-0.75 +0.75 ns
0.75 1.25 t_CK
0.5
ns
0.5
ns
1.75
ns
17
1.1
ns 14, 16~18
1.1
ns 14, 16~18
1.2
ns 15~18
1.2
ns 15~18
2.2
ns
17
0.4
0.6
t_CK
0.4
0.6
t_CK
0.2
t_CK
0.2
t_CK
0.5 ns
21
+0.75 ns
10
-0.7 +0.7 ns
10
t_CLmin
or
t_CHmin
t_HP-
t_QHS
ns 19~20
ns
20
0.75 ns
Elite Semiconductor Memory Technology Inc.
Publication Date : Oct. 2012
Revision : 1.0
9/48