ESMT
AC OPERATING TEST CONDITIONS
(V
DD
= 3.3V ± 0.3V
,
T
A
= -40 to 85 °C )
Parameter
Input levels (Vih/Vil)
Input timing measurement reference level
Input rise and fall-time
Output timing measurement reference level
Output load condition
Value
2.4/0.4
1.4
tr/tf = 1/1
1.4
See Fig. 2
M12L128324A
Operation temperature condition -40
°
C~85
°
C
Unit
V
V
ns
V
3.3V
1200
Output
870
Ω
30pF
Vtt = 1.4V
Ω
V
OH
(DC) =2.4V , I
OH
= -2 mA
V
OL
(DC) =0.4V , I
OL
= 2 mA
Output
Z0 =50
50
Ω
Ω
30pF
(Fig. 1) DC Output Load Circuit
(Fig. 2) AC Output Load Circuit
OPERATING AC PARAMETER
(AC operating conditions unless otherwise noted)
Version
Parameter
Row active to row active delay
RAS to CAS delay
Row precharge time
Row active time
Row cycle time
@ Operating
@ Auto Refresh
Last data in to col. address delay
Last data in to row precharge
Last data in to burst stop
Symbol
-6
t
RRD(min)
t
RCD(min)
t
RP(min)
t
RAS(min)
t
RAS
(max)
t
RC(min)
t
RFC(min)
t
CDL(min)
t
RDL(min)
t
BDL(min)
60
60
1
2
1
12
18
18
42
100
63
63
CLK
CLK
CLK
2
2
2
-7
14
18
20
42
ns
ns
ns
ns
us
ns
1
1
1
1
1
Unit
Note
Elite Semiconductor Memory Technology Inc.
Publication Date: Feb. 2006
Revision: 1.1
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