EDJ1108BABG, EDJ1116BABG
[Derating Values of tIS/tIH AC/DC Based (DDR3-800, 1066, 1333, 1600)]
∆tIS, ∆tIH derating in [ps] AC/DC based
AC175 Threshold -> VIH(AC)=VREF(DC)+175mV, VIL(AC)=VREF(DC)-175mV
CK, /CK differential slew rate
4.0 V/ns
3.0 V/ns
2.0 V/ns
1.8 V/ns
1.6 V/ns
1.4 V/ns
1.2 V/ns
1.0 V/ns
∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH Unit
2.0 +88 +50 +88 +50 +88 +50 +96 +58 +104 +66 +112 +74 +120 +84 +128 +100 ps
1.5 +59 +34 +59 +34 +59 +34 +67 +42 +75 +50 +83 +58 +91 +68 +99 +84 ps
1.0
0
0
0
0
0
0
+8
+6
+8
+4
−2
−8
+16 +16 +24 +24 +32 +34 +40 +50 ps
+14 +12 +22 +20 +30 +30 +38 +46 ps
CMD,
ADD
slew
0.9 −2
0.8 −6
−4
−2
−4
−2
−4
−10 −6
−10 −6
−10 +2
+10 +6
+18 +14 +26 +24 +34 +40 ps
+13 +8 +21 +18 +29 +34 ps
−10 +7 −2 +15 +8 +23 +24 ps
−6 +5 +10 ps
0.4 −62 −60 −62 −60 −62 −60 −54 −52 −46 −44 −38 −36 −30 −26 −22 −10 ps
rate
0.7 −11 −16 −11 −16 −11 −16 −3
0.6 −17 −26 −17 −26 −17 −26 −9
+5
0
(V/ns)
−18 −1
0.5 −35 −40 −35 −40 −35 −40 −27 −32 −19 −24 −11 −16 −2
[Derating Values of tIS/tIH AC/DC based-Alternate AC150 Threshold (DDR3-800, 1066, 1333, 1600)]
∆tIS, ∆tIH derating in [ps] AC/DC based
Alternate AC150 Threshold -> VIH(AC)=VREF(DC)+150mV, VIL(AC)=VREF(DC)-150mV
CK, /CK differential slew rate
4.0 V/ns
3.0 V/ns
2.0 V/ns
1.8 V/ns
1.6 V/ns
1.4 V/ns
1.2 V/ns
1.0 V/ns
∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH ∆tIS ∆tIH Unit
2.0 +75 +50 +75 +50 +75 +50 +83 +58 +91 +66 +99 +74 +107 +84 +115 +100 ps
1.5 +50 +34 +50 +34 +50 +34 +58 +42 +66 +50 +74 +58 +82 +68 +90 +84 ps
1.0
0.9
0.8
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
+8
+8
+8
+4
−2
−8
+16 +16 +24 +24 +32 +34 +40 +50 ps
+16 +12 +24 +20 +32 +30 +40 +46 ps
CMD,
ADD
slew
−4
−4
−4
−10
−16
−10
−16
−10 +8
−16 +8
−26 +7
+16 +6
+16
+24 +14 +32 +24 +40 +40 ps
+24 +8 +32 +18 +40 +34 ps
rate
0
(V/ns)
0.6 −1
−26 −1
−26 −1
−18 +15 −10 +23 −2
−32 +6 −24 +14 −16 +22 −6
0.4 −25 −60 −25 −60 −25 −60 −17 −52 −9 −44 −1 −36
+31 +8
+39 +24 ps
+30 +10 ps
0.5 −10 −40 −10 −40 −10 −40 −2
7
−26 15
−10 ps
[Required time tVAC above VIH(AC) {below VIL(AC)} for Valid Transition]
tVAC @ 175 mV[ps]
tVAC @ 150 mV[ps]
Slew rate (V/ns)
min.
75
57
50
38
34
29
22
13
0
max.
min.
175
170
167
163
162
161
159
155
150
150
max.
>2.0
2.0
1.5
1.0
0.9
0.8
0.7
0.6
0.5
<0.5
0
Data Sheet E1248E40 (Ver. 4.0)
11
ELPIDA [ ELPIDA MEMORY ]
