EDJ1104BFBG, EDJ1108BFBG
[Derating Values of tIS/tIH AC/DC based AC175 Threshold (DDR3-1066, 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
∆tIS
2.0
1.5
1.0
CMD,
ADD 0.9
slew
0.8
rate
0.7
(V/ns)
0.6
0.5
0.4
+88
+59
0
−2
−6
−11
−17
−35
−62
∆tIH
+50
+34
0
−4
−10
−16
−26
−40
−60
3.0 V/ns
∆tIS
+88
+59
0
−2
−6
−11
−17
−35
−62
∆tIH
+50
+34
0
−4
−10
−16
−26
−40
−60
2.0 V/ns
∆tIS
+88
+59
0
−2
−6
−11
−17
−35
−62
∆tIH
+50
+34
0
−4
−10
−16
−26
−40
−60
1.8 V/ns
∆tIS
+96
+67
+8
+6
+2
−3
−9
−27
−54
∆tIH
+58
+42
+8
+4
−2
−8
−18
−32
−52
1.6 V/ns
∆tIS
∆tIH
1.4 V/ns
∆tIS
∆tIH
1.2 V/ns
∆tIS
∆tIH
1.0 V/ns
∆tIS
∆tIH
Unit
+104 +66
+75
+16
+14
+10
+5
−1
−19
−46
+50
+16
+12
+6
0
−10
−24
−44
+112 +74
+83
+24
+22
+18
+13
+7
−11
−38
+58
+24
+20
+14
+8
−2
−16
−36
+120 +84
+91
+32
+30
+26
+21
+15
−2
−30
+68
+34
+30
+24
+18
+8
−6
−26
+128 +100 ps
+99
+40
+38
+34
+29
+23
+5
−22
+84
+50
+46
+40
+34
+24
+10
−10
ps
ps
ps
ps
ps
ps
ps
ps
[Derating Values of tIS/tIH AC/DC based-Alternate AC150 Threshold (DDR3-1066, 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
∆tIS
2.0
1.5
1.0
CMD,
ADD 0.9
slew
0.8
rate
0.7
(V/ns)
0.6
0.5
0.4
+75
+50
0
0
0
0
−1
−10
−25
∆tIH
+50
+34
0
−4
−10
−16
−26
−40
−60
3.0 V/ns
∆tIS
+75
+50
0
0
0
0
−1
−10
−25
∆tIH
+50
+34
0
−4
−10
−16
−26
−40
−60
2.0 V/ns
∆tIS
+75
+50
0
0
0
0
−1
−10
−25
∆tIH
+50
+34
0
−4
−10
−16
−26
−40
−60
1.8 V/ns
∆tIS
+83
+58
+8
+8
+8
+8
+7
−2
−17
∆tIH
+58
+42
+8
+4
−2
−8
−18
−32
−52
1.6 V/ns
∆tIS
+91
+66
+16
+16
+16
+16
+15
+6
−9
∆tIH
+66
+50
+16
+12
+6
0
−10
−24
−44
1.4 V/ns
∆tIS
+99
+74
+24
+24
+24
+24
+23
+14
−1
∆tIH
+74
+58
+24
+20
+14
+8
−2
−16
−36
1.2 V/ns
∆tIS
∆tIH
1.0 V/ns
∆tIS
∆tIH
Unit
+107 +84
+82
+32
+32
+32
+32
+31
+22
+7
+68
+34
+30
+24
+18
+8
−6
−26
+115 +100 ps
+90
+40
+40
+40
+40
+39
+30
+15
+84
+50
+46
+40
+34
+24
+10
−10
ps
ps
ps
ps
ps
ps
ps
ps
[Required time tVAC above VIH(AC) {below VIL(AC)} for Valid Transition]
tVAC @ AC175 [ps]
Slew rate (V/ns)
>2.0
2.0
1.5
1.0
0.9
0.8
0.7
0.6
0.5
<0.5
min.
75
57
50
38
34
29
22
13
0
0
max.
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
tVAC @ AC150 [ps]
min.
175
170
167
163
162
161
159
155
150
150
max.
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
Preliminary Data Sheet E1629E20 (Ver. 2.0)
10
ELPIDA [ ELPIDA MEMORY ]
