NTC Proprietary
Level: Property
DDR3(L)-2Gb SDRAM
NT5CB(C)256M8JQ/NT5CB(C)128M16JR
Output Driver DC Electrical Characteristics, assuming RZQ = 240ohms; entire
operating temperature range; after proper ZQ calibration
RONNom
Resistor
RON34Pd
RON34Pu
RON40Pd
RON40Pu
Vout
DDR3L
Min. Nom. Max. Unit
Notes
VOLdc = 0.2 x VDDQ
VOMdc = 0.5 x VDDQ
VOHdc = 0.8 x VDDQ
VOLdc = 0.2 x VDDQ
VOMdc = 0.5 x VDDQ
VOHdc = 0.8 x VDDQ
1,2,3
1,2,3
1,2,3
1,2,3
1,2,3
1,2,3
0.6
0.9
0.9
0.9
0.9
0.6
1.0 1.15 RZQ / 7
1.0 1.15 RZQ / 7
1.0 1.45 RZQ / 7
1.0 1.45 RZQ / 7
1.0 1.15 RZQ / 7
1.0 1.15 RZQ / 7
34 ohms
VOLdc = 0.2 × VDDQ
1,2,3
0.6
1.0 1.15 RZQ / 6
VOMdc = 0.5 × VDDQ
VOHdc = 0.8 × VDDQ
VOLdc = 0.2 × VDDQ
VOMdc = 0.5 × VDDQ
VOHdc = 0.8 × VDDQ
1,2,3
1,2,3
1,2,3
1,2,3
1,2,3
0.9
0.9
0.9
0.9
0.6
1.0 1.15 RZQ / 6
1.0 1.45 RZQ / 6
1.0 1.45 RZQ / 6
1.0 1.15 RZQ / 6
1.0 1.15 RZQ / 6
40 ohms
VOMdc = 0.5 x VDDQ
1,2,4
Mismatch between pull-up and pull-down, MMPuPd
-10
+10
%
DDR3
VOLdc = 0.2 x VDDQ
VOMdc = 0.5 x VDDQ
VOHdc = 0.8 x VDDQ
VOLdc = 0.2 x VDDQ
VOMdc = 0.5 x VDDQ
1,2,3
1,2,3
1,2,3
1,2,3
1,2,3
1,2,3
0.6
0.9
0.9
0.9
0.9
0.6
0.6
0.9
0.9
0.9
0.9
0.6
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.1
1.1
1.4
1.4
1.1
1.1
1.1
1.1
1.4
1.4
1.1
1.1
RZQ / 7
RZQ / 7
RZQ / 7
RZQ / 7
RZQ / 7
RZQ / 7
RZQ / 6
RZQ / 6
RZQ / 6
RZQ / 6
RZQ / 6
RZQ / 6
RON34Pd
34 ohms
RON34Pu
VOHdc = 0.8 x VDDQ
VOLdc = 0.2 × VDDQ
VOMdc = 0.5 × VDDQ
VOHdc = 0.8 × VDDQ
VOLdc = 0.2 × VDDQ
VOMdc = 0.5 × VDDQ
VOHdc = 0.8 × VDDQ
1,2,3
1,2,3
1,2,3
1,2,3
1,2,3
1,2,3
RON40Pd
40 ohms
RON40Pu
Mismatch between pull-up and pull-down,
VOMdc = 0.5 x VDDQ
1,2,4
-10
+10
%
MMPuPd
Version 1.4
05/2019
107
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