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2Gb: x4, x8, x16 DDR3 SDRAM - Micron

2Gb: x4, x8, x16 DDR3 SDRAM - Micron

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AC Overshoot/Undershoot Specification<br />

Table 26: Control and Address Pins<br />

Parameter <strong>DDR3</strong>-800 <strong>DDR3</strong>-1066 <strong>DDR3</strong>-1333 <strong>DDR3</strong>-1600 <strong>DDR3</strong>-1866 <strong>DDR3</strong>-2133<br />

Maximum peak amplitude allowed<br />

for overshoot area<br />

(see Figure 14)<br />

0.4V 0.4V 0.4V 0.4V 0.4V 0.4V<br />

Maximum peak amplitude allowed<br />

for undershoot area<br />

(see Figure 15)<br />

Maximum overshoot area above<br />

VDD (see Figure 14)<br />

Maximum undershoot area below<br />

VSS (see Figure 15)<br />

Table 27: Clock, Data, Strobe, and Mask Pins<br />

0.4V 0.4V 0.4V 0.4V 0.4V 0.4V<br />

0.67 Vns 0.5 Vns 0.4 Vns 0.33 Vns 0.28 Vns 0.25 Vns<br />

0.67 Vns 0.5 Vns 0.4 Vns 0.33 Vns 0.28 Vns 0.25 Vns<br />

Parameter <strong>DDR3</strong>-800 <strong>DDR3</strong>-1066 <strong>DDR3</strong>-1333 <strong>DDR3</strong>-1600 <strong>DDR3</strong>-1866 <strong>DDR3</strong>-2133<br />

Maximum peak amplitude allowed<br />

for overshoot area<br />

(see Figure 14)<br />

0.4V 0.4V 0.4V 0.4V 0.4V 0.4V<br />

Maximum peak amplitude allowed<br />

for undershoot area<br />

(see Figure 15)<br />

Maximum overshoot area above<br />

VDD/VDDQ (see Figure 14)<br />

Maximum undershoot area below<br />

VSS/VSSQ (see Figure 15)<br />

Figure 14: Overshoot<br />

Figure 15: Undershoot<br />

Volts (V)<br />

V DD /V DDQ<br />

Volts (V)<br />

0.4V 0.4V 0.4V 0.4V 0.4V 0.4V<br />

0.25 Vns 0.19 Vns 0.15 Vns 0.13 Vns 0.11 Vns 0.10 Vns<br />

0.25 Vns 0.19 Vns 0.15 Vns 0.13 Vns 0.11 Vns 0.10 Vns<br />

V SS /V SSQ<br />

Maximum amplitude<br />

Time (ns)<br />

Maximum amplitude<br />

<strong>2Gb</strong>: <strong>x4</strong>, <strong>x8</strong>, <strong>x16</strong> <strong>DDR3</strong> <strong>SDRAM</strong><br />

Electrical Specifications – DC and AC<br />

Time (ns)<br />

Overshoot area<br />

Undershoot area<br />

PDF: 09005aef826aaadc<br />

<strong>2Gb</strong>_<strong>DDR3</strong>_<strong>SDRAM</strong>.pdf – Rev. P 2/12 EN 48 <strong>Micron</strong> Technology, Inc. reserves the right to change products or specifications without notice.<br />

� 2006 <strong>Micron</strong> Technology, Inc. All rights reserved.

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