NXP Semiconductors
NE57810
Advanced DDR memory termination power with external reference
voltage in
© NXP B.V. 2008. All rights reserved.
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For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 24 November 2008
Document identifier: NE57810_4
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
20. Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2 General description . . . . . . . . . . . . . . . . . . . . . . 1
3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
4 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
5 Ordering information . . . . . . . . . . . . . . . . . . . . . 2
6 Functional diagram . . . . . . . . . . . . . . . . . . . . . . 2
7 Pinning information. . . . . . . . . . . . . . . . . . . . . . 2
7.1 Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
8 Application design-in information . . . . . . . . . . 3
8.1 Normal operating mode (V
TT
= V
DDR
/2) . . . . . . 3
8.2 Externally programmed V
TT
output voltage . . . 4
8.3 Cascading the NE57810. . . . . . . . . . . . . . . . . . 4
9 Technical description . . . . . . . . . . . . . . . . . . . . 5
10 Thermal design . . . . . . . . . . . . . . . . . . . . . . . . . 6
11 Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 8
12 Thermal characteristics. . . . . . . . . . . . . . . . . . . 8
13 Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 8
14 Typical performance curves . . . . . . . . . . . . . . . 9
15 Test information. . . . . . . . . . . . . . . . . . . . . . . . 11
16 Package outline . . . . . . . . . . . . . . . . . . . . . . . . 13
17 Revision history. . . . . . . . . . . . . . . . . . . . . . . . 14
18 Legal information. . . . . . . . . . . . . . . . . . . . . . . 15
18.1 Data sheet status . . . . . . . . . . . . . . . . . . . . . . 15
18.2 Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
18.3 Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 15
18.4 Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 15
19 Contact information. . . . . . . . . . . . . . . . . . . . . 15
20 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
