Data Sheet

Page 6
nRF51822 Product Specification v3.1
April 2013 1.2 Added chip variant nRF51822-CEAA. Updated feature list on front page.
Updated
Section 3.2.1 on page 15, Section 3.2.2 on page 15, Chapter 6 on page 28,
Section 10.4 on page 52, and Section 10.5.1 on page 53.
Added
Section 2.2.2 on page 10, Section 7.1 on page 29, Section 9.2 on page 50,
and Section 11.3 on page 61.
Removed PCB layouts in Chapter 11 on page 54.
March 2013 1.1 Added chip variant nRF51822-QFAB. Added 32 MHz crystal oscillator feature. Updated
feature list on front page. Moved subsection ‘Calculating current when the DC/DC
converter is enabled’ from chapter 8 to the nRF51 Series Reference Manual.
Updated
Chapter 1 on page 6, Section 2.2 on page 8, Section 3.2 on page 12,
Section 3.5 on page 16, Section 3.5.1 on page 17, Section 4.2 on page 21, Chapter 5 on
page 24, Section 8.1 on page 27, Section 8.1.2 on page 28, Section 8.1.5 on page 30,
Section 8.2 on page 32, Section 8.3 on page 34, Section 8.5.3 on page 36, Section 8.8 on
page 40, Section 8.9 on page 41, Section 8.10 on page 42, Section 8.14 on page 43,
Chapter 10 on page 47, Section 11.2 on page 51, Section 11.3 on page 54, and
Section 11.4 on page 57.
Added
Section 3.5.4 on page 19, Section 8.1.3 on page 29, and
Section 11.1 on page 50.
November 2012 1.0 Changed from PPS to PS. Updated the feature list on the front page.
Updated
Table 11 on page 25, Table 12 on page 26, Table 14 on page 28,
Table 15 on page 28, Table 16 on page 29, Table 17 on page 29,
Table 18 on page 30, Table 19 on page 31, Table 21 on page 32,
Table 22 on page 32, Table 23 on page 33,Table 27 on page 36,
Table 28 on page 37, Table 29 on page 37, Table 31 on page 38,
Table 32 on page 38, Table 35 on page 39, Table 38 on page 40,
Table 39 on page 40, Table 55 on page 47, Figure 9 on page 48, and
Table 57 on page 50.
Date Version Description