0001193125-12-439969 Sample Contracts

CSR plc Churchill House Cambridge Business Park Cowley Road Cambridge, CB4 0WZ United Kingdom Tel: +44 (0)1223 692000 Fax: +44 (0)1223 692003

Option Agreement • October 29th, 2012 • CSR PLC • Semiconductors & related devices

• Contract Type
  Option Agreement
• Filed
  October 29th, 2012
• Company
  CSR PLC
• Industry
  Semiconductors & related devices

We refer to the circular, bearing the same date as this letter, sent by the Company to its shareholders (the “Tender Offer Document”) and the tender offer referred to therein (the “Tender Offer”).

ESCROW AGREEMENT DATED 29 OCTOBER 2012 Between CSR plc and and CITIBANK, N.A., LONDON BRANCH as Escrow Agent

Escrow Agreement • October 29th, 2012 • CSR PLC • Semiconductors & related devices

• Contract Type
  Escrow Agreement
• Filed
  October 29th, 2012
• Company
  CSR PLC
• Industry
  Semiconductors & related devices

DATED 17 JULY 2012 SAMSUNG ELECTRONICS CO., LTD. -and- CSR PLC SHARE SUBSCRIPTION AGREEMENT

CSR PLC • October 29th, 2012 • Semiconductors & related devices

• Company
  CSR PLC
• Filed
  October 29th, 2012
• Industry
  Semiconductors & related devices