CSR1001A04-IQQA-R Datasheet, PDF (9/45 Pages) –

5.4.2 Multi-slave Operation ............................................................................................................. 26
6 Power Control and Regulation ...................................................................................................................... 27
6.1 Switch-mode Regulator ....................................................................................................................... 27
6.2 Low-voltage VDD_DIG Linear Regulator ............................................................................................. 27
6.3 Reset ................................................................................................................................................... 27
6.3.1 Digital Pin States on Reset .................................................................................................... 28
6.3.2 Power-on Reset ..................................................................................................................... 28
7 Example Application Schematic ................................................................................................................... 29
8 Electrical Characteristics .............................................................................................................................. 30
8.1 Absolute Maximum Ratings ................................................................................................................. 30
8.2 Recommended Operating Conditions .................................................................................................. 30
8.3 Input/Output Terminal Characteristics ................................................................................................. 31
8.3.1 Switch-mode Regulator .......................................................................................................... 31
8.3.2 Low-voltage Linear Regulator ................................................................................................ 31
8.3.3 Digital Terminals .................................................................................................................... 31
8.3.4 AIO ......................................................................................................................................... 32
8.4 ESD Protection .................................................................................................................................... 34
9 Current Consumption .................................................................................................................................... 35
10 CSR Green Semiconductor Products and RoHS Compliance ..................................................................... 36
11 CSR1001 QFN Software Stack .................................................................................................................... 37
12 Tape and Reel Information ........................................................................................................................... 38
12.1 Tape Orientation .................................................................................................................................. 38
12.2 Tape Dimensions ................................................................................................................................. 39
12.3 Reel Information .................................................................................................................................. 40
12.4 Moisture Sensitivity Level .................................................................................................................... 40
13 Document References .................................................................................................................................. 41
Terms and Definitions ............................................................................................................................................ 42
List of Figures
Figure 1.1
Figure 3.1
Figure 3.2
Figure 3.3
Figure 4.1
Figure 5.1
Figure 5.2
Figure 5.3
Figure 6.1
Figure 11.1
Figure 12.1
Figure 12.2
Figure 12.3
Pinout Diagram ............................................................................................................................... 10
Clock Architecture ........................................................................................................................... 18
Crystal Driver Circuit ....................................................................................................................... 18
Sleep Clock Crystal Driver Circuit ................................................................................................... 20
Baseband Digits Block Diagram ...................................................................................................... 21
Example of an I²C Interface EEPROM Connection ......................................................................... 24
SPI Timing Diagram ........................................................................................................................ 25
Memory Boot-up Sequence ............................................................................................................ 25
Voltage Regulator Configuration ..................................................................................................... 27
Software Architecture ...................................................................................................................... 37
Tape Orientation ............................................................................................................................. 38
Tape Dimensions ............................................................................................................................ 39
Reel Dimensions ............................................................................................................................. 40
Production Information
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