SX1441EVK Semtech, SX1441EVK Datasheet - Page 2

• Manufacturer Part Number: SX1441EVK
• Description: KIT DEV FOR SX1441
• Manufacturer: Semtech
• Series: EasyBlue™r
• Type: Bluetoothr

Specifications of SX1441EVK

• For Use With/related Products: SX1441
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Contents: -
• Other names: SX1441DVK; SX1441DVK

Personal Area Network
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© Semtech 2006
2.1
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.2.1
3.2.2
3.2.3
3.3.1
3.3.2
3.3.3
3.3.4
3.3.5
3.3.6
3.4.1
3.4.2
3.4.3
3.4.4
3.4.5
3.4.6
3.5.1
3.5.2
3.5.3
3.5.4
3.5.5
3.5.6
3.5.7
3.5.8
3.5.9
3.6.1
3.6.2
3.6.3
3.7.1
3.7.2
3.7.3
3.8.1
3.8.2
3.8.3
3.8.4
3.8.5
3.8.6
3.8.7
3.8.8
3.8.9
3.9.1
Application Information – SX1441-based System Level Block Diagram ...........................................................5
SX1441 Pinout....................................................................................................................................................6
Detailed Functional Description..........................................................................................................................9
Pin description ............................................................................................................................................6
Block Diagram ............................................................................................................................................9
Host Processor system.............................................................................................................................11
Power Management Unit ..........................................................................................................................12
Reset controller.........................................................................................................................................16
Clock Distribution Unit ..............................................................................................................................18
Interrupt controller.....................................................................................................................................27
Event controller.........................................................................................................................................30
Digital input port PA[7:0] ...........................................................................................................................31
Digital input/output port PB[7:0] ................................................................................................................35
CoolRISC 816 CPU .............................................................................................................................11
Program memory .................................................................................................................................11
Data memory .......................................................................................................................................11
Features...............................................................................................................................................12
Register map .......................................................................................................................................12
Modes of operation ..............................................................................................................................13
Block diagram ......................................................................................................................................14
Regulators specifications, external components.................................................................................15
Battery End-Of-Life (EOL) ...................................................................................................................15
Features...............................................................................................................................................16
Register map .......................................................................................................................................16
Power-On-Reset / Brownout detector .................................................................................................17
Bus Error..............................................................................................................................................17
Watchdog.............................................................................................................................................17
Analog reset specifications..................................................................................................................18
Features...............................................................................................................................................18
Register map .......................................................................................................................................18
RC oscillator ........................................................................................................................................20
SLOW_CLOCK_IN ..............................................................................................................................20
SYS_CLOCK_IN..................................................................................................................................20
Clock source selection.........................................................................................................................20
RegSysMisc description ......................................................................................................................21
Prescalers............................................................................................................................................21
Codec and Bluetooth Sequencer clocks .............................................................................................27
Features...............................................................................................................................................27
Register map .......................................................................................................................................27
Operation .............................................................................................................................................29
Features...............................................................................................................................................30
Register map .......................................................................................................................................30
Operation .............................................................................................................................................31
Features...............................................................................................................................................31
Register map .......................................................................................................................................31
Block diagram ......................................................................................................................................33
Debounce mode ..................................................................................................................................33
Pull-ups/Snap-to-rail ............................................................................................................................33
Interrupt sources..................................................................................................................................34
Event sources ......................................................................................................................................34
Clock sources ......................................................................................................................................34
Reset sources......................................................................................................................................35
Features...............................................................................................................................................35
Table of Contents
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SX1441 – Bluetooth® 1.2 SoC
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Data Sheet