SX1441EVK Semtech, SX1441EVK Datasheet - Page 16

• 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
Note1 : Values above are specified across temperature range and for VDD_M > 2.2V unless otherwise specified
Note2 : Values marked with asterisks are not production tested and guaranteed by design.
3.4
3.4.1 Features
3.4.2 Register Map
© Semtech 2006
EOLThresho
Name
RegSysCtrl
RegSysWd
Pos
7
6
5
4
3:0
Pos
7:4
3:0
V
T
T
Symbol
EOLstart
• Handles different reset sources: power-on-reset, NRESET pin, BusError, Watchdog, and port PA
• Power-on-reset/Brownout detector without external components
• Programmable watchdog timer
• Reset can be triggered by NRESET pin
EOLstep
V
EOLres
RESET CONTROLLER
EOLref
ld
(*)
(*)
(*)
RegSysCtrl
reserved
-
EnableBusError
EnableResetWD
-
RegSysWd
-
WDKey
EOLthreshold offset setting
EOL reference voltage
Threshold tuning step
time response
start-up time
Parameter
r/w
rw
r
rw
rw
r
r/w
r
rw
Table 10 - End-of-life analog specifications
Table 11 - Reset controller registers
Reset
0
0
0
0
0000
Reset
0000
0000
Table 12 - RegSysCtrl register
Table 13 - RegSysWd register
0.710
0.710
Min
40
16
Function
Bit reserved for test purpose
reserved
1 = BusError reset is enabled
0 = BusError reset is disabled
1 = Watchdog reset is enabled
0 = Watchdog reset is disabled
reserved
Function
reserved
Watchdog key
Address (Hex)
0x0010
0x0014
0.725
Typ
45
0.740
Max
2.34
100
50
20
SX1441 – Bluetooth® 1.2 SoC
Unit
mV
μs
μs
V
V
Tested at VBAT=1.8V.
@ VDD_M=3V, 25°C,
@ VDD_M=3V, 25°C
and 0x31 and 0x3F
register settings
(bandgap test)
Comment
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Data Sheet