Characteristics Block Diagram Applications 2020 HOLTEK New Product Presentation ■ Internal dual-channel constant current outputs can directly drive IR LEDs ■ Internal smoke detector AFE for smoke signal amplification and processing ■ 16-bit voice D/A converter ■ Internal temperature sensor for device temperature characteristic offset compensation ■ Supports in-application programming -IAP ■ Rich interfaces allow connection with wireless communication devices NB-IoT Smoke Alarm BA45F5260 + BC28 A06 NB-IoT smoke detectors, voice smoke detectors, etc. Indicator Tact Switch Buzzer NTC Thermistor T BA45F5260 Resonant circuit NB-IoT 3.6V Smoke Detector
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Transcript
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Characteristics
Block Diagram
Applications
2020 HOLTEK New Product Presentation
■ Internal dual-channel constant current outputs can directly drive IR LEDs
■ Internal smoke detector AFE for smoke signal amplification and processing
■ 16-bit voice D/A converter ■ Internal temperature sensor for device temperature characteristic
offset compensation
■ Supports in-application programming -IAP ■ Rich interfaces allow connection with wireless communication devices
NB-IoT Smoke Alarm BA45F5260 + BC28
A06
NB-IoT smoke detectors, voice smoke detectors, etc.
Indicator
Tact Switch Buzzer
NTC Thermistor
T
BA45F5260Resonant circuit
NB-IoT
3.6V
Smoke Detector
-
1
1
2
2
3
3
4
4
D D
C C
B B
A A
VCC
BAT3.6v
VDD VCC
BUZZERBA45F5260Power Circuit
LED
VDD
A0NI
A0PI
ISINK1
PB1
PB2
PA7 GND
PTP
RXDTXDRESET
VBAT
GND
NB Module
VCC
TXRXPA1
Smoke Circuit
VCC
ISINK0
A (6)A06
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