Consumer Devices
3
Baby Monitor
Babyꢀmonitorꢀisꢀaꢀcaptureꢀandꢀdisplayꢀ
systemꢀusedꢀtoꢀremotelyꢀwatchꢀinfants ꢀ
Atꢀtheꢀcaptureꢀside,ꢀaꢀmicrophoneꢀandꢀ
aꢀcameraꢀareꢀplacedꢀnearꢀtheꢀchildꢀtoꢀ
transmitꢀaudioꢀandꢀvideoꢀtoꢀtheꢀcareꢀ
giver ꢀAꢀparentꢀtalk-backꢀaudioꢀsystemꢀisꢀꢀ
ꢀ
alsoꢀprovidedꢀwhereꢀbabyꢀcanꢀlistenꢀtoꢀ
theꢀvoiceꢀofꢀtheꢀcaregiver
storage)ꢀcanꢀbeꢀimplementedꢀwithꢀ
roughlyꢀlessꢀthanꢀ100ꢀmWꢀtotalꢀsystemꢀ
powerꢀconsumption ꢀEvenꢀwithꢀfullꢀvideoꢀ
encoding,ꢀitꢀrequiresꢀlessꢀthanꢀ400ꢀmWꢀ
totalꢀsystemꢀpowerꢀconsumption ꢀForꢀtheꢀ
latestꢀinformationꢀonꢀTI’sꢀbabyꢀmonitorꢀ
Atꢀtheꢀheartꢀofꢀthisꢀsystemꢀisꢀtheꢀ
TMS320DM3xxꢀplatformꢀofꢀlow-powerꢀ
processors ꢀLiveꢀvideoꢀdisplayꢀwithoutꢀ
videoꢀencodingꢀ(forꢀcompressionꢀorꢀ
solutions,ꢀseeꢀwww.ti.com/babymonitor
Baby Monitor System Block Diagram
DDR2
Memory
Clocking
Display
Capture
Video Processor
Audio
Codec
DM335
DM365
10-Bit Video DAC
MPEG-4 and JPEG
Co-Processor
Microphone
Audio
Codec
Microphone
DM355
H. 264 Co-Processor
Mono Voice Codec
10-Bit Video DAC
Keyscan/ADC
EMAC
RTC
CCD/CMOS
Sensor
CCD/CMOS
AFE
Video Amp
MPEG-4 and JPEG
Co-Processor
10-Bit Video DAC ×3
Low-Power
RF
Common Features
Temp Sensor
ARM926
2
MMC/SDIO
MII
10/100 MAC
(DM335 and
DM355 only)
10/100
PHY
UART
ASP
SPI, I
C
EMIF
USB
VPFE
EDMA
AC/DC
Supply
Processor
Power
Low-Noise
Analog
System
Power
AC/DC Wall
Adaptor
PoE
LEGEND
Processor
Interface
RF/IF
Logic
Power
ADC/DAC
Clocks
Other
Battery
Management
Amplifier
Battery
Visit page 67 or power.ti.com for information on TI’s power management products.
Featured Products
Product
Analog Front End
TI Part #
VSP2582
Page
37
37
40
40
51
51
51
51
47
66
66
66
Product
Processor
TI Part #
Page
31
31
31
65
65
39
39
39
39
39
39
TMS320DM335
TMS320DM355
TMS320DM365
TMP100
VSP2562
Audio Codec
Clocking
TLV320AIC3101
TLV320AIC3104
CDCE913
Temperature Sensor
Video Amplifier
TMP75
CDCE925
OPA360
CDCE949
THS7303
CDCE937
THS7315
Low-Power RF
CC2500
THS7316
Power over Ethernet Controller
TPS2375
THS7314
TPS23750
TPS2376-H
THS7374
Device specifications can be found in the Selection Guide section of this document, pages 30–69. For additional information on each product, please visit www.ti.com and search by TI part number.
TexasꢀInstrumentsꢀꢀꢀ4Qꢀ2009ꢀ
Video and Vision Guide