CODEC digital mobile phone BU8761KV BU8761KV CODEC developed

The Datasheet Archive - 100 Million Datasheets from 7500 Manufacturers.

CODEC digital mobile phone BU8761KV BU8761KV CODEC developed

Datasheet Thumbnail

Top Searches for this datasheet

BU8761KV
CODEC digital mobile phone
BU8761KV
BU8761KV CODEC developed digital mobile phones. This incorporates many analog functions such 14bit precision linear A-LAW codec, systems microphone, amplifiers receiver earphone, data signal circuit. Tone generator that output maximum chord incorporated.
Applications Digital mobile phones
External dimensions (Unitsmm)
9.0±0.3 7.0±0.2
Features single power supply. (VDD=2.7 3.3V) 14bit precision linear A-LAW codec. Transmission filter codec block conformity ITU-T recommendation G.714. Built-in circuit system clock generation. Built-in which conformity with digital mobile phones. Arbitary setting clock frequency data transmission allowed. A-LAW 64kHz 2048kHz Linear 28kHz 2048kHz Plenty input output analog functions systems built-in microphone amplifier. (differential input type, single input type) Built-in speaker amplifier receiver. (32BTL type) Built-in speaker amplifier earphone. single type) Built-in speaker amplifier REXT call receiving system. (600) Built-in electronic volumes gain adjustment. (Call-receiving system, call sending system, TONE system) Built-in input output circuit data signal which allows external connection. noise REXT earphone receiver outputs time switching power supply reduced means soft mute. Tone generator building that maximum chord output possible. DTMF signal, musical scale tone generate. Envelope output wave shape each part. wave, rectangle wave chosen output wave shape. VQFP48 package.
9.0±0.3 7.0±0.2
1.425±0.1 0.10
0.125±0.1
0.2±0.1 0.10
VQFP48
BU8761KV
Absolute maximum rating (Unless otherwise noted, 25°C)
Parameter Digital power supply voltage Analog power supply voltage Digital apply voltage Analog apply voltage Input current Power dissipation Storage temperature range Operation temperature range Symbol DVDD RXVDD TXVDD Tstg Limits -0.3 +4.5 -0.3 +4.5 -0.3 +4.5 DVSS-0.3 DVDD+0.3 RXVSS-0.3 RXVDD+0.3 TXVSS-0.3 TXVDD+0.3 +125 Unit
Drops 4.0mW when used more than Ta=25°C.
Recommendable operation condition (Unless otherwise noted, 25°C)
Parameter Digital power supply voltege Analog power supply voltege Symbol DVDD RXVDD TXVDD
Radiation resistance included design.
Min.
Typ.
Max.
Unit
Electrical characteristics (Unless otherwise noted, 25°C, DVDD RXVDD TXVDD 3.0V, FSYNC 8kHz, DCLK 256kHz, Gain each attenuator 0dB)
Parameter Symbol IDD1 IDD2 IDD3 Current consumption1 IDD4 IDD5 IDD6 IDD7 IDD8 Digital level input voltage Digital level input voltage Digital level input current Digital level input current Digital level output voltage Digital level output voltage Min. 0.8DVDD DVDD-0.5 Typ. Max. 11.5 10.2 0.2DVDD VIH=DVDD VIL=0V IOH=-1mA IOL=1mA Unit Conditions When operating Reference, Voice, Reference, Voice, Reference, Voice, RAMP Reference, Voice, Reference, Tone, Only Reference When power down, FSYNC, DCLK fixed
Supply voltage (DVDD, RXVDD, TXVDD) load digital analog output pin. Digital input except FSYNC.
should connected DVDD DVss. Analog input should connected TXREF RXREF with appropriate resistance. Soft mute release voltage (SMUTE="0") FSYNC=8kHz, DCLK=256kHz
BU8761KV
Application circuit
TEXT
0.01µ
TEXTADD
TEXTDO
TAUDO
PLLLPF
TEXTDI
FSYNC
MIC2IN
MIC2O
TXVDD
MIC1O Reset
XPRSTB DVDD DVSS PCMOUT
SW12
Frame Sync 8kHz
MIC1IN
3-TONE DTMF
Amp1 TONE
Amp2
MIC1IP TXVSS TXREF VREF COMMON SOFTMUTE EAmp1 EAmp2
SPCOP
PCMIN DCLK
Fixed
CPUSEL
Fixed
SW14 ERP0 SPP0
TSTMOD Fixed
JAmp
EXTSEL
TSTIN
Amp7
TSTOUT SPOUT
Amp3
RAmp
Amp5
SW9A SW9B
Amp4
RXVSS
REXTDO
EXTO
AUDO
ERPO
REXTDI
AUDVR
SPPO
ERPN
SPPN
SPCON
REXT Power REFPON Power VCPON Power TGPON Power VCPON TGPON Power RXPON Power SPON Power EARON
SPEAKER
(32)
ERMT
SPMT
REFC
2.2µ CODECREF RXREF SMUTE RXVDD 0.22µ EARO
EARPHONE(32)

CODEC digital mobile phone BU8761KV BU8761KV CODEC developed

Top Searches for this datasheet

Other recent searches