參數(shù)資料
型號： MC33215BE
廠商： Freescale Semiconductor
文件頁數(shù)： 12/20頁
文件大?。?/td> 0K
描述： IC SPEAKERPHONE CIRCUIT 42-SDIP
標(biāo)準(zhǔn)包裝： 13
功能： 語音切換式揚聲電話
電路數(shù)： 1
工作溫度： -20°C ~ 70°C
安裝類型： 通孔
封裝/外殼： 42-SDIP（0.600"，15.24mm）
供應(yīng)商設(shè)備封裝： 42-PSDIP
包裝： 管件
MC33215
2
MOTOROLA ANALOG IC DEVICE DATA
FEATURES
Line Driver and Supply
AC and DC Termination of Telephone Line
Adjustable Set Impedance for Real and Complex
Termination
Efficient Supply Point for Loudspeaker Amplifier and
Peripherals
Two Stabilized Supply Points for Handset and Base
Microphones
Separate Supply Arrangement for Handset and
Speakerphone Operation
Handset Operation
Transmit and Receive Amplifiers
Differential Microphone Inputs
Sidetone Cancellation Network
Line Length AGC
Microphone and Earpiece Mute
Separate Input for DTMF and Auxiliary Signals
Parallel Operation Down to 4.0 mA of Line Current
Speakerphone Operation
Handsfree Operation via Loudspeaker and Base
Microphone
Integrated Microphone and Loudspeaker Amplifiers
Differential Microphone Inputs
Loudspeaker Amplifier can be Powered and Used
Separately from the Rest of the Circuit
Integrated Switches for Smooth Switch–Over from
Handset to Speakerphone Operation
Signal and Background Noise Monitoring in Both
Channels
Adjustable Switching Depth for Handsfree Operation
Adjustable Switch–Over and Idle Mode Timing
Dial Tone Detector in the Receive Channel
TQFP–52
Figure 1. Pin Connections
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42
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52
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42
41
40
SLB
REG
SLP
MFI
HM1
HM2
BM2
BM1
VDD
TSA
TSE
TBN
MUT
LSF
BVO
PPL
LSI
VOL
SWD
REF
AGC
Gnd
RLS
RSA
RSE
RBN
SLB
REG
SLP
MFI
HM1
HM2
BM2
BM1
VDD
TSA
TSE
TBN
MUT
VCC
VLN
VHF
VMC
SPS
PRS
SWT
LSM
LSF
BVO
PPL
LSI
VOL
SWD
REF
AGC
Gnd
RLS
RSA
RSE
RBN
RXI
GRX
RXO
RXS
PGD
LSO
VLS
LSB
(Top View)
N/C
SPS
PRS
SWT
LSM
N/C
RXS
RXO
GRX
RXI
N/C
VMC
VHF
VLN
CC
N/C
PGD
LSO
VLS
LSB
V
SDIP–42
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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