參數(shù)資料
型號(hào): MC33219AP
廠商: MOTOROLA INC
元件分類(lèi): 無(wú)繩電話(huà)/電話(huà)
英文描述: VOICE SWITCHED SPEAKERPHONE CIRCUIT
中文描述: SPEAKER PHONE CIRCUIT, PDIP24
封裝: 0.300 INCH, PLASTIC, DIP-24
文件頁(yè)數(shù): 8/28頁(yè)
文件大?。?/td> 562K
代理商: MC33219AP
MC33219A
8
MOTOROLA ANALOG IC DEVICE DATA
– 1.4
10
–100
10
VLC VOLTAGE, WITH RESPECT TO VB (V)
A
Figure 3. Attenuator Gain versus VCT (Pin 7)
VCT – VB (mV)
Figure 4. Receive Attenuator versus
Volume Control
R
0
– 50
50
150
100
–1.2
– 0.8
–1.0
0
– 0.6
0
–10
– 20
– 30
– 40
0
–10
– 20
– 30
– 40
– 50
– 50
Transmit
Attenuator
Receive
Attenuator
Circuit in Receive Mode
– 0.4
– 0.2
VCC
3.5 V
VCC = 3.3 V
VCC
2.9 V
2.0
μ
A
Vout
1.0
μ
F
500
TLI
RLI
XDI
TLO
RLO
CP2
Iin
Figure 5. Receive Gain versus VCC
0
200
2.7
10
Vo
Figure 6. Level Detector DC Transfer
Characteristics
2.9
3.1
3.5
3.3
–10
– 20
– 30
– 50
– 40
100
– 50
–100
150
R
Iin, DC INPUT CURRENT (
μ
A)
– 40
– 80
– 120
– 160
–200
VCC (V)
Circuit in Receive Mode
0
0
50
Vo
100
100
0
100
f, FREQUENCY (Hz)
Vin, INPUT SIGNAL (mVrms)
Figure 7. Level Detector AC
Transfer Characteristics
Figure 8. Level Detector AC Transfer
Characteristics versus Frequency
300
1.0 k
10 k
20
– 20
60
0
60
20
0
– 60
– 20
–100
R = 5.1 k, C = 0.1
μ
F
2.0
μ
A
Vout
1.0
μ
F
500
TLI
RLI
XDI
TLO
RLO
CP2
Vin
@ 1.0 kHz
40
80
120
160
200
C
R
Vin = 100 mVrms
2.0
μ
A
Vout
1.0
μ
F
500
TLI
RLI
XDI
TLO
RLO
CP2
Vin
C
5.1 k
0.1
μ
F
R = 10 k, C = 0.047
μ
F
R = 10 k, C = 0.1
μ
F
Vo
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