參數(shù)資料
型號: MC33219AP
廠商: MOTOROLA INC
元件分類: 無繩電話/電話
英文描述: VOICE SWITCHED SPEAKERPHONE CIRCUIT
中文描述: SPEAKER PHONE CIRCUIT, PDIP24
封裝: 0.300 INCH, PLASTIC, DIP-24
文件頁數(shù): 4/28頁
文件大?。?/td> 562K
代理商: MC33219AP
MC33219A
4
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS
(TA = 25
°
C, VCC = 5.0 V, CD
0.8 V, unless noted. See Figure 2)
Characteristic
Symbol
Min
Typ
Max
Unit
LEVEL DETECTORS AND BACKGROUND NOISE MONITORS
Tx–Rx Switching Threshold (Pins 4, 11)
CPR, CPT Output Resistance (for Pulldown)
ITH
RCP
ICPLK
VCP
ILDOH
RLD
ILDOL
0.8
1.0
1.2
μ
A
5.0
CPR, CPT Leakage Current
–0.2
μ
A
CPR, CPT Nominal DC Voltage (No Signal)
1.9
Vdc
TLO, RLO, CP2 Source Current (@ VB – 1.0 V)
TLO, RLO, CP2 Output Resistance
–2.0
mA
500
TLO, RLO, CP2 Sink Current (@ VB + 1.0 V)
MUTE INPUT
(Pin 18)
2.0
μ
A
Switching Threshold (See Text)
VTHMT
RMT
IMT
1.0–1.4
Vdc
Input Resistance (Vin = 0.85 V)
Input Current (Vin = 5.0 V)
Timing
To Mute
To Enable
70
115
160
k
75
μ
A
tMT
tENM
1.5
5.0
μ
s
CD INPUT
(Pin 8)
Switching Threshold
VTHCD
RCD
ICD
1.5
Vdc
Input Resistance (Vin = 0.8 V)
Input Current (Vin = 5.0 V)
Timing
To Disable
To Enable
150
235
350
k
40
μ
A
tCD
tENC
5.0
See
Figure 22
μ
s
SYSTEM DISTORTION
(See Figure 1)
Microphone Amplifier + Tx Attenuator Distortion
Receive Amplifier + Rx Attenuator Distortion
THDT
THDR
0.05
3.0
%
0.05
3.0
%
TYPICAL TEMPERATURE PERFORMANCE
Characteristic
–40
°
C
0
°
C
25
°
C
85
°
C
Unit
Power Supply Current
Enabled, VB Open
Disabled, VB Open
VB Output Voltage (IVB = 0)
CT Source Current
Switching to Rx Mode
CT Sink Current
Switching to Tx Mode
Attenuator “On” Gain
3.18
131
3.23
119
3.23
110
3.12
121
mA
μ
A
2.09
2.17
2.22
2.31
Vdc
–80
–87
–90
–90
μ
A
43
47
50
51
μ
A
6.9
6.8
6.7
6.6
dB
Attenuator Range
53
53
53
53
dB
Volume Control Range (Rx Mode Only, VLC Varied from VB to (VB – 1.0 V))
AGC Attenuation Range
36
39
40
41
dB
32
24
26
30
dB
Temperature data is typical performance only, based on sample characterization, and does not provide guaranteed limits over temperature.
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