参数资料
型号: MC34118DW
厂商: Freescale Semiconductor
文件页数: 5/22页
文件大小: 0K
描述: IC VOICE SWITCH SPKPHONE 28-SOIC
标准包装: 26
功能: 语音切换式扬声电话
电路数: 1
电源电压: 3.5 V ~ 6.5 V
电流 - 电源: 5.5mA
工作温度: -20°C ~ 60°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
包括: 背景噪声监视器,芯片禁用,拨号音调检测器,驱动器放大器,电平检测器,麦克风放大器,静音
MC34118
MOTOROLA
13
Figure 18. Supply Current versus Supply Voltage
Figure 19. VB Output Characteristics
Figure 20. VB Power Supply Rejection versus
Frequency and VB Capacitor
Figure 21. Power Supply Rejection of the
Microphone and Hybrid Amplifiers
Figure 22. Typical Output Swing versus VCC
0
4.0
3.0
2.0
1.0
2.0
3.0
4.0
VCC (VOLTS)
(mA
)
5.0
6.0
0
5.0
6.0
2.0 ≤ CD ≤ VCC
CD ≤ 0.8 V
I CC
0
2.0
1.5
1.0
0.5
1.0
1.5
2.0
IB LOAD CURRENT (mA)
(V
OL
TS
)
2.5
3.0
0
V B
300
60
40
20
1.0K
FREQUENCY (Hz)
80
0
2.0K
3.0K
PSRR
(dB)
220 F
1000 F
500 F
100 F
CVB =50 F
300
40
30
20
1.0K
FREQUENCY (Hz)
50
60
10
3.0K
PSRR
(dB)
HTO--, CVB = 1000 F
MCO, CVB = 1000 F
MCO, CVB = 220 F
HTO--, CVB = 220 F
MIC AMP GAIN = 31 dB
HYBRID AMP GAIN = 14 dB
3.0
4.0
3.0
2.0
1.0
3.5
4.0
4.5
5.0
VCC (VOLTS)
5.0
6.0
0
5.5
6.0
P-
-P
OUTPUT
SWING
(VOL
TS)
6.5
MCO
HTO--, +
TXO, RXO
FO
TXO
RXO
TYPICAL @ 25°C
SEETEXT
VCC =6.0 V
VCC =3.5 V
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