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参数资料
| 型号： | MC33215BE |
| 厂商： | Freescale Semiconductor |
| 文件页数： | 17/20页 |
| 文件大小： | 0K |
| 描述： | IC SPEAKERPHONE CIRCUIT 42-SDIP |
| 标准包装： | 13 |
| 功能： | 语音切换式扬声电话 |
| 电路数： | 1 |
| 工作温度： | -20°C ~ 70°C |
| 安装类型： | 通孔 |
| 封装/外壳： | 42-SDIP（0.600"，15.24mm） |
| 供应商设备封装： | 42-PSDIP |
| 包装： | 管件 |
MC33215
6
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS (continued) (All parameters are specified at T = 25
°C, Iline = 18 mA, VLS = 2.9 V, f = 1000 Hz,
PRS = high, MUT = high, SPS = low, LSM = high, test figure in Figure 17 with S1 in position 1, unless otherwise stated.)
Characteristic
Unit
Max
Typ
Min
LOGARITHMIC AMPLIFIERS AND ENVELOPE DETECTORS
Maximum Sink Current into TSE or RSE
100
–
–
A
Maximum Sink Current into TBN and RBN
0.7
1.0
1.3
A
Maximum Source Current from TBN or RBN
100
–
–
A
Dial Tone Detector Threshold at Vline
–
20
–
mVrms
Speech Noise Threshold Both Channels
–
4.5
–
dB
ATTENUATOR CONTROL
Switching Depth
46
50
54
dB
Adjustable Range for Switching Depth
24
–
60
dB
Gain Variation in Idle Mode for Both Channels
–
25
–
dB
Current Sourced from SWT
7.0
10
13
A
Tx Mode
Current Sunk into SWT
7.0
10
13
A
Rx Mode
PIN FUNCTION DESCRIPTION
Pin
N
Di
i
SDIP–42
TQFP–52
Name
Description
1
47
VCC
Supply Output for Loudspeaker Amplifier and Peripherals
2
48
VLN
Line Connection Input
3
49
VHF
Supply Output for Speakerphone Section and Base Microphone
4
50
VMC
Supply Output for Handset Microphone
–
51
N/C
Not Connected
–
52
N/C
Not Connected
5
1
SLB
SLP Buffered Output
6
2
REG
Regulation of Line Voltage Adjustment
7
3
SLP
DC Slope Adjustment
8
4
MFI
DTMF Input
9
5
HM1
Handset Microphone Input 1
10
6
HM2
Handset Microphone Input 2
11
7
BM2
Base Microphone Input 2
12
8
BM1
Base Microphone Input 1
13
9
VDD
Supply Input for Speech Part
14
10
TSA
Transmit Sensitivity Adjustment
15
11
TSE
Transmit Signal Envelope Timing Adjustment
16
12
TBN
Transmit Background Noise Envelope Timing Adjustment
17
13
MUT
Transmit and Receive Mute Input
–
14
N/C
Not Connected
–
15
N/C
Not Connected
18
16
SPS
Speakerphone Select Input
19
17
PRS
Privacy Switch Input
20
18
SWT
Switch–Over Timing Adjustment
21
19
LSM
Loudspeaker Mute Input
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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