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參數(shù)資料
| 型號： | MC34115DW |
| 廠商： | MOTOROLA INC |
| 元件分類： | 編解碼器 |
| 英文描述： | CONTINUOUSLY VARIABLE SLOPE DELTA MODULATOR/DEMODULATOR |
| 中文描述： | CVSD, CVSD CODEC, PDSO16 |
| 封裝： | PLASTIC, SO-16 |
| 文件頁數(shù)： | 7/16頁 |
| 文件大小： | 359K |
| 代理商： | MC34115DW |
MC34115
7
MOTOROLA ANALOG IC DEVICE DATA
TYPICAL PERFORMANCE CURVES
IGC, GAIN CONTROL CURRENT (
μ
A) – PIN 4
80
60
40
20
0
–20
–40
–60
–80
15
14
13
12
11
10
9.0
8.0
VCC, SUPPLY VOLTAGE (V)
7.0
6.0
5.0
,
O
I
TA = 25
°
C
fCLK = 16 kHz
(See Figure 6,
Normalized to 10 k
@ IGC = 1.5 mA)
100
70
50
30
20
10
7.0
5.0
3.0
2.0
1.0
1.0
I
I
μ
TA = 25
°
C
,
Figure 8. Normalized Dynamic
Integrating Current Match versus VCC
1.0
0
–1.0
–2.0
200
100
70
50
40
30
20
10
D
o
∑
fCLK, CLOCK FREQUENCY (kHz)
VCC = 12 V
TA = 25
°
C
(See Note 3 in Electrical
Characteristics Table)
IGC = 33
μ
A
N
V
O
I
50
25
0
–25
–50
–75
–100
200
100
70
50
40
30
20
10
fCLK, CLOCK FREQUENCY (kHz)
TA = 25
°
C
VCC = 12 V
(See Figure 6,
Normalized to 10 k
@ IGC = 1.5 mA)
Figure 9. Normalized Dynamic Integrating
Current Match versus Clock Frequency
Figure 10. Dynamic Total Loop Offset
versus Clock Frequency
Figure 11. Block Diagram of the CVSD Encoder
Comparator
Integrator
Clock
Sampler
Slope
Polarity
Switch
Slope
Magnitude
Control
Level Detect
Algorithm
Digital Out
Audio In
ε
(t)
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相關代理商/技術參數(shù) |
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|---|---|
| MC34115P | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:CONTINUOUSLY VARIABLE SLOPE DELTA MODULATOR/DEMODULATOR |
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| MC34117D | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:Telephone tone ringer |
| MC34117P | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:Telephone tone ringer |
| MC34118 | 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:Specifications and Applications Information |
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