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參數(shù)資料
| 型號： | TDA8722 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | IIC-bus programmable modulator for negative video modulation and FM sound(負向視頻調(diào)制和調(diào)頻聲的IIC總線可編程調(diào)制器) |
| 中文描述： | IIC總線可編程調(diào)制器調(diào)制負視頻和FM聲音（負向視頻調(diào)制和調(diào)頻聲的進口證總線可編程調(diào)制器） |
| 文件頁數(shù)： | 3/28頁 |
| 文件大?。?/td> | 196K |
| 代理商： | TDA8722 |
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1998 Jun 23
3
Philips Semiconductors
Product specification
I
2
C-bus programmable modulator for
negative video modulation and FM sound
TDA8722
QUICK REFERENCE DATA
V
DDA
= V
DDD
= 5 V; T
amb
= 25
°
C after the IC has reached thermal equilibrium; unless otherwise specified.
Notes
1.
2.
Value depends on value of resistor R17 (see Fig.7).
Value depends on value of capacitor C17 (see Fig.7).
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
DDA
V
DDD
I
DD
m
analog supply voltage
digital supply voltage
total supply current
typical modulation depth range
4.5
4.5
41
65
5.0
5.0
52
5.5
5.5
63
90
V
V
mA
%
normal mode
video level (pin 19) = 0.5 V (p-p);
note 1; see Fig.10
note 2; see Fig.11
P/S
typical picture-to-sound level
range
RF output voltage level
asymmetrical on a 75
load
FM deviation on audio
subcarrier
18
10
dB
V
RF
frequency between
471.25 and 855.25 MHz
f
i
= 400 Hz; V
1
= 0.5 V (RMS);
before pre-emphasis filter
77
80
83
dB
μ
V
δ
f
20
25
30
kHz
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| TDA8722M | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus programmable modulator for negative video modulation and FM sound |
| TDA8722T | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus programmable modulator for negative video modulation and FM sound |
| TDA8725T | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Antenna signal processor |
| TDA8730 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:PLL FM demodulator for DBS signals |
| TDA8732 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:NICAM-728 demodulator NIDEM |
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