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參數(shù)資料
| 型號： | TDA4886A |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | 140 MHz video controller with I2C-bus |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP24 |
| 封裝： | 0.400 INCH, PLASTIC, SDIP-24 |
| 文件頁數(shù)： | 15/52頁 |
| 文件大?。?/td> | 495K |
| 代理商： | TDA4886A |
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1998 Dec 04
15
Philips Semiconductors
Product specification
140 MHz video controller with I
2
C-bus
TDA4886A
Frequency response at signal outputs (channel 1: pin 22; channel 2: pin 19; channel 3: pin 16)
G
22,19,16(f)
amplification decrease by
frequency response
t
r(22,19,16)
rise time of fast transients
f = 165 MHz;
V
i(b-w)
≤
0.2 V (small signal)
input rise time = 1 ns;
10 to 90% amplitude;
nominal colour signal; note 23
input fall time = 1 ns;
90 to 10% amplitude;
nominal colour signal; note 23
input rise time = 1 ns;
nominal colour signal
1.2
3.0
dB
2.8
3.1
ns
t
f(22,19,16)
fall time of fast transients
3.8
4.1
ns
dV
22,19,16
overshoot of output signal pulse
related to actual output pulse
amplitude
undershoot of output signal
pulse related to actual output
pulse amplitude
8
17
30
%
input fall time = 1 ns;
nominal colour signal
3
13
25
%
Crosstalk at signal outputs (channel 1: pin 22; channel 2: pin 19; channel 3: pin 16)
α
ct(tr)
transient crosstalk suppression
input rise/fall time = 1 ns;
note 24
f = 50 MHz
f = 100 MHz
10
dB
α
ct(f)
crosstalk suppression by
frequency
25
10
dB
dB
Internal feedback reference voltage;
see Fig.12 and note 25
V
ref(n)
internal reference voltage for
negative feedback polarity
FFH (minimum); FPOL = 0
00H (maximum); FPOL = 0
FPOL = 1
BLH2 = 0; BLH1 = 0
BLH2 = 0; BLH1 = 1
BLH2 = 1; BLH1 = 0
BLH2 = 1; BLH1 = 1
3.85
5.6
4.05
5.77
4.2
5.9
V
V
V
ref(p)
internal reference voltage for
positive feedback polarity
0.71
0.95
1.19
1.43
0.77
1.01
1.25
1.49
0.83
1.07
1.31
1.55
V
V
V
V
Output clamping, feedback inputs for DC coupling (channel 1: pin 23; channel 2: pin 20; channel 3: pin 17)
I
23,20,17(max)
maximum input current
during output clamping;
V
11
> 3.5 V; V
23,20,17
= 0.5 V;
FPOL = 0
PEDST = 0; V
11
> 3.5 V;
FPOL = 0
PEDST = 1; V
11
> 3.5 V;
FPOL = 0
PEDST = 0; V
11
> 3.5 V;
FPOL = 0
PEDST = 1; V
11
> 3.5 V;
FPOL = 0
FPOL = 0; note 26
500
200
60
nA
V
22,19,16(rbl)(min)
minimum reference black level
0.01
0.1
0.5
V
minimum pedestal black level
0.01
0.1
0.5
V
V
22,19,16(rbl)(max)
maximum reference black level
2.4
2.8
V
maximum pedestal black level
2.4
2.8
V
V
bl(CRT)
black level variation at CRT
200
mV
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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