參數(shù)資料
型號： TDA4886
廠商： NXP SEMICONDUCTORS
元件分類： 消費家電
英文描述： 140 MHz video controller with I2C-bus
中文描述： SPECIALTY CONSUMER CIRCUIT, PDIP24
文件頁數(shù)： 16/52頁
文件大?。?/td> 495K
代理商： TDA4886
1998 Nov 11
16
Philips Semiconductors
Product specification
140 MHz video controller with I
2
C-bus
TDA4886
Output clamping for AC coupling (internal feedback of signal outputs)
V
22,19,16(rbl)
reference black level
V
11
> 3.5 V; FPOL = 1;
PEDST = 0
BLH2 = 0; BLH1 = 0
BLH2 = 0; BLH1 = 1
BLH2 = 1; BLH1 = 0
BLH2 = 1; BLH1 = 1
V
11
> 3.5 V; FPOL = 1;
PEDST = 1
BLH2 = 0; BLH1 = 0
BLH2 = 0; BLH1 = 1
BLH2 = 1; BLH1 = 0
BLH2 = 1; BLH1 = 1
FPOL = 1;
line frequency = 60 kHz;
10% duty cycle
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
pedestal black level
0.71
0.95
1.19
1.43
0.77
1.01
1.25
1.49
0.25
0.83
1.07
1.31
1.55
0.5
V
V
V
V
%
V
22,19,16(bl)(lf)
black level variation between
clamping pulses related to
nominal colour signal
External reference voltages for AC coupling (FB/R
1
: pin 23; FB/R
2
: pin 20; FB/R
3
: pin 17);
see Fig.13 and
note 27
V
23,20,17
external reference voltage
FFH (minimum); FPOL = 1
00H (maximum); FPOL = 1
FPOL = 1
FPOL = 1
FPOL = 1
3.85
5.6
4.05
5.77
100
330
4.2
5.9
400
280
V
V
μ
A
μ
A
R
23,20,17
I
23,20,17(sink)
I
23,20,17(source)
output resistance
maximum sink current
maximum source current
I
2
C-bus inputs (SDA: pin 12; SCL: pin 13);
note 28
f
SCL
V
IL
V
IH
I
IL
I
IH
V
OL
I
12(ack)
SCL clock frequency
LOW-level input voltage
HIGH-level input voltage
LOW-level input current
HIGH-level input current
LOW-level output voltage
output current at pin 12 during
acknowledge
threshold for power-on reset on rising supply voltage
0.0
3.0
10
10
0.0
3.0
100
1.5
5.0
0.4
5.0
kHz
V
V
μ
A
μ
A
V
mA
V
IL
= 0 V
V
IH
= 5 V
during acknowledge
V
OL
= 0.4 V
V
th(POR)(r)
1.5
3.5
1.5
2.0
7.0
V
V
V
V
falling supply voltage
V
th(POR)(f)
threshold for power-on reset off rising supply voltage
falling supply voltage
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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