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參數(shù)資料
| 型號： | TDA4821P |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | Autosize IC for colour monitors(應(yīng)用于彩色監(jiān)視的自動(dòng)尺寸IC) |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP20 |
| 封裝： | 0.300 INCH, PLASTIC, DIP-20 |
| 文件頁數(shù)： | 13/20頁 |
| 文件大小： | 93K |
| 代理商： | TDA4821P |
2000 Feb 09
13
Philips Semiconductors
Product specification
Autosize IC for colour monitors
TDA4821P
Clock PLL
f
clk(ext)
external input clock frequency
(pin 4)
internal clock frequency
clock multiplication factor
4
24
MHz
f
clk(int)
M
clk
f
clk(int)
= f
clk(ext)
×
M
clk
adjustable via I
2
C-bus
default value after
power-on; I
2
C-bus not
active
without external
averaging methods:
f
clk(int)
= 48 MHz
f
clk(int)
= 72 MHz
18
1
48
2
72
8
MHz
t
res(h)
time resolution for horizontal
measurements
0
20
14
V
DD
ns
ns
V
V
i(CLK)
Digital inputs and outputs
input voltage on pin CLK (pin 4)
I
NPUT PINS
HS, VS, POR
AND
HFB (
PINS
7, 8, 9
AND
10)
V
IL
V
IH
I
LI
V
i(9,10)
V
i(7,8)
t
W
LOW-level input voltage
HIGH-level input voltage
input leakage current
input voltage on pins 9 and 10
input voltage on pins 7 and 8
pulse width of input signals on
pins 7, 8 and 10
2
0
0
100
0.8
1
V
DD
5.25
V
V
μ
A
V
V
ns
f
clk(int)
= 48 MHz
I
2
C-
BUS INPUT
/
OUTPUT PINS
SCL
AND
SDA (
PINS
12
AND
13)
V
IL
V
IH
I
LI
V
OL
V
OH
V
i(12,13)
LOW-level input voltage
HIGH-level input voltage
input leakage current
LOW-level output voltage
HIGH-level output voltage
input voltage on pins 12 and 13
2
2.4
0
0.8
1
0.4
5.25
V
V
μ
A
V
V
V
I
o(13)
= 3 mA
I
o(13)
=
3 mA
external pull-up resistor
to 5 V supply
external load
I
o(13)
f
SCL
output current on pin 13
I
2
C-bus serial clock frequency
3
400
mA
kHz
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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