參數(shù)資料
型號(hào): TDA4570
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號(hào)轉(zhuǎn)換
英文描述: NTSC decoder
中文描述: COLOR SIGNAL DECODER, PDIP16
封裝: 0.300 INCH, PLASTIC, MO-001AE, SOT-38-1, DIP-16
文件頁數(shù): 4/9頁
文件大?。?/td> 67K
代理商: TDA4570
August 1986
4
Philips Semiconductors
Product specification
NTSC decoder
TDA4570
RATINGS
Limiting values in accordance with the Absolute Maximum System (IEC 134)
THERMAL RESISTANCE
CHARACTERISTICS
V
P
= 12 V; T
amb
= 25
°
C; measured in Fig.2 unless otherwise specified
Supply voltage range
Currents at:
pins 1 and 2
pin 16
Total power dissipation
Storage temperature range
Operating ambient temperature range
V
P
= V
7-3
10,8 to 13,2
V
I
1, 2
I
16
P
tot
T
stg
T
amb
max.
max.
max.
5
5
800
mA
mA
mW
°
C
°
C
25 to 150
0 to +70
From junction to ambient in free air
R
th j-a
max.
80
K/W
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Supply current
I
P
= I
7
50
mA
Chrominance part
Input voltage range
(peak-to-peak value)
Nominal input voltage
(peak-to-peak value)
with 75% colour bar signal
Input impedance
Input capacitance
V
9-3(p-p)
10
400
mV
V
9-3(p-p)
100
mV
Z
9-3
C
9-3
3,3
4,0
k
pF
Oscillator and control voltage part
Oscillator frequency for
subcarrier frequency
3,58 MHz
4,43 MHz
Input resistance
Catching range
(depending on RC network
between pins 12 and 3)
Control voltage
without burst signal
colour switching threshold
hysteresis of colour switching
Colour-ON delay
Colour-OFF delay
f
osc
f
osc
R
13-3
7,16
8,86
350
MHz
MHz
f
±
300
Hz
V
14-3
V
14-3
V
14-3
t
d on
t
d off
6,0
6,6
150
3
1
V
V
mV
(note 1)
(note 1)
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