參數(shù)資料
型號: TDA8857H
廠商: NXP Semiconductors N.V.
英文描述: I2C-bus controlled PAL/NTSC/SECAM TV processors
中文描述: I2C總線控制的PAL / NTSC制式/ SECAM電視處理器
文件頁數(shù): 28/68頁
文件大小: 316K
代理商: TDA8857H
December 16, 1997
28
Philips Semiconductors
Tentative Device Specification
I
2
C-bus controlled PAL/NTSC/SECAM TV
processors
TDA884X/5X-N2 series
CHARACTERISTICS
V
P
= 8 V; T
amb
= 25
°
C; unless otherwise specified.
NUMBER
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies
P
OWER SUPPLY
(
PINS
12
AND
37)
V.1.1
V.1.2
V.1.3
V.1.4
supply voltage
supply current pin 12
supply current pin 37
total power dissipation
7.2
8.0
70
60
1040
8.8
V
mA
mA
mW
IF circuit
V
ISION
IF
AMPLIFIER INPUTS
(
PINS
48
AND
49)
input sensitivity (RMS value)
note 1
f
i
= 38.90 MHz
f
i
= 45.75 MHz
f
i
= 58.75 MHz
note 2
note 2
M.1.1
M.1.2
M.1.3
M.1.4
M.1.5
M.1.6
M.1.7
10
10
10
64
150
35
35
35
2
3
75
100
100
100
μ
V
μ
V
μ
V
k
pF
dB
mV
input resistance (differential)
input capacitance (differential)
gain control range
maximum input signal
(RMS value)
PLL
DEMODULATOR
(PLL
FILTER ON PIN
5);
NOTES
3
AND
4
M.2.1
Free-running frequency of VCO
PLL not locked, deviation
from nominal setting
500
+500
kHz
M.2.2
M.2.3
Catching range PLL
Acquisition time PLL
2
20
MHz
ms
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