参数资料
型号: LA79600GP
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, QCC24
封装: 3.50 X 3.50 MM, VCT-24
文件页数: 5/8页
文件大小: 94K
代理商: LA79600GP
LA79600GP
No.A0850-5/8
Continued from preceding page.
Pin No.
Pin name
Voltage
(V)
Function
Equivalent Circuit
11
CARR OFF
Hi : 14pin Hi
RF Operating
Lo : 14pin Lo
RF Stop
12
NC
13
IN XTAL
3.5
4MHz oscillator inserted between the
circuit and GND. External input of the
4MHz signal possible. Insertion of about
270k
Ω resistor between the circuit and
GND ensurescompatibility with 3.58MHz
of VTR chroma sub-carrier.
* TWN CH selector pin
Insert a 270k
Ω resistor In a circuit to VCC.
14
CH
1.7
CH selector pin
JP1 : 1.2V to 2.3V
JP2 : 0.8 or less
US3 : 4.2 or more
US4 : 2.7V to 3.8V
* TWN CH
OPEN : REF OSC 4MHz
GND : REF OSC 3.58MHz
15
NC
16
NC
17
18
OSC1
OSC2
3.7
RF oscillator pin
19
NC
20
VCC2
5.0
RF VCO type VCC
21
RF LPF
2.6
Control pin of output RF oscillator for the
PLL phase detector charge pump.
22
VCC1
5.0
23
NC
Continued on next page.
25k
Ω
100k
Ω
20k
Ω
11
100k
Ω
5pF
500
Ω
13
17k
Ω
33k
Ω
5k
Ω
14
18 17
100
Ω
10pF
100
Ω
3.5k
Ω
3.5k
Ω
10pF
1k
Ω
1k
Ω
2k
Ω
2.8V
2.2V
21
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