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參數(shù)資料
| 型號(hào)： | UPC3202GR-E1 |
| 廠商： | NEC Corp. |
| 英文描述： | FREQUENCY DOWN CONVERTER FOR VHF to UHF BAND TV/VCR TUNER |
| 中文描述： | 頻率向下轉(zhuǎn)換器甚高頻到超高頻波段電視/錄像機(jī)調(diào)諧器 |
| 文件頁數(shù)： | 4/20頁 |
| 文件大?。?/td> | 157K |
| 代理商： | UPC3202GR-E1 |
Data Sheet P12151EJ3V0DS00
4
μ
PC3202GR
Pin
No.
Symbol
Pin Voltage TYP.
above: VHF mode
below: UHF mode
Function and Explanation
Equivalent Circuit
2.55
11
IF
output
2.55
IF signal output pin for VHF and UHF
operation.
2.00
12
IF IN
2.00
IF signal input pins. Connected to Mixer
output pins through 1000 pF capacitors.
2.00
13
IF IN
2.00
12
11
13
5.00
14
MIX OUT
5.00
5.00
15
MIX OUT
5.00
VHF and UHF MIX output pins.
These pins should be equipped with tank
circuit to adjust intermediate frequency
2.80
16
VRF IN
(bypass)
2.85
Bypass pin for VHF MIX input.
Grounded through 1000 pF capacitor.
2.80
17
VRF IN
2.85
VHF RF signal input pin.
from
VHF
OSC
16
15
14
17
0.0
18
GND
0.0
GND pin of MIX, IF amplifier and
regulator.
2.85
19
URF IN
(bypass)
2.80
Bypass pin for UHF MIX input.
Grounded through 1000 pF capacitor.
2.85
20
URF IN
2.80
UHF RF signal input pin.
from
UHF
OSC
16
15
14
19
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| UPC3202GR | FREQUENCY DOWN CONVERTER FOR VHF to UHF BAND TV/VCR TUNER |
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