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參數(shù)資料
| 型號(hào)： | UPD1723GF-213 |
| 廠商： | NEC Corp. |
| 英文描述： | PLL FREQUENCY SYNTHESIZER AND CONTROLLER FOR FM/MW/LF TUNER CAR AUDIO |
| 中文描述： | 鎖相環(huán)頻率合成器和控制器的調(diào)頻/中波/低頻調(diào)諧器汽車(chē)音響 |
| 文件頁(yè)數(shù)： | 8/80頁(yè) |
| 文件大小： | 1590K |
| 代理商： | UPD1723GF-213 |
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8
μ
PD1723GF-013,
μ
PD1723GF-213
PIN NAME
PIN No.
SYMBOL
Radio mode band switching signal output pin.
Its operation is described below.
Radio mode
When the receiving band is switched by band switching
key, the following is output on each band:
DK standby mode
DESCRIPTION
OUTPUT
TYPE
BAND
2
BAND
1
Pin
BAND
MW
LW
FM
VF
0
0
1
1
0
1
0
1
(0: Low level, 1: High level)
BAND
1
Pin
BAND
VF
1
1
BAND
2
/OPT.
Radio monitor mode
Same as radio mode.
Tape mode
CD mode
Low level output
DK standby mode
DK ON mode
BAND
1
,
BAND
2
12
13
Band
switching
signal output
CMOS
pushpull
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