參數(shù)資料
型號: BH7802K
廠商: Rohm CO.,LTD.
英文描述: Single chip Hi-Fi audio signal processor
中文描述: 單芯片Hi - Fi音頻信號處理器
文件頁數(shù): 6/14頁
文件大小: 183K
代理商: BH7802K
6
Video ICs
BH7802K
Electrical characteristics (unless otherwise noted, Ta = 25°C, UNREG – V
CC
= + 10V, UNREG – V
EE
= – 10V)
Output switch control (W2D3, W2D4, W2D5)
BS L2 Through / LINE MUTE control (W2D6, W2D7)
LINE AMP gain control (W2D1, W2D2)
FM output control (W1D3)
FM OUT switch control (W1D4, W1D5, W1D6)
NTSC / PAL control (W1D8)
Recording MUTE (W1D7)
Hi-Fi PB MUTE (W2D8)
Normal input switch control (W3D4, W3D5)
Hi-Fi ALC control (W3D8)
ENVELOPE GAIN (Typ. / 4dB) control (W4D4)
FM detector level control (W4D1, W4D2)
ENVE characteristic control (W4D3)
FM TEST control (W4D6)
FM ALC control (W4D5)
MUTE control (pin 32)
: STEREO
: BS L2 Through / LINE MUTE OFF
: Typ. ( + 9.8dB)
: FM OUTPUT ON
: FM REC output, MIX ratio 1 ( – 12.5dB)
: NTSC
: Recording MUTE
: OFF
: Hi-Fi MIX
: OFF
: Typ.
: Typ.
: FNORM detect, no ENVE output
: OFF
: ALC ON
: L (MUTE)
Signal frequency f = 1kHz
INPUT condition 1: TU IN V
IN
= – 20dBV,
INPUT condition 2: TU IN V
IN
= – 9.8dBV,
INPUT condition 3: TU IN V
IN
= – 2.0dBV,
MODEM carrier frequency
MODEM carrier frequency
MODEM carrier frequency
MODEM carrier frequency
fsc
fsc
LINE1 / LINE2 / BS V
IN
= – 10.2dBV
LINE1 / LINE2 / BS V
IN
= 0.0dBV
LINE1 / LINE2 / BS V
IN
= 8.0dBV
Lch 1.30MHz
Rch 1.70MHz
Lch 1.40MHz
Rch 1.80MHz
3.579545MHz
4.433619MHz
NTSC
NTSC
PAL
PAL
NTSC
PAL
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