BH7802K View Datasheet(PDF) - ROHM Semiconductor

Part Name

Description

Manufacturer

BH7802K

Single chip Hi-Fi audio signal processor

ROHM Semiconductor 

Video ICs

BH7802K

•Electrical characteristics (unless otherwise noted, Ta = 25°C, UNREG – VCC = + 10V, UNREG – VEE = – 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 VIN = – 20dBV,

• INPUT condition 2: TU IN VIN = – 9.8dBV,

• INPUT condition 3: TU IN VIN = – 2.0dBV,

MODEM carrier frequency NTSC

MODEM carrier frequency NTSC

MODEM carrier frequency PAL

MODEM carrier frequency PAL

fsc

NTSC

fsc

PAL

LINE1 / LINE2 / BS VIN = – 10.2dBV

LINE1 / LINE2 / BS VIN = 0.0dBV

LINE1 / LINE2 / BS VIN = 8.0dBV

Lch 1.30MHz

Rch 1.70MHz

Lch 1.40MHz

Rch 1.80MHz

3.579545MHz

4.433619MHz

6

Share Link: