UPC1853 datasheet(52/76 Pages) NEC

52 / 76 page

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µPC1853CT-01 Volume control, tone control block (8/9)

Parameter

Symbol

Test conditions

Subaddress

Data

D7 D6 D5 D4 D3 D2 D1 D0

Muting attenuation 1

Mute 1

Mute 1 = 20 log

L1 output

10000

L input

L1 output : Output signal level of pin 14.

L input: Input signal level of pin 26.

Pin 26: Input SIN wave (1 kHz, 0.5 Vrms).

Pin 27: No signal (Connect to GND with an input coupling capacitor).

Muting attenuation 2

Mute 2

Mute 2 = 20 log

R1 output

R input

R1 output : Output signal level of pin 13.

R input: Input signal level of pin 27.

Pin 26: No signal (Connect to GND with an input coupling capacitor).

Pin 27: Input SIN wave (1 kHz, 0.5 Vrms).

Muting attenuation 3

Mute 3

Mute 3 = 20 log

L2 output

10000

L input

L2 output : Output signal level of pin 17.

L input: Input signal level of pin 26.

Pin 26: Input SIN wave (1 kHz, 0.5 Vrms).

Pin 27: No signal (Connect to GND with an input coupling capacitor).

Muting attenuation 4

Mute 4

Mute 4 = 20 log

R2 output

R input

R2 output : Output signal level of pin 16.

R input: Input signal level of pin 27.

Pin 26: No signal (Connect to GND with an input coupling capacitor).

Pin 27: Input SIN wave (1 kHz, 0.5 Vrms).

UPC1853 Datasheet(PDF) 52 Page - NEC

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