STV6412B datasheet(11/32 Pages) STMICROELECTRONICS

11 / 32 page

STV6412B

Electrical characteristics

11/32

Channel separation, from audio

inputs

Between L & R of TV outputs

VIN =0.5 VRMS at 1 kHz, on 1 input,

RLOAD = 10 kΩ, Gain = 0 dB

Channel isolation from video

inputs

VIN = 1 Vpp at 15 kHz, on one point

VOUT

Output DC level

VCCA = 9 V

VCCA/2

VOFF

DC offset change

Switching between inputs

±15

ROUT

Output resistance

120

PHD

Phase difference

f = 1 kHz, 1 VRMS input on each

input channel

° deg.

ASN

S/N ratio

f = 1 kHz, 1 VRMS input (Gain =

0 dB) weighted CCIR 468-4 quasi

peak

eNI

Equivalent RMS input voltage

noise

BW = 20 Hz to 20 kHz flat, Gain =

0dB

5µV

0 dB gain

0.5 VRMS, RLOAD = 10 kΩ, Gain =

0dB

-0.5

+0.5

GSTEP

Gain step

-62 dB to +6 dB (see Figure 5)2

GMATCH1

Gain matching between different

inputs of one output

VIN = 0.5 VRMS, 1 kHz, Gain = 0 dB

-0.5

0.5

GMATCH2

Gain matching between left/right

outputs of one input channel

VIN = 0.5 VRMS, 1 kHz, Gain = 0 dB

-0.5

0.5

THD0

THD6

THD9

Total harmonic distortion

ENC Input at 0 dB

ENC Input at 6 dB

ENC Input at 9 dB

VOUT = 0.5 VRMS, 1 kHz, LPF @

80 kHz

0.01

0.1

VCL

Output clipping level

THD = 0.2%, 1 kHz

2.1

2.3

VRMS

Output load resistance

VIN = 1 VRMS, THD = 0.3%,

Gain = 0 dB

22.25

Mute

Mute suppression

VIN = 0.5 VRMS, on one point

-90

Table 5.

Audio section characteristics (continued)

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

STV6412B Datasheet(PDF) 11 Page - STMicroelectronics

STV6412B Datasheet(HTML) 11 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

Datasheet Download

Link URL