TS4956 datasheet(10/51 Pages) STMICROELECTRONICS

10 / 51 page

Electrical characteristics

TS4956

10/51

Crosstalk Channel Separation

Mode 4

F= 1kHz, RL =16Ω, Pout =15mW

F = 20Hz to 20kHz, RL =16Ω, Pout =15mW

Mode 7

F= 1kHz, RL =8Ω, Pout = 200mW

F = 20Hz to 20kHz, RL =8Ω, Pout = 200mW

SNR

Signal To Noise Ratio

A-weighted, G = +1.5dB, THD+N < 0.5%,

20Hz < F < 20kHz

Mode 1 - Speaker output, RL =8Ω

Mode 2 - Speaker output, RL =8Ω

Mode 3 - Headphone output, RL =16Ω

Mode 4 - Headphone output, RL =16Ω

Mode 5 - MLO output, RL =16Ω

Mode 6 - MLO output, R = 16

Ω

Mode 7 - BTL, Speaker output, RL =8Ω,

G = +10.5dB

Digital Gain Range

-34.5

+12

Digital Gain Stepsize

1.5

Stepsize Error

0.1

0.6

Zin

Input Impedance, all Gain

setting

Differential input

Differential input impedance (MIP to MIN)

MIP input impedance referenced to ground

MIN input impedance referenced to ground

Stereo input

RIN input impedance

LIN input impedance

25.5

34.5

Ω

tWU

Wake up time

tSTBY

Standby time

µs

Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is an added sinus signal to VCC @ f = 217Hz.

Table 10.

VCC = +2.7 V, GND = 0V, Tamb = 25°C (unless otherwise specified)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

TS4956 数据表(PDF) 10 Page - STMicroelectronics

TS4956 数据表(HTML) 10 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 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51

数据表下载