TDA7309 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

TDA7309

DIGITAL CONTROLLED STEREO AUDIO PROCESSOR WITH LOUDNESS

STMicroelectronics 

TDA7309

Table 5. Electrical Characteristcs (Refer to the test circuit, Tamb = 25°C, VS = 9V, RL = 10KΩ, RG = 50Ω,

all controls flat (G = 0), f = 1KHz unless otherwise specified.)

Symbol

Parameter

SUPPLY

VS

Supply Voltage

IS

Supply Current

SVR Ripple Rejection

INPUT SELECTORS

RI

Input Resistance

Sin

Input Separation

VOLUME CONTROL

CRANGE Control Range

AVMAX Max. Attenuation

ASTEP Step resolution

EA

Attenuation Set Error

ET

Tracking Error

VDC DC Steps

Amute Output Mute Attenuation

SOFT MUTE

Td

Delay Time

AUDIO OUTPUTS

VCLIP Clipping Level

RL

Output Load Resistance

Rout Output Impedance

VDC DC Voltage Level

GENERAL

eNO

Output Noise

Et

Total Tracking Error

S/N Signal to Noise Ratio

d

Distortion

SC

Channel Separation

BUS INPUTS

VIL

Input Low Voltage

VIH

Input High Voltage

IIN

Input Current

VO

Output Voltage SDA Acknowledge

(*) Hedevice work until 5V but no guarantee about SVR

Test Condition

AV = 0 to -24dB

AV = -24 to -56dB

adjacent attenuation steps

from 0dB to AV max

Csmute = 22nF; 0 to –20dB

Fast Mode

Slow Mode

d = 0.3%

BW = 20-20KHz, flat; output

muted

all gains = 0dB

A curve all gains = 0dB

AV = 0 to –24dB

AV = -24 to –56dB

all gains = 0dB; VO = 1Vrms

Vin = 0.4V

IO = 1.6mA

Min.

5 (*)

60

35

80

87

0.5

-1.2

-3

80

2

2

100

95

80

3

-5

Typ.

9

7

85

50

90

92

92

1

0

0.5

100

1

20

2.6

200

3.8

2.5

5

3

0

0

106

0.01

100

0.4

Max. Unit

10

V

10

mA

dB

65

KΩ

dB

dB

95

dB

1.5

dB

1.2

dB

2

dB

2

dB

3

mV

5

mV

dB

ms

ms

Vrms

KΩ

300

Ω

V

µV

15

µV

µV

1

dB

2

dB

dB

0.1

%

dB

1

V

V

+5

µA

0.8

V

3/14

Share Link: