TS4855

Electrical Characteristics

6/27

5

ELECTRICAL CHARACTERISTICS

Table 4: Electrical characteristics at VCC = +5.0 V, GND = 0 V, Tamb = 25°C

(unless otherwise specified)

Symbol

Parameter

Min.

Typ.

Max.

Unit

I

CC

Supply Current, all gain @ max settings

Output Mode 1, Vin = 0 V, no load

Output Mode 1, Vin = 0 V, loaded (8

Ω)

Output Mode 2,3,4,5,6,7 Vin = 0 V, no loads

Output mode 2,3,4,5,6,7 Vin = 0 V, loaded (8

Ω, 32Ω)

4.0

5.5

8.0

10

8

9

11

12

mA

Standby Current

Output Mode 0

0.1

2

µA

Voo

Output Offset Voltage (differential)

Output Mode 1 to 7, Vin = 0 V, no load, Speaker Out

Output Mode 2 to 7 Vin = 0 V, no loads, Headset Out

5

5

20

40

mV

Vil

“Logic low” input Voltage

0

0.4

V

Vih

“Logic high” input Voltage

1.4

5

V

Po

Output Power

800

70

1100

100

mW

THD + N Total Harmonic Distortion + Noise

0.5

0.5

0.5

1

%

SNR

Signal To Noise Ratio

A-Weighted, f = 1 kHz

80

dB

Power Supply Rejection Ratio

Gain (BTL) = 12 dB, Output mode 1,3,5,7

Maximum gain setting, Output mode 2,3

Maximum gain setting, Output mode 4,5

Maximum gain setting, Output mode 6,7

58

52

50

46

61

55

53

49

dB

G2

-34.5

12

dB

G1

-40.5

6

dB

Digital Gain Stepsize

1.5

dB

Stepsize Error

± 0.6

dB