PCM4108

SBAS354 − JUNE 2005

www.ti.com

5

ELECTRICAL CHARACTERISTICS (continued)

All parameters are specified at TA = +25°C with VCC = +5V, VDD = +3.3V, and a measurement bandwidth from 10Hz to 20kHz, unless otherwise

noted. System clock frequency is equal to 256fS for Single and Dual Rate sampling modes, and 128fS for Quad Rate sampling mode.

PCM4108

PARAMETER

UNITS

MAX

TYP

MIN

CONDITIONS

DIGITAL FILTERS

Passband

±0.002dB

0.454fS

Hz

Passband

−3dB

0.487fS

Hz

Stop band

0.546fs

Hz

Passband ripple

±0.002

dB

Stop band attenuation

0.546fs

−75

dB

Stop band attenuation

0.567fs

−82

dB

Group delay

29/fS

sec

De-emphasis filter error

0.1

dB

POWER SUPPLY

Supply Range

Analog supply, VCC

+4.75

+5.0

+5.25

V

Digital supply, VDD

+3.0

+3.3

+3.6

V

Power-down current

VCC = +5V, VDD = +3.3V

Power-down supply current, ICC + IDD

RST = low, system and audio clocks off

1

mA

Quiescent current

System and audio clocks applied, all 0s data

VCC = +5V, fS =48kHz

64

80

mA

Analog supply, ICC

VCC = +5V, fS =96kHz

64

mA

Analog supply, ICC

VCC = +5V, fS =192kHz

64

mA

VDD = +3.3V, fS =48kHz

26

34

mA

Digital supply, IDD

VDD = +3.3V, fS =96kHz

36

mA

Digital supply, IDD

VDD = +3.3V, fS =192kHz

46

mA

VCC = +5V, VDD = +3.3V

Total power dissipation

fS = 48kHz

406

512

mW

Total power dissipation

fS = 96kHz

440

mW

fS = 192kHz

472

mW