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PCM3002

PCM3003

SBAS079A – OCTOBER 2000 – REVISED OCTOBER 2004

ELECTRICAL CHARACTERISTICS (continued)

All specifications at T

A = 25°C, VDD = VCC = 3 V, fS = 44.1 kHz, SYSCLK = 384 fS, and 16-bit data, unless otherwise noted

PCM3002E/3003E

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Digital Filter Performance

Pass band

0.454 fS

Hz

Stop band

0.583 fS

Hz

Pass-band ripple

±0.05

dB

Stop-band attenuation

–65

dB

Delay time

17.4/fS

s

HPF frequency response

–3 dB

0.019 fS

mHz

Analog Input

Voltage range

0.6 VCC

Vp-p

Center voltage

0.5 VCC

VDC

Input impedance

30

k

Ω

Antialiasing filter frequency

–3 dB

150

kHz

response

DAC CHARACTERISTICS

Resolution

20

Bits

DC Accuracy

Gain mismatch, channel-

±1

±3

% of FSR

to-channel

Gain error

±1

±5

% of FSR

Gain drift

±20

ppm of FSR/

°C

Bipolar zero error

±2.5

% of FSR

Bipolar zero drift

±20

ppm of FSR/

°C

Dynamic Performance(9)

VOUT = 0 dB (full scale)

–86

–80

THD+N

dB

VOUT = –60 dB

–32

Dynamic range

EIAJ, A-weighted

88

94

dB

Signal-to-noise ratio

EIAJ, A-weighted

88

94

dB

Channel separation

86

91

dB

Digital Filter Performance

Pass band

0.445 fS

Hz

Stop band

0.555 fS

Hz

Pass-band ripple

±0.17

dB

Stop-band attenuation

–35

dB

Delay time

11.1/fS

s

Analog Output

Voltage range

0.6 VCC

Vp-p

Center voltage

0.5 VCC

VDC

Load impedance

AC coupling

10

k

Ω

LPF frequency response

f = 20 kHz

–0.16

dB

(9)

fOUT = 1 kHz, using the System Two audio measurement system by Audio Precision in rms mode with 20-kHz LPF, 400-Hz HPF used

for performance calculation.

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