®

2

PCM1728

SPECIFICATIONS

All specifications at +25

°C, +V

PCM1728

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

RESOLUTION

24

Bits

DATA FORMAT

Audio Data Interface Format

Data Bit Length

16/20/24 Selectable

Audio Data Format

MSB-First, Two’s Binary Comp

16

96

kHz

DIGITAL INPUT/OUTPUT LOGIC LEVEL

Input Logic Level

2.0

V

0.8

V

4.5

V

0.5

V

Output Rise Time

5.5

ns

Output Fall Time

4

ns

Output Duty Cycle

10pF Load

37

%

THD+N

–97

–90

dB

–94

dB

–42

dB

Dynamic Range

98

106

dB

103

dB

Signal-to-Noise Ratio

98

106

dB

103

dB

Channel Separation

96

102

dB

101

dB

THD+N

–94

dB

–92

dB

Dynamic Range

98

dB

97

dB

DC ACCURACY

Gain Error

±1.0

±3.0

% of FSR

Gain Mismatch: Channel-to-Channel

±1.0

±3.0

% of FSR

Bipolar Zero Error

±30

±60

mV

ANALOG OUTPUT

Output Voltage

Full Scale (0dB)

Vp-p

Center Voltage

V

Load Impedance

AC Load

5

k

Ω

DIGITAL FILTER PERFORMANCE

Filter Characteristics

Passband

±0.002dB

–3dB

Stopband

Passband Ripple

±0.002

dB

Stopband Attenuation

–75

dB

–82

dB

Delay Time

sec

De-emphasis Error

±0.1

dB

INTERNAL ANALOG FILTER

–3dB Bandwidth

100

kHz

Passband Response

f = 20kHz

–0.16

dB

POWER SUPPLY REQUIREMENTS

Voltage Range

4.5

5

5.5

VDC

32

45

mA

45

mA

Power Dissipation

160

225

mW

225

mW

TEMPERATURE RANGE

Operation

–25

+85

°C

Storage

–55

+100

°C

NOTES: (1) Refer section of system clock. (2) External buffer is recommended. (3) Dynamic performance specs are tested with 20kHz low pass filter and THD+N

specs are tested with 30kHz LPF, 400Hz HPF, Average Mode.