®

2

PCM1725

SPECIFICATIONS

All specifications at +25

°C, +V

CC = +5V, fS = 44.1kHz, and 16-bit input data, SYSCLK = 384fS, unless otherwise noted.

The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes

no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change

without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant

any BURR-BROWN product for use in life support devices and/or systems.

PCM1725

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

RESOLUTION

16

Bits

DATA FORMAT

Audio Data Interface Format

Standard /I2S

Audio Data Format

Binary Two’s Complement

Sampling Frequency (fS)

16

96

kHz

Internal System Clock Frequency

256fS/384fS

DIGITAL INPUT/OUTPUT

Logic Level

TTL

Input Logic Level

VIH(1)

2.0

VDC

VIL(1)

0.8

VDC

Input Logic Current: IIN(1)

±0.8

µA

DYNAMIC PERFORMANCE(2)

f = 991kHz

THD+N at FS (0dB)

–83

–78

dB

THD+N at –60dB

–32

dB

Dynamic Range

A-weighted

90

95

dB

Signal-to-Noise Ratio

A-weighted

90

97

dB

Channel Separation

88

95

dB

DC ACCURACY

Gain Error

±1.0

±5.0

% of FSR

Gain Mismatch, Channel-to-Channel

±1.0

±5.0

% of FSR

Bipolar Zero Error

VOUT = VCC/2 at BPZ

±20

±50

mV

ANALOG OUTPUT

Output Voltage

Full Scale (0dB)

0.62 x VCC

Vp-p

Center Voltage

VCC/2

VDC

Load Impedance

AC Load

10

k

Ω

DIGITAL FILTER PERFORMANCE

Passband

0.445

fS

Stopband

0.555

fS

Passband Ripple

±0.17

dB

Stopband Attenuation

–35

dB

Delay Time

11.125/fS

sec

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

Supply Current

13

18

mA

Power Dissipation

65

90

mW

TEMPERATURE RANGE

Operation

–25

+85

°C

Storage

–55

+125

°C

NOTES: (1) Pins 1, 2, 3, 12, 13: LRCIN, DIN, BCKIN, DM, FORMAT (Schmitt Trigger Input); Pin 14: SCKI. (2) Dynamic performance specs are tested with 20kHz

low pass filter and THD+N specs are tested with 30kHz LPF, 400Hz HPF, Average-Mode.