Datasheet

DF1704
3
SBAS099A
ELECTRICAL CHARACTERISTICS
All specifications at +25°C, V
DD
= +5V, unless otherwise noted.
DF1704E
PARAMETER CONDITIONS MIN TYP MAX UNITS
RESOLUTION 24 Bits
INPUT DATA FORMAT
Audio Data Interface Format Standard/Left-Justified /I
2
S
Audio Data Bit Length 16/20/24 Selectable
Audio Data Format MSB-First, Two’s Binary Comp
Sampling Frequency (f
S
) 32 96 kHz
System Clock Frequency 256/384/512/768f
S
OUTPUT DATA FORMAT
Audio Data Interface Format Right-Justified
Audio Data Bit Length 16/20/24 Selectable
Audio Data Format MSB-First, Binary Two’s Complement
DIGITAL INPUT/OUTPUT
Input Logic Level: V
IH
2.0 V
V
IL
0.8 V
Output Logic Level: V
OH
I
OH
= 2mA 4.5 V
V
OL
I
OL
= 4mA 0.5 V
CLKO AC CHARACTERISTICS
Rise Time (t
R
) 20% to 80% V
DD
, 10pF 4 ns
Fall Time (t
F
) 80% to 20% V
DD
, 10pF 3 ns
Duty Cycle 10pF Load 37 %
DIGITAL FILTER PERFORMANCE
Filter Characteristics 1 (Sharp Roll-Off)
Passband ±0.00005dB 0.454f
S
–3dB 0.493f
S
Stopband 0.546f
S
Passband Ripple ±0.00005 dB
Stopband Attenuation Stopband = 0.546f
S
–115 dB
Filter Characteristics 2 (Sharp Roll-Off)
Passband Ripple ±0.0001dB 0.254f
S
–3dB 0.460f
S
Stopband 0.732f
S
Passband Ripple ±0.0001 dB
Stopband Attenuation Stopband = 0.748f
S
–100 dB
Delay Time 45.125/f
S
sec
De-Emphasis Error ±0.003 dB
POWER SUPPLY REQUIREMENTS
Voltage Range V
DD
4.5 5 5.5 VDC
Supply Current: I
DD
20 30 mA
Power Dissipation 100 150 mW
TEMPERATURE RANGE
Operation –25 +85 °C
Storage –55 +100 °C