Datasheet

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PCM1802
SLES023C – DECEMBER 2001 – REVISED JANUARY 2005
ELECTRICAL CHARACTERISTICS (continued)
all specifications at T
A
= 25 ° C, V
CC
= 5 V, V
DD
= 3.3 V, master mode, f
S
= 44.1 kHz, system clock = 384 f
S
, oversampling ratio
= × 128, 24-bit data (unless otherwise noted)
PCM1802DB
TEST CONDITIONS UNIT
MIN TYP MAX
f
S
= 44.1 kHz 96 103
Channel separation dB
f
S
= 96 kHz
(9)
98
ANALOG INPUT
Input voltage 0.6 V
CC
Vp-p
Center voltage (V
REF
1) 0.5 V
CC
V
Input impedance 20 k Ω
Antialiasing filter frequency response –3 dB 300 kHz
DIGITAL FILTER PERFORMANCE
Pass band 0.454 f
S
Hz
Stop band 0.583 f
S
Hz
Pass-band ripple ± 0.05 dB
Stop-band attenuation –65 dB
Delay time 17.4/f
S
s
HPF frequency response –3 dB 0.019 f
S
mHz
POWER SUPPLY REQUIREMENTS
V
CC
4.5 5 5.5
Voltage range VDC
V
DD
2.7 3.3 3.6
I
CC
V
CC
= 5 V, V
DD
= 3.3 V 24 30
Supply current
(10)
f
S
= 44.1 kHz V
CC
= 5 V, V
DD
= 3.3 V 8.3 10 mA
I
DD
f
S
= 96 kHz, V
CC
= 5 V, V
DD
= 3.3 V
(8)
17
f
S
= 44.1 kHz, V
CC
= 5 V, V
DD
= 3.3 V 147 183
Power dissipation; operation mW
P
D
f
S
= 96 kHz, V
CC
= 5 V, V
DD
= 3.3 V
(8)
176
Power dissipation; power down V
CC
= 5 V, V
DD
= 3.3 V 0.5 mW
TEMPERATURE RANGE
Operation temperature –40 85 ° C
Thermal resistance ( θ
JA
) 20-pin SSOP 115 ° C/W
(10) Minimum load on DOUT (pin 12), BCK (pin 11), LRCK (pin 10), FSYNC (pin 9)
5