Datasheet

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DEVICE INFORMATION
PIN ASSIGNMENTS
ZEROR/ZEROA
V
OUT
L
V
OUT
R
V
COM
AGND
V
CC
NC
NC
16
15
14
13
12
11
10
9
ZEROL/NA
MS
MC
MD
SCK
DATA
BCK
LRCK
PCM1780/PCM1782
(TOP VIEW)
1
2
3
4
5
6
7
8
ZEROA
V
OUT
L
V
OUT
R
V
COM
AGND
V
CC
NC
TEST
16
15
14
13
12
11
10
9
FMT
DEMP0
DEMP1
MUTE
SCK
DATA
BCK
LRCK
PCM1781
(TOP VIEW)
1
2
3
4
5
6
7
8
P0014-01
PCM1780 , PCM1781 , PCM1782
SLES132B – MARCH 2005 – REVISED AUGUST 2006
ELECTRICAL CHARACTERISTICS (continued)
All specifications at T
A
= 25°C, V
CC
= 5 V, f
S
= 48 kHz, system clock = 512 f
S
, and 24-bit data (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Filter Characteristics (Slow Rolloff, PCM1780/PCM1782)
Pass band ±0.5 dB 0.198 f
S
Stop band 0.884 f
S
Pass-band ripple ±0.5 dB
Stop-band attenuation Stop band = 0.884 f
S
–35 dB
Delay time 20/f
S
s
De-emphasis error ±0.1 dB
ANALOG FILTER PERFORMANCE
at 20 kHz –0.02
Frequency response dB
at 44 kHz –0.07
POWER SUPPLY REQUIREMENTS
V
CC
Voltage range 4.5 5 5.5 Vdc
f
S
= 48 kHz 25 40
I
CC
Supply current f
S
= 96 kHz, system clock = 256 f
S
30 mA
f
S
= 192 kHz, system clock = 128 f
S
30
f
S
= 48 kHz 125 200
Power dissipation f
S
= 96 kHz, system clock = 256 f
S
150 mW
f
S
= 192 kHz, system clock = 128 f
S
150
TEMPERATURE RANGE
T
A
Operation temperature –25 85 °C
θ
JA
Thermal resistance 115 °C/W
4
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