Datasheet


SLES117A – AUGUST 2004 – REVISED NOVEMBER 2006
www.ti.com
4
ELECTRICAL CHARACTERISTICS (Continued)
all specifications at T
A
= 25°C, V
CC
1 = V
CC
2L = V
CC
2R = 5 V, V
DD
= 3.3 V, f
S
= 44.1 kHz, system clock = 256 f
S
, and 24-bit data, unless
otherwise noted
PARAMETER
TEST CONDITIONS
PCM1794ADB
UNIT
PARAMETER
TEST CONDITIONS
MIN TYP MAX
UNIT
ANALOG OUTPUT
Gain error –6 ±2 6 % of FSR
Gain mismatch, channel-to-channel –3 ±0.5 3 % of FSR
Bipolar zero error At BPZ –2 ±0.5 2 % of FSR
Output current Full scale (0 dB) 7.8 mA p-p
Center current At BPZ –6.2 mA
DIGITAL FILTER PERFORMANCE
De-emphasis error ±0.004 dB
FILTER CHARACTERISTICS-1: SHARP ROLLOFF
Pass band
±0.00001 dB 0.454 f
S
Pass band
–3 dB 0.49 f
S
Stop band 0.546 f
S
Pass-band ripple ±0.00001 dB
Stop-band attenuation Stop band = 0.546 f
S
–130 dB
Delay time 55/f
S
s
FILTER CHARACTERISTICS-2: SLOW ROLLOFF
Pass band
±0.04 dB 0.254 f
S
Pass band
–3 dB 0.46 f
S
Stop band 0.732 f
S
Pass-band ripple ±0.001 dB
Stop-band attenuation Stop band = 0.732 f
S
–100 dB
Delay time 18/f
S
s
POWER SUPPLY REQUIREMENTS
V
DD
3 3.3 3.6 VDC
V
CC
1
Voltage range
V
CC
2L
Voltage range
4.75 5 5.25 VDC
V
CC
2R
4.75
5
5.25
VDC
(1)
f
S
= 44.1 kHz 12 15
I
DD
(1)
f
S
= 96 kHz 23
mA
I
DD
Supply current
(1)
f
S
= 192 kHz 45
mA
Supply current
(1)
f
S
= 44.1 kHz 33 40
I
CC
f
S
= 96 kHz 35
mA
I
CC
f
S
= 192 kHz 37
mA
(1)
f
S
= 44.1 kHz 205 250
Power dissipation
(1)
f
S
= 96 kHz 250
mW
Power dissipation
(1)
f
S
= 192 kHz 335
mW
TEMPERATURE RANGE
Operation temperature –25 85 °C
θ
JA
Thermal resistance 28-pin SSOP 100 °C/W
(1)
Input is BPZ data.