Texas Instruments PCM5122 Evaluation Module PCM5122EVM-U PCM5122EVM-U Datenbogen
Produktcode
PCM5122EVM-U
SLAS759A – AUGUST 2012 – REVISED SEPTEMBER 2012
ELECTRICAL CHARACTERISTICS (continued)
All specifications at T
A
= 25°C, AV
DD
= CPV
DD
= DV
DD
= 3.3V, f
S
= 48kHz, system clock = 512f
S
and 24-bit data unless
otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Analog Output
Output voltage
2.1
V
RMS
Gain error
–6
±2.0
6
% of FSR
Gain mismatch, channel-to-
–6
±0.5
6
% of FSR
channel
Bipolar zero error
At bipolar zero
–5
±1.0
5
mV
Load impedance
1
k
Ω
Filter Characteristics–1: Normal (8x)
Pass band
0.45f
S
Stop band
0.55f
S
Stop band attenuation
–60
dB
Pass-band ripple
±0.02
Delay time
20t
S
s
Filter Characteristics–2: Low Latency (8x)
Pass band
0.47f
S
Stop band
0.55f
S
Stop band attenuation
–52
dB
Pass-band ripple
±0.0001
Delay time
3.5t
S
s
Filter Characteristics–3: Asymmetric FIR (8x)
Pass band
0.40f
S
Stop band
0.72f
S
Stop band attenuation
–52
dB
Pass-band ripple
±0.05
Delay time
1.2t
S
s
Filter Characteristics–4: High-Attenuation (8x)
Pass band
0.45f
S
Stop band
0.45f
S
Stop band attenuation
–100
dB
Pass-band ripple
±0.0005
Delay time
33.7t
S
s
Copyright © 2012, Texas Instruments Incorporated
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