CS4922
1 CHARACTERISTICS AND SPECIFICATIONS
ANALOG CHARACTERISTICS
(T
A
= 25
°C;
VA+, VD+ = 5V; CLKIN = 27 MHz; Full-Scale Output
Sinewave, 1.125 kHz; Word Clock = 48 kHz (PLL in use); Logic 0 = GND, Logic 1 = VD+; Measurement Bandwidth
is 20 Hz to 20 kHz; Local components as shown in "Typical Connection Diagram"; SPI mode, I
2
S audio data;
unless otherwise specified.)
Parameter*
Symbol
Min
16
DNL
AOUTL, AOUTR
AOUTM
AOUTL, AOUTR
AOUTM
(Note 1)
(Note 1)
(Note 1)
THD
IDR
-
-
85
80
-
-
-3.0
AOUTL, AOUTR
AOUTM
(Note 1)
2.66
2.7
-
-
(Fs/2 to 2Fs)
Resistance:
Capacitance:
(1 kHz)
VA+
VD+
-
8
-
-
-
-
Typ
-
-
0.01
0.02
90
85
85
-
-
2.88
3.0
100
-
-60
-
-
40
20
100
Max
-
±0.9
0.015
0.03
-
-
0.2
+0.2
3.2
3.3
-
5
-
-
100
-
40
140
Units
Bits
LSB
%
dB
dB
dB
dB
Vpp
ppm/°C
Deg
dB
kΩ
pF
dB
mA
mA
Dynamic Performance
DAC Resolution
DAC Differential Nonlinearity
Total Harmonic Distortion
Instantaneous Dynamic Range
(DAC not muted, A weighted)
Interchannel Isolation
Interchannel Gain Mismatch
Frequency Response
Full Scale output Voltage
Gain Drift
Deviation from Linear Phase
Out of Band Energy
Analog Output Load
Power Supply
Power Supply Rejection
Power Supply Consumption
Notes: 1. 10 kΩ, 100pF load for each analog signal (Left, Right).
30 kΩ, 100pF load for analog Mono signal.
D/A INTERPOLATION FILTER CHARACTERISTICS
(See Figures 20 through 23)
Parameter
Passband (to -3 dB corner)
Passband Ripple.
Transition Band.
Stop Band.
Stop Band Rejection.
Stop Band Rejection with Ext. 2Fs RC filter.
Group Delay.
* Refer to
Parameter Definitions
on page 31 of this data sheet.
Specifications are subject to change without notice.
(Fs is conversion freq.).
Symbol
Min
0
-
0.442Fs
≥0.567Fs
50
57
-
Typ
-
-
-
-
-
-
12/Fs
Max
0.476Fs
±0.1
0.567Fs
-
-
-
-
Units
Hz
dB
Hz
Hz
dB
dB
s
4
CIRRUS [ CIRRUS LOGIC ]
