CDB44800 Cirrus Logic Inc, CDB44800 Datasheet - Page 10

• Manufacturer Part Number: CDB44800
• Description: BOARD EVAL FOR CS44800 PWM CTRL
• Manufacturer: Cirrus Logic Inc
• Series: Popguard®r

Specifications of CDB44800

• Amplifier Type: Class D
• Output Type: 8-Channel
• Voltage - Supply: 20 V ~ 50 V
• Operating Temperature: -10°C ~ 70°C
• Board Type: Fully Populated
• Utilized Ic / Part: CS44800
• Description/function: Audio DSPs
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• For Use With/related Products: CS44800
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Max Output Power X Channels @ Load: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1532; CDB-44800

10
PWM OUTPUT PERFORMANCE CHARACTERISTICS
Switch Rate = 384 kHz; Fs = 32 kHz to 192 kHz; Measurement bandwidth is 10 Hz to 20 kHz unless otherwise
specified; Performance measurements taken with a full-scale 997 Hz.)
Dynamic Performance
24-Bits
16-Bits
Total Harmonic Distortion + Noise
24-Bits
Idle Channel Noise / Signal-to-Noise Ratio
Interchannel Isolation
(Logic “0” = GND = 0 V; Logic “1” = VLS = VLC; VD = 2.5 V; DAI_MCLK = 12.288 MHz; XTAL= 24.576 MHz; PWM
PWMOUTxx+
PWMOUTxx-
11. Performance characteristics measured using filter shown in
Figure 1. Performance Characteristics Evaluation Active Filter Circuit
Parameter
(Note 11)
(Note 11)
-
+
-
+
A-Weighted
unweighted
unweighted
(1 kHz)
-20 dB
-60 dB
0 dB
Symbol
THD+N
-
+
Figure
Min
102
99
-
-
-
-
-
-
1.
Typ
108
105
110
100
-90
-77
-45
96
-
+
Max
-85
-
-
-
-
-
-
-
CS44800
DS632F1
Analog
Output
Unit
dB
dB
dB
dB
dB
dB
dB
dB