CS8422-CNZ Cirrus Logic Inc, CS8422-CNZ Datasheet - Page 14

• Manufacturer Part Number: CS8422-CNZ
• Description: IC SAMPLE RATE CONVERTER 32QFN
• Manufacturer: Cirrus Logic Inc
• Type: Sample Rate Converterr

Specifications of CS8422-CNZ

• Package / Case: 32-QFN
• Applications: Digital Audio
• Mounting Type: Surface Mount
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Mounting Style: SMD/SMT
• Package: 32QFN
• Operating Temperature: -55 to 125 °C
• Audio Control Type: Sample Rate Converter
• Control Interface: I2C, SPI
• Supply Voltage Range: 1.71V To 5.25V
• Operating Temperature Range: -40°C To +85°C
• Audio Ic Case Style: QFN
• No. Of Pins: 32
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1568 - BOARD EVAL FOR CS8422 RCVR
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1732

14
PERFORMANCE SPECIFICATIONS - SAMPLE RATE CONVERTER
XTI-XTO = 24.576 MHz; Input signal = 1.000 kHz, Measurement Bandwidth = 20 to Fso/2 Hz, and
Word Width = 24-Bits.
Notes:
DIGITAL FILTER CHARACTERISTICS
Resolution
Sample Rate
Sample Rate Ratio - Upsampling
Sample Rate Ratio - Downsampling
Interchannel Gain Mismatch
Interchannel Phase Deviation
Gain Error
Peak Idle Channel Noise Component
Dynamic Range - Unweighted (20 Hz to Fso/2, -60 dBFS Input)
32 kHz:48 kHz
44.1 kHz:48 kHz
44.1 kHz:192 kHz
48 kHz:44.1 kHz
48 kHz:96 kHz
96 kHz:48 kHz
192 kHz:32 kHz
Total Harmonic Distortion + Noise (20 Hz to Fso/2, 0 dBFS Input)
32 kHz:48 kHz
44.1 kHz:48 kHz
44.1 kHz:192 kHz
48 kHz:44.1 kHz
48 kHz:96 kHz
96 kHz:48 kHz
192 kHz:32 kHz
Passband (Upsampling or Downsampling)
Passband Ripple
Stopband (Downsampling)
Stopband Attenuation
Group Delay
2. Fsi indicates the input sample rate. Fso indicates the output sample rate. Numbers separated by a colon
indicate the ratio of Fsi to Fso.
(Note 2)
Parameter
Parameter
Master
Slave
XTI/2048
0.5465*Fso
XTI/512
Min
-0.2
Min
125
See
16
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
“Group Delay” on page 69
-134
-134
-133
-131
-135
-136
-137
Typ
Typ
140
141
138
140
141
140
141
0.0
0.0
-
-
-
-
-
-
-
-
-
-
-
min(Fsi,Fso)
XTI/128
XTI/128
± 0.05
0.4535*
Max
-144
Max
1:6
6:1
24
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CS8422
DS692F1
Degrees
Fsi:Fso
Fsi:Fso
dBFS
Units
Units
kHz
kHz
bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Fs
Fs