CS8422-CNZ Cirrus Logic Inc, CS8422-CNZ Datasheet - Page 19

• 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

DS692F1
I/OLRCK
I/OSCLK
I/OSCLK
SDOUT
SDOUT
I/OLRCK
SDIN
(input)
(output)
SDIN
(output)
(output)
(input)
(input)
(input)
(output)
Figure 3. Non-TDM Master Mode Timing
Figure 1. Non-TDM Slave Mode Timing
9. Typical base band jitter in accordance with AES-12id-2006 section 3.4.2. Measurements are Time In-
10. OLRCK must remain high for at least 1 OSCLK period and at most 255 OSCLK periods in TDM Mode.
11. In TDM formatted master mode, the TDM_IN pin is not supported.
12. In TDM formatted master mode, the OSCLK frequency is fixed at 256*OLRCK.
terval Error (TIE) taken with 3rd order 100 Hz to 40 kHz band-pass filter. Measured with Sample Rate
= 48 kHz.
t
lckd
t
lcks
t
dpd
t
dpd
t
lcks
t
ds
t
ds
t
dh
t
MSB
MSB
dh
t
sckh
MSB
MSB
t
sckl
MSB-1
MSB-1
MSB-1
MSB-1
SDOUT
OLRCK
OSCLK
TDM_IN
(output)
(output)
(output)
OLRCK
OSCLK
SDOUT
(output)
(input)
(input)
(input)
t
t
fsm
Figure 4. TDM Master Mode Timing
fss
Figure 2. TDM Slave Mode Timing
t
lrckh
t
fsh
t
dpd
t
dpd
t
ds
t
dh
t
sckh
MSB
MSB
MSB
CS8422
t
sckl
MSB-1
MSB-1
MSB-1
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