Cirrus Logic CS4349 - Manual (Page 39)

DS782F2 39
CS4349
13 ORDERING INFORMATION
14 REVISION HISTORY
Product Description Package Pb-Free Grade Temp Range Container Order#
CS4349
192 kHz Stereo DAC
with 1 Vrms Single
Ended Output
24-TSSOP YES
Commercial -40° to +85°C
Rail CS4349-CZZ
Tape and Reel CS4349-CZZR
Automotive -40° to +105°C
Rail CS4349-DZZ
Tape and Reel CS4349-DZZR
CDB4349 Evaluation Board for CS4349 - - - - CDB4349
Release Changes
F1
• Updated “DAC Analog Characteristics - Commercial (-CZZ)” on page 9 .
• Updated “DAC Analog Characteristics - Automotive (-DZZ)” on page 10 .
• Added Figure 3 , Figure 4 , and Figure 5 on page 11 .
• Updated “Switching Specifications - Serial Audio Interface” on page 13 .
• Updated “Digital Characteristics” on page 16 .
F2
• Removed erroneous references to RMCK throughout.
• Updated polarity of POPGUARD signal to active high throughout and changed long name to “Popguard Enable” in
pin description table in Section 1 . Changed pin description to reflect that the signal must be pulled low to disable.
• Updated Total Group Delay typical values in the Combined Interpolation and On-Chip Analog Filter Response table
in Section 2.5 .
• Updated POPGUARD connection in typical connection drawing in Figure 10 .
• Updated Figure 15 to show numbering from 0–3 rather than 1–4.
• Added a note regarding differences in group delay for TDM slot 0 channel B to Section 4.3.1 , Section 5.1 ,
Section 8.2.1 .
• Updated timings in the recommended power-up sequences in Section 4.6.1 and Section 4.6.2 .
• Updated sample periods and latency in Section 4.7.1 , Power-Up .
• Updated minimum power-down time in Section 4.7.3 , Discharge Time .”
• Updated description in Section 5.3 of how Popguard is selected/defeated in Stand-Alone Mode.
Contacting Cirrus Logic Support
For all product questions and inquiries, contact a Cirrus Logic Sales Representative.
To find the one nearest you, go to
www.cirrus.com.
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