Cirrus Logic CS4373A - Manual (Page 2)

CS4373A
2 DS699F2
TABLE OF CONTENTS
1. CHARACTERISTICS AND SPECIFICATIONS ........................................................................ 4
2. GENERAL DESCRIPTION ..................................................................................................... 16
2.1 Digital Inputs .................................................................................................................... 16
2.2 Analog Outputs ................................................................................................................ 16
2.3 Multiple Operational Modes ............................................................................................. 16
2.4 Low Power ....................................................................................................................... 16
3. SYSTEM DIAGRAMS .......................................................................................................... 17
4. POWER MODES ..................................................................................................................... 18
4.1 Power Down ..................................................................................................................... 18
4.2 Sleep Modes .................................................................................................................... 18
4.3 AC Test Modes ................................................................................................................ 18
4.4 DC Test Modes ................................................................................................................ 18
5. OPERATIONAL MODES ........................................................................................................ 19
5.1 Sleep Modes .................................................................................................................... 19
5.2 AC Test Modes ................................................................................................................ 19
5.2.1 AC Differential ..................................................................................................... 19
5.2.2 AC Common Mode .............................................................................................. 20
5.2.3 AC Stability .......................................................................................................... 20
5.3 DC Test Modes ................................................................................................................ 20
5.3.1 DC Common Mode ............................................................................................. 20
5.3.2 DC Differential ..................................................................................................... 20
6. DIGITAL INPUTS .................................................................................................................... 22
6.1 TDATA Connection .......................................................................................................... 22
6.2 MCLK Connection ............................................................................................................ 22
6.3 MSYNC Connection ......................................................................................................... 22
6.4 GPIO Connections ........................................................................................................... 23
7. ANALOG OUTPUTS ............................................................................................................... 24
7.1 Differential Signals ........................................................................................................... 24
7.2 Analog Output Attenuation ............................................................................................... 24
7.3 OUT± Precision Output .................................................................................................... 25
7.4 BUF± Buffered Output ..................................................................................................... 25
7.5 CAP± Analog Output ........................................................................................................ 25
8. VOLTAGE REFERENCE ........................................................................................................ 26
8.1 VREF Power Supply ........................................................................................................ 26
8.2 VREF RC Filter ................................................................................................................ 26
8.3 VREF PCB Routing .......................................................................................................... 26
8.4 VREF Input Impedance .................................................................................................... 27
8.5 VREF Accuracy ................................................................................................................ 27
8.6 VREF Independence ....................................................................................................... 27
9. POWER SUPPLIES ................................................................................................................ 28
9.1 Power Supply Bypassing ................................................................................................. 28
9.2 PCB Layers and Routing ................................................................................................. 28
9.3 Power Supply Rejection ................................................................................................... 28
9.4 SCR Latch-up .................................................................................................................. 29
9.5 DC-DC Converters .......................................................................................................... 29
10. TERMINOLOGY .................................................................................................................... 30
11. PIN DESCRIPTION ............................................................................................................... 31
12. PACKAGE DIMENSIONS ..................................................................................................... 33
13. ORDERING INFORMATION ................................................................................................ 34
14. ENVIRONMENTAL, MANUFACTURING, & HANDLING INFORMATION .......................... 34
15. REVISION HISTORY ........................................................................................................... 34