CDB5376 Cirrus Logic Inc, CDB5376 Datasheet - Page 2

• Manufacturer Part Number: CDB5376
• Description: EVALUATION BOARD FOR CS5376
• Manufacturer: Cirrus Logic Inc

Specifications of CDB5376

• Main Purpose: Seismic Evaluation System
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: CS3301A, CS3302A, CS4373A, CS5372A, CS5376A
• Primary Attributes: Quad Digital Filter
• Secondary Attributes: Graphical User Interface, SPI™ & USB Interfaces
• Processor To Be Evaluated: CS330x, CS4373A, CS537x
• Interface Type: USB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1778

TABLE OF CONTENTS
2
1. CHARACTERISTICS AND SPECIFICATIONS ........................................................................ 4
2. SYSTEM DIAGRAM
3. MODULATOR OPERATION ................................................................................................... 14
4. ANALOG SIGNALS ................................................................................................................ 16
5. DIGITAL SIGNALS ................................................................................................................. 18
6. POWER MODES ..................................................................................................................... 20
7. VOLTAGE REFERENCE ........................................................................................................ 21
8. POWER SUPPLIES ................................................................................................................ 23
9. PIN DESCRIPTION - CS5371A ............................................................................................. 25
10. PIN DESCRIPTION - CS5372A ........................................................................................... 27
11. PACKAGE DIMENSIONS ..................................................................................................... 29
12. ORDERING INFORMATION ................................................................................................ 30
13. ENVIRONMENTAL, MANUFACTURING, & HANDLING INFORMATION .......................... 31
14. REVISION HISTORY ........................................................................................................... 32
SPECIFIED OPERATING CONDITIONS ................................................................................. 4
ABSOLUTE MAXIMUM RATINGS ........................................................................................... 4
TEMPERATURE CONDITIONS ............................................................................................... 5
ANALOG INPUT CHARACTERISTICS ................................................................................... 5
PERFORMANCE CHARACTERISTICS ................................................................................... 6
PERFORMANCE CHARACTERISTICS (CONT.) .................................................................... 7
PERFORMANCE PLOTS ......................................................................................................... 8
DIGITAL CHARACTERISTICS ................................................................................................ 9
DIGITAL CHARACTERISTICS (CONT.) ............................................................................... 10
DIGITAL CHARACTERISTICS (CONT.)
POWER SUPPLY CHARACTERISTICS ................................................................................ 12
3.1 One’s Density ................................................................................................................... 14
3.2 Decimated 24-bit Output .................................................................................................. 15
3.3 Synchronization ............................................................................................................... 15
3.4 Idle Tones ........................................................................................................................ 15
3.5 Stability ............................................................................................................................ 15
4.1 INR±, INF± Modulator Inputs ........................................................................................... 16
4.2 Input Impedance .............................................................................................................. 16
4.3 Anti-alias Filter ................................................................................................................. 17
4.4 Analog Differential Signals ............................................................................................... 17
5.1 MCLK Connection ............................................................................................................ 18
5.2 MSYNC Connection ......................................................................................................... 18
5.3 MDATA Connection ......................................................................................................... 19
5.4 MFLAG Connection ......................................................................................................... 19
5.5 OFST Connection ............................................................................................................ 19
6.1 Normal Operation ............................................................................................................. 20
6.2 Power Down, MCLK Enabled .......................................................................................... 20
6.3 Power Down, MCLK Disabled .......................................................................................... 20
7.1 VREF Power Supply ........................................................................................................ 21
7.2 VREF RC Filter ................................................................................................................ 21
7.3 VREF PCB Routing .......................................................................................................... 21
7.4 VREF Input Impedance .................................................................................................... 21
7.5 VREF Accuracy ................................................................................................................ 22
8.1 Power Supply Bypassing ................................................................................................. 23
8.2 PCB Layers and Routing ................................................................................................. 23
8.3 Power Supply Rejection ................................................................................................... 23
8.4 SCR Latch-up Considerations ......................................................................................... 24
8.5 DC-DC Converters ........................................................................................................... 24
............................................................................................................ 13
............................................................................ 11
CS5371A CS5372A
DS748F3