CS5532-BS Cirrus Logic Inc, CS5532-BS Datasheet - Page 2

• Manufacturer Part Number: CS5532-BS
• Description: IC, ADC, 24BIT, 3.84KSPS, SSOP-20
• Manufacturer: Cirrus Logic Inc

Specifications of CS5532-BS

• Resolution (bits): 24bit
• Sampling Rate: 3.84kSPS
• Input Channel Type: Differential
• Data Interface: 3-Wire, Serial
• Supply Current: 13mA
• Digital Ic Case Style: SSOP
• No. Of Pins: 20
• Rohs Compliant: No

TABLE OF CONTENTS
2
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1. CHARACTERISTICS AND SPECIFICATIONS ..........................................................5
2. GENERAL DESCRIPTION .......................................................................................14
2.1. Analog Input ....................................................................................................14
2.2. Overview of ADC Register Structure and Operating Modes ............................16
2.3. Configuration Register .....................................................................................25
ANALOG CHARACTERISTICS..........................................................................5
TYPICAL RMS NOISE (NV), CS5531/32/33/34-AS ...........................................8
TYPICAL NOISE FREE RESOLUTION(BITS), CS5532/34-AS .........................8
TYPICAL RMS NOISE (NV), CS5532/34-BS .....................................................9
TYPICAL NOISE FREE RESOLUTION(BITS), CS5532/34-BS .........................9
5 V DIGITAL CHARACTERISTICS ..................................................................10
3 V DIGITAL CHARACTERISTICS ..................................................................10
DYNAMIC CHARACTERISTICS ......................................................................11
ABSOLUTE MAXIMUM RATINGS ...................................................................11
SWITCHING CHARACTERISTICS ..................................................................12
2.1.1. Analog Input Span .................................................................................... 15
2.1.2. Multiplexed Settling Limitations ............................................................15
2.1.3. Voltage Noise Density Performance .....................................................15
2.1.4. No Offset DAC ......................................................................................15
2.2.1. System Initialization ..............................................................................17
2.2.2. Command Register Quick Reference ..................................................19
2.2.3. Command Register Descriptions ..........................................................20
2.2.4. Serial Port Interface ..............................................................................24
2.2.5. Reading/Writing On-Chip Registers ......................................................25
2.3.1. Power Consumption .............................................................................25
2.3.2. System Reset Sequence ......................................................................25
2.3.3. Input Short ............................................................................................26
2.3.4. Guard Signal .........................................................................................26
2.3.5. Voltage Reference Select .....................................................................26
2.3.6. Output Latch Pins .................................................................................26
2.3.7. Offset and Gain Select ..........................................................................27
CS5531/32/33/34
DS289PP5