CS4373 Datasheet, PDF (2/20 Pages) Cirrus Logic – Low-power, High-performance Delta-Sigma Test DAC

CS4373
TABLE OF CONTENTS
1. CHARACTERISTICS & SPECIFICATIONS ............................................................................. 4
2. TERMINOLOGY ........................................................................................................................ 9
3. GENERAL DESCRIPTION ..................................................................................................... 10
4. ANALOG OUTPUTS ............................................................................................................... 10
4.1 CAP+ / CAP- .................................................................................................................... 10
4.2 OUT+ / OUT- ................................................................................................................... 10
4.3 BUF+ / BUF- .................................................................................................................... 10
5. DIGITAL FILTER INTERFACE ............................................................................................... 10
5.1 Signal Bitstream Input - TDATA ....................................................................................... 10
5.2 Master Clock - MCLK ....................................................................................................... 10
5.3 Clock Sync Input - SYNC ................................................................................................. 11
6. VOLTAGE REFERENCE ........................................................................................................ 11
6.1 Voltage Reference Inputs ................................................................................................ 11
6.2 Voltage Reference Configurations ................................................................................... 11
6.3 VREF Input Impedance .................................................................................................... 11
6.4 Gain Accuracy .................................................................................................................. 12
6.5 Gain Drift .......................................................................................................................... 12
7. TEST MODES ......................................................................................................................... 13
7.1 Test Mode 0: Reserved .................................................................................................... 13
7.2 Test Mode 1: Sensor Test Mode ...................................................................................... 13
7.3 Test Mode 2: Electronics Test Mode ............................................................................... 14
7.4 Test Mode 3: Sensor Test Mode ...................................................................................... 14
7.5 Test Mode 4: Common Mode .......................................................................................... 14
7.6 Test Mode 5: High Voltage/High Current Mode ............................................................... 14
7.7 Test Mode 6: Reserved .................................................................................................... 14
7.8 Test Mode 7: Sleep Mode ................................................................................................ 14
8. ATTENUATION SETTINGS .................................................................................................... 15
9. POWER MODES ..................................................................................................................... 15
9.1 Normal Power Mode ........................................................................................................ 15
9.2 Low Power Mode ............................................................................................................. 15
9.3 Sleep Mode ...................................................................................................................... 15
9.4 Power Down ..................................................................................................................... 15
10. POWER SUPPLY ................................................................................................................ 15
10.1 Power Supply Bypassing .............................................................................................. 15
10.2 SCR Latch-up Considerations ...................................................................................... 15
10.3 DC-DC Converter Considerations ................................................................................. 16
10.4 Power Supply Rejection ................................................................................................ 16
11. PIN DESCRIPTION ............................................................................................................... 17
12. ORDERING INFORMATION ................................................................................................ 19
13. ENVIRONMENTAL, MANUFACTURING, & HANDLING INFORMATION .......................... 19
14. REVISION HISTORY ........................................................................................................... 19
15. PACKAGE DIMENSIONS ..................................................................................................... 20
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