Data Sheet

NAU7802 24-bit ADC
Nuvoton Confidential - 41 - Revision 1.7
14 REVISION HISTORY
VERSION
DATE
PAGE
DESCRIPTION
V0.9
19Jul2010
-
Preliminary release general update
V099a
31 August 2010
-
Revise Electrical Characteristics, DC Electrical,
System Performance, Voltage Reference,
Digital Serial Interface,
Add 2-Wire (draft related) timing, and bus loading
I2C address 0x2A binary shown as “010 1010”
Add I2C burst mode
Add I2C Streaming mode, formerly named “special mode”
Add typical I2C pull up resistor strong and weak ohms 0x11
Add application setting of register 0x00 = 0xAE
Add Trdy AC typical specification
Update registers 0x15, 0x1B, 0x1C, for revision A & later
Add LDO capacitance ESR required, register
Add register 0x1F, silicon revision ID level
Update package drawings
Add part ordering numbering information
V 1.0
2 September
2010
-
Revised I2C section
Add signal path and gain equations, normal and PGA bypass
Add calibration equations
Add Temperature sensor electrical spec 7.4
Add VOH spec distinct for DRDY,SDIO,SCLK
Revise pin descriptions for DRDY,SDIO,SCLK
Add PGA common mode range spec
V 1.1
7 October 2010
-
Update ENOB
Update I2C streaming data mode entry
Update power up initialization
Update application diagram & description
Update Register descriptions
V 1.2
27 October
2010
-
Update electrical characteristics
Update register 0x1B description
V 1.3
December
2010
-
Added CRSD / FRD bits to Reg0x11 Register Description.
Shortened names of the individual bits.
V 1.4
January 2011
-
Added Linearity / Noise / ESD Characteristic
V 1.5
February 2011
-
Update Characteristic Explanation
V 1.6
April 2011
-
Update PGA Input Range
V 1.7
January 2012
Update the Table of Contents