CS5516 - ADS1252

Cirrus Logic 20-Bit Bridge Transducer A/D Converters http://www.chipcatalog.com/Cirrus/CS5516.htm
On-chip instrumentation amplifier
On-chip programmable gain amplifier
On-chip 4-bit D/A for offset removal
Dynamic excitation options
Linearity error: ±0.0015% FS
20-bit no missing codes
CMRR at 50 Hz/60 Hz > 200 dB
System calibration capability with calibration read/write option
3-, 4-, or 5-wire serial communications port
Package: 24-pin SOIC, 24-pin PDIP
datsheet: http://www.cirrus.com/en/pubs/proDatasheet/5516.pdf (Belo desenho de PCB)
>>20bits = 120.4dB dinamic range.

Texas Instruments ADS1252 ResolutionPlus 24-Bit, 40kHz Analog-to-Digital Converter
datasheet: http://www-s.ti.com/sc/ds/ads1252.pdf
Resolution(Bits) 24
Sample Rate (max) 41 KSPS
Search Sample Rate(Max)(SPS) 41000
Architecture Delta-Sigma
# Input Channels (SE) 1
# Input Channels (Diff) 1
Power Consumption(Typ)(mW) 40
Parallel Interface No
Serial, SPI Yes
Serial, I2C No
LVDS No
Unipolar No
Bipolar Pseudo
DNL(Max)(+/-LSB) 1
INL(Max)(+/-LSB) 256
INL (+/- %)(Max) 0.0015
No Missing Codes(Bits) 24
Ext Ref Yes
Int Ref No
Analog Voltage AV/DD(Min)(V) 4.75
Analog Voltage AV/DD(Max)(V) 5.25
Logic Voltage DV/DD(Min)(V) 4.75
Logic Voltage DV/DD(Max)(V) 5.25
Input Type Voltage
Input Configuration Range +/-5
Internal Buffer No
No. of Supplies 1
Part Numbers Status Budget Price ($US) | QTY Package Type| Pins STD Pack QTY
ADS1252U ACTIVE 5.60 | 1KU SOIC (D) | 8 100
ADS1252U/2K5 ACTIVE 5.60 | 1KU SOIC (D) | 8 2500
>>24bits = 144.5dB dynamic range (+ 8 bits@100Hz SuperSampling = 32bits = 192.6dB dynamic range)