| Part Number | LTC2344HUH-18#PBF | LTC2341HUH-18#PBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | Data Acquisition - Analog to Digital Converters (ADC) | Data Acquisition - Analog to Digital Converters (ADC) | 
|   |   | |
| Product Status | Active | Active | 
| Number of Bits | 18 | 18 | 
| Sampling Rate (Per Second) | 400k | - | 
| Number of Inputs | 4 | 2 | 
| Input Type | Differential | Differential | 
| Data Interface | LVDS - Serial, SPI | LVDS - Serial, SPI | 
| Configuration | S/H-MUX-ADC | S/H-MUX-ADC | 
| Ratio - S/H:ADC | 1:1 | 1:1 | 
| Number of A/D Converters | 4 | 1 | 
| Architecture | SAR | SAR | 
| Reference Type | External, Internal | External, Internal | 
| Voltage - Supply, Analog | 5V | 5V | 
| Voltage - Supply, Digital | 5V | 5V | 
| Features | Simultaneous Sampling | Simultaneous Sampling | 
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | 
| Package / Case | 32-WFQFN Exposed Pad | 32-WFQFN Exposed Pad | 
| Supplier Device Package | 32-QFN (5x5) | 32-QFN (5x5) | 
| Mounting Type | Surface Mount | Surface Mount |