14Bit, 125/105MSPS Low Power 3V ADCs
DESCRIPTION
The LTC® /LTC2254 are 14-bit 125Msps/105Msps, low power 3V A/D converters designed for digitizing high frequency, wide dynamic range signals. The LTC2255/LTC2254 are perfect for demanding imaging and communications applications with AC performance that includes 72.3dB SNR and 85dB SFDR for signals at the Nyquist frequency.
FEATURES
■ Sample Rate: 125Msps/105Msps
■ Single 3V Supply 2.85V to 3.4V
■ Low Power: 395mW/320mW
■ 72.4dB SNR
■ 88dB SFDR
■ No Missing Codes
■ Flexible Input: 1VP-Pto 2VP-PRange
■ 640MHz Full Power Bandwidth S/H
■ Clock Duty Cycle Stabilizer
■ Shutdown and Nap Modes
■ Pin Compatible Family
125Msps: LTC2253 12-Bit, LTC2255 14-Bit
105Msps: LTC2252 12-Bit, LTC2254 14-Bit
80Msps: LTC2229 12-Bit, LTC2249 14-Bit
65Msps: LTC2228 12-Bit, LTC2248 14-Bit
40Msps: LTC2227 12-Bit, LTC2247 14-Bit
25Msps: LTC2226 12-Bit, LTC2246 14-Bit
10Msps: LTC2225 12-Bit, LTC2245 14-Bit
■ 32-Pin 5mm ×5mm QFN Package
APPLICATIONS
■ Wireless and Wired Broadband Communication
■ Imaging Systems
■ Ultrasound
■ Spectral Analysis
■ Portable Instrumentation