The MAX186/MAX188 are 12-bit data-acquisition systems that combine an 8-channel multiplexer, high-bandwidth track/hold, and serial interface together with high conversion speed and ultra-low power consumption. The devices operate with a single +5V supply or dual ±5V supplies. The analog inputs are software configurable for unipolar/bipolar and single-ended/differential operation.
The 4-wire serial interface directly connects to SPI, QSPI™ and MICROWIRE® devices without external logic. A serial strobe output allows direct connection to TMS320 family digital signal processors. The MAX186/MAX188 use either the internal clock or an external serial-interface clock to perform successive-approximation A/D conversions. The serial interface can operate beyond 4MHz when the internal clock is used.
The MAX186 has an internal 4.096V reference while the MAX188 requires an external reference. Both parts have a reference-buffer amplifier that simplifies gain trim.
The MAX186/MAX188 provide a hard-wired active-low SHDN pin and two software-selectable power-down modes. Accessing the serial interface automatically powers up the devices, and the quick turn-on time allows the MAX186/MAX188 to be shut down between every conversion. Using this technique of powering down between conversions, supply current can be cut to under 10µA at reduced sampling rates.
AD7403-8BRIZ
AD5592RBCPZ-1-RL7
AD5592RBCBZ-1-RL7
AD5593RBCBZ-RL7
AD5593RBCPZ-RL7
AD5592RBRUZ
AD5593RBRUZ-RL7
AD5593RBRUZ
AD5592RBRUZ-RL7
AD5423BCPZ-RL7
AD7746ARUZ
AD1974YSTZ
AD7745ARUZ
ADE7932ARIZ-RL
ADE7913ARIZ-RL
MAX11300GCM+
AD5758BCPZ-RL7
MAX11300GTL+T
MAX1496EAI+
AD74412RBCPZ-RL7
AD1955ARSZ
AD421BRZRL
AD421BRZ
AD1851RZ
AD1851RZ-REEL7
LTC1292DCN8#PBF
LTC1092CN8#PBF
AD7606BSTZ-4RL
AD7606BSTZ-4
AD2S1205WSTZ
AD2S1210BSTZ
AD2S1210CSTZ
AD7606BSTZ-6
AD2S1205YSTZ
AD2S1210WDSTZRL7
AD2S1210WDSTZ
AD7607BSTZ
MAX186DCAP+
AD2S1210DSTZ
MAX1270BCAI+
MAX1258BETM+
MAX188DCPP+
AD7890ARZ-10
AD2S1210SSTZ-EPRL7
MAX1270BEAI+
MAX186BCWP+
AD7891ASZ-1REEL
AD7606BSTZ-RL
AD7606BSTZ
AD7606BBSTZ
MAX186DCPP+