AD5062BRJZ-1REEL7

Fully Accurate 16-Bit VOUT nanoDAC™ SPI Interface 2.7 V to 5.5 V, in an SOT-23 AD5062 FEATURES FUNCTIONAL BLOCK DIAGRAM VREF Single 16-bit DAC, 1 LSB INL Power-on reset to midscale or zero-scale Guaranteed monotonic by design 3 power-down functions Low power serial interface with Schmitt-triggered inputs Tiny 8-lead SOT-23 package, low power Fast settling time of 4 μs typically 2.7 V to 5.5 V power supply Low glitch on power-up Unbuffered voltage capable of driving 60 kΩ load SYNC interrupt facility POWER-ON RESET DAC REGISTER BUF VDD AD5062 REF(+) VOUT DAC AGND INPUT CONTROL LOGIC RESISTOR NETWORK 04766-001 POWER-DOWN CONTROL LOGIC APPLICATIONS Process control Data acquisition systems Portable battery-powered instruments Digital gain and offset adjustment Programmable voltage and current sources Programmable attenuators SYNC SCLK DIN DACGND Figure 1. Table 1. Related Devices Part No. AD5061 AD5063 AD5040/AD5060 Description 2.7 V to 5.5 V, 16-bit nanoDAC D/A, 4 LSBs INL, SOT-23. 2.7 V to 5.5 V, 16-bit nanoDAC D/A, 1 LSB INL, MSOP. 2.7 V to 5.5 V, 14-/16-bit nanoDAC D/A, 1 LSB INL, SOT-23. GENERAL DESCRIPTION PRODUCT HIGHLIGHTS The AD5062, a member of ADI’s nanoDAC family, is a low power, single 16-bit unbuffered voltage-out DAC that operates from a single 2.7 V to 5.5 V supply. The part offers a relative accuracy specification of ±1 LSB, and operation is guaranteed monotonic with a ±1 LSB DNL specification. The part uses a versatile 3-wire serial interface that operates at clock rates up to 30 MHz, and is compatible with standard SPI®, QSPI™, MICROWIRE™, and DSP interface standards. The reference for the AD5062 is supplied from an external VREF pin. A reference buffer is also provided on-chip. The part incorporates a poweron reset circuit that ensures the DAC output powers up to zero scale or mid-scale and remains there until a valid write takes place to the device. The part contains a power-down feature that reduces the current consumption of the device to typically 300 nA at 5 V and provides software-selectable output loads while in power-down mode. The part is put into power-down mode over the serial interface. Total unadjusted error for the part is