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DAC121S101CIMK 데이터시트(PDF) 1 Page - Texas Instruments |
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DAC121S101CIMK 데이터시트(HTML) 1 Page - Texas Instruments |
1 / 37 page POWER-ON RESET DAC REGISTER INPUT CONTROL LOGIC 12-BIT DAC 12 12 POWER-DOWN CONTROL LOGIC BUFFER 1k 100k SCLK DIN SYNC REF(+) REF(-) VA GND DAC121S101 VOUT Product Folder Sample & Buy Technical Documents Tools & Software Support & Community DAC121S101, DAC121S101-Q1 SNAS265J – JUNE 2005 – REVISED SEPTEMBER 2015 DAC121S101/-Q1 12-Bit Micro Power, RRO Digital-to-Analog Converter 1 Features 3 Description The DAC121S101 device is a full-featured, general- 1 • DAC121S101-Q1 is AEC-Q100 Grade 1 Qualified purpose, 12-bit voltage-output digital-to-analog and is Manufactured on an Automotive Grade converter (DAC) that can operate from a single 2.7-V Flow. to 5.5-V supply and consumes just 177 µA of current • Ensured Monotonicity at 3.6 V. The on-chip output amplifier allows rail-to- rail output swing and the three wire serial interface • Low Power Operation operates at clock rates up to 30 MHz over the • Rail-to-Rail Voltage Output specified supply voltage range and is compatible with • Power-on Reset to Zero Volts Output standard SPI™, QSPI, MICROWIRE and DSP • Wide Temperature Range of −40°C to +125°C interfaces. Competitive devices are limited to 20-MHz clock rates at supply voltages in the 2.7 V to 3.6 V • Wide Power Supply Range of 2.7 V to 5.5 V range. • Small Packages The supply voltage for the DAC121S101 serves as its • Power Down Feature voltage reference, providing the widest possible • Key Specifications output dynamic range. A power-on reset circuit – 12-Bit Resolution ensures that the DAC output powers up to zero volts and remains there until there is a valid write to the – DNL -0.15, +0.25 LSB (Typical) device. A power-down feature reduces power – 8-µs Output Settling Time (Typical) consumption to less than a microWatt. – 4-mV Zero Code Error (Typical) The low power consumption and small packages of – Full-Scale Error at −0.06 %FS (Typical) the DAC121S101 make it an excellent choice for use – 0.64-mW (3.6-V) / 1.43-mW (5.5-V) Normal in battery operated equipment. Mode Power Consumption (Typical) Device Information(1) – 0.14-µW (3.6-V) / 0.39-µW (5.5-V) Power- PART NUMBER PACKAGE BODY SIZE (NOM) Down Mode (Typical) SOT (6) 2.90 mm × 1.60 mm DAC121S101 2 Applications VSSOP (8) 3.00 mm × 3.00 mm DAC121S101-Q1 SOT (6) 2.90 mm × 1.60 mm • Battery-Powered Instruments (1) For all available packages, see the orderable addendum at • Digital Gain and Offset Adjustment the end of the data sheet. • Programmable Voltage and Current Sources • Programmable Attenuators • Automotive Simplified Block Diagram DNL vs. Output Code 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. |
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