Datasheet
RoHS Compliance Information
| Size in Kbytes | Date |
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| DAC121C081/ DAC121C085 12-Bit Micro Power Digital-to-Analog Converter with an I2C-Compatible Interface |
689 Kbytes |
13-Mar-08 |
Download |
DAC121C081/ DAC121C085 12-Bit Micro Power Digital-to-Analog Converter with an I2C-Compatible Interface (Japanese)
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1018 Kbytes |
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Package Availability, Models, Samples & Pricing
| Part Number | Package | Factory Lead Time | Models | Samples & Electronic Orders | Budgetary Pricing | Std Pack Size | Package Marking Format |
| Type | Pins | Spec. | MSL Rating | Peak Reflow | RoHS Report | CAD Symbols | Weeks | Qty | Qty | $US each |
| DAC121C08XEB | 12-Bit Micro Power Digital-to-Analog Converter with an I2C-Compatible Interface | Full production | N/A
|
| 1+ | $112.00 | 1 | - |
| 8 weeks | N/A |
| DAC121C081CIMK | TSOT | 6 | NOPB STD | 1 1 | 260 260 | RoHS |
N/A |
Full production | N/A
| 
| 1K+ | $1.15 | reel of 1000 | X84C XTT |
| 6 weeks | N/A |
| DAC121C081CIMKX | TSOT | 6 | NOPB STD | 1 1 | 260 260 | RoHS |
N/A |
Full production | N/A
|
| 1K+ | $1.15 | reel of 3000 | X84C XTT |
| 6 weeks | N/A |
| DAC121C081CISD | LLP | 6 | NOPB STD | 1 1 | 260 260 | RoHS |
N/A |
Full production | N/A
| 
| 1K+ | $1.15 | reel of 1000 | XTT X87 |
| 6 weeks | 1000 |
| DAC121C081CISDX | LLP | 6 | NOPB STD | 1 1 | 260 260 | RoHS |
N/A |
Full production | N/A
|
| 1K+ | $1.15 | reel of 4500 | XTT X87 |
| 6 weeks | N/A |
General Description
The DAC121C081 is a 12-bit, single channel, voltage-output digital-to-analog converter (DAC) that operates from a +2.7V to
5.5V supply. The output amplifier allows rail-to-rail output swing and has an 8.5µsec settling time. The DAC121C081 uses the
supply voltage as the reference to provide the widest dynamic output range and typically consumes 132µA while operating at
5.0V. It is available in 6-lead TSOT and LLP packages and provides three address options (pin selectable).
As an alternative, the DAC121C085 provides nine I
2C addressing options and uses an external reference. It has the same performance and settling time as the DAC121C081. It is
available in an 8-lead MSOP.
The DAC121C081 and DAC121C085 use a 2-wire, I
2C-compatible serial interface that operates in all three speed modes, including high speed mode (3.4MHz). An external address
selection pin allows up to three DAC121C081 or nine DAC121C085 devices per 2-wire bus. Pin compatible alternatives to the
DAC121C081 are available that provide additional address options.
The DAC121C081 and DAC121C085 each have a 16-bit register that controls the mode of operation, the power-down condition, and
the output voltage. A power-on reset circuit ensures that the DAC output powers up to zero volts. A power-down feature reduces
power consumption to less than a microWatt. Their low power consumption and small packages make these DACs an excellent choice
for use in battery operated equipment. Each DAC operates over the extended industrial temperature range of −40°C to +125°C.
The DAC121C081 and DAC121C085 are each part of a family of pin compatible DACs that also provide 8 and 10 bit resolution.
For 8-bit DACs see the DAC081C081 and DAC081C085. For 10-bit DACs see the DAC101C081 and DAC101C085.
Reliability Metrics
| Part Number |
Process |
EFR Reject |
EFR Sample Size |
PPM |
LTA Rejects |
LTA Device Hours |
FITS |
MTTF (Hours) |
|
DAC121C081CIMK | CMOS7 | 0 | 18406 | 0 | 0 | 1089000 | 4 | 309006723
|
|
DAC121C081CIMKX | CMOS7 | 0 | 18406 | 0 | 0 | 1089000 | 4 | 309006723
|
|
DAC121C081CISD | CMOS7 | 0 | 18406 | 0 | 0 | 1089000 | 4 | 309006723
|
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DAC121C081CISDX | CMOS7 | 0 | 18406 | 0 | 0 | 1089000 | 4 | 309006723
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Note: The Early Failure Rates (EFR) were calculated as point estimate PPM based on rejects and sample size for EFR.
The Long Term Failure Rates were calculated
at 60% confidence using the Arrhenius equation at 0.7eV activation energy and derating the assumed stress
temperature of 150°C to an application temperature of 55°C.
For more information on Reliability Metrics, please click here.
[Information as of 7-Nov-2009]
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