56.5.4 Digital-to-Analog Converter (DAC) Characteristics (125°C)
Symbol | Parameters | Conditions | Min. | Typ. | Max. | Unit |
---|---|---|---|---|---|---|
INL |
Integral Non Linearity, | i12clk = 12 MHz, VDDANA = 3.0V, External Ref. = 2.0V, CLOAD = 50 pF | - | ±2.4 | ±4.1 | LSB |
i12clk = 12 MHz, VDDANA = 3.0V, Internal Ref , CLOAD = 50 pF | - | ±3.2 | ±4.2 | |||
DNL |
Differential Non Linearity, | i12clk = 12 MHz, VDDANA = 3.0V,External Ref. = 2.0V, CLOAD = 50 pF | - | ±2.4 | ±4.5 | LSB |
i12clk = 12 MHz, VDDANA = 3.0V, Internal Ref , CLOAD = 50 pF | - | ±3.5 | ±5.4 | |||
Gerr | Gain Error | External Reference voltage | - | ±0.4 | ±1.9 | % FSR |
1.0V Internal Reference voltage | - | ±0.8 | ±8.5 | |||
Offerr | Offset Error | External Reference voltage | - | ±13 | ±47 | mV |
1.0V Internal Reference voltage | - | ±8 | ±79 | |||
ENOB | Effective Number of Bits | Fs = 1Ms/s - External Ref - CCTRL=0x2 | 9.9 | 10.7 | 10.9 | dB |
SNR | Signal to Noise ratio | 63.5 | 68.6 | 72.6 | ||
THD | Total Harmonic Distortion | -79.1 | -72.5 | -61.0 |
Note:
- These values are based on characterization. These values are not covered by test limits in production.
Symbol | Parameters | Conditions | Min. | Typ. | Max. | Unit |
---|---|---|---|---|---|---|
INL |
Integral Non Linearity, | i12clk = 12 MHz, VDDANA = 3.0V External Ref. = 2.0V, CLOAD = 50 pF | - | ±2.7 | ±6.0 | LSB |
i12clk = 12 MHz VDDANA = 3.0V, Internal Ref , CLOAD = 50 pF | - | ±5.2 | ±11.2 | |||
DNL |
Differential Non Linearity, | i12clk = 12 MHz, VDDANA = 3.0V External Ref = 2.0V, CLOAD = 50 pF | - | ±3.5 | ±8.1 | LSB |
i12clk = 12 MHz VDDANA = 3.0V, Internal Ref, CLOAD = 50 pF | - | ±6.4 | ±12.1 | |||
Gerr | Gain Error | External Reference voltage | - | ±0.3 | ±1.6 | % FSR |
1.0V Internal Reference voltage | - | ±0.8 | ±8.6 | |||
Offerr | Offset Error | External Reference voltage | - | ±7 | ±25.5 | mV |
1.0V Internal Reference voltage | - | ±2 | ±19 | |||
ENOB | Effective Number of Bits | Fs = 1Ms/s - External Ref - CCTRL=0x2 | 9.1 | 10.3 | 10.7 | dB |
SNR | Signal to Noise ratio | 63.5 | 68.6 | 72.6 | ||
THD | Total Harmonic Distortion | -79.1 | -72.8 | -61.0 |
Note:
- These values are based on characterization. These values are not covered by test limits in production.
Symbol | Parameters | Conditions | TA | Min. | Typ. | Max. | Unit |
---|---|---|---|---|---|---|---|
IDDANA | Differential Mode, DC supply current, 2 output channels - without load | fs = 1 Msps, CCTR L= 0x2, VREF > 2.4V, VDD= 3.3V | Max. 125°C Typ. 25°C | - | 384 | 634 | µA |
fs = 10 ksps, CCTRL = 0x0, VREF < 2.4V, VDD= 3.3V | - | 283 | 482 | ||||
Single-Ended Mode, DC supply current, 2 output channels - without load | fs = 1 Msps, CCTRL = 0x2, VREF > 2.4V, VDD = 3.3V | - | 306 | 517 | µA | ||
fs = 10 ksps, CCTRL = 0x0, VREF < 2.4V, VDD = 3.3V | - | 230 | 389 |