38.6.4 Digital to Analog Converter (DAC) Characteristics

Table 38-15. Operating Conditions
SymbolParameterConditionsMin.Typ.Max.Units
VDDANAAnalog supply voltage-1.62-3.63V
AVREFExternal reference voltage-1.0-VDDANA-0.6V
INT1V(3)--1-V
VDDANA--VDDANA-V
Linear output voltage range-0.05-VDDANA-0.05V
Minimum resistive load-5--kΩ
Maximum capacitance load---100pF
IDDDC supply current(2)Voltage pump disabled-160245μA
Note:
  1. These values are based on specifications otherwise noted.
  2. These values are based on characterization, and are not covered by test limits in production.
  3. It is the buffered internal reference of 1.0V derived from the internal 1.1V bandgap reference.
Table 38-16. Clock and Timing
SymbolParameterConditionsMin.Typ.Max.Units
Conversion rateCload = 100 pF

Rload > 5 kΩ

Normal mode--350ksps
For ΔDATA = +/-1--1000
Startup timeVDDNA > 2.6V--2.85μs
VDDNA < 2.6V--10μs
Note:
  1. These values are based on simulation, and are not covered by test limits in production or characterization.
Table 38-17. Accuracy Characteristics
SymbolParameterConditionsMin.Typ.Max.Units
RESInput resolution---10Bits
INLIntegral non-linearityVREF = Ext 1.0VVDD = 1.6V0.70.752.0LSB
VDD = 3.6V0.60.651.5
VREF = VDDANAVDD = 1.6V0.60.852.0
VDD = 3.6V0.50.81.5
VREF = INT1VVDD = 1.6V0.50.751.5
VDD = 3.6V0.70.81.5
DNLDifferential non-linearityVREF = Ext 1.0VVDD = 1.6V+/-0.3+/-0.4+/-1.0LSB
VDD = 3.6V+/-0.25+/-0.4+/-0.75
VREF = VDDANAVDD = 1.6V+/-0.4+/-0.55+/-1.5
VDD = 3.6V+/-0.2+/-0.3+/-0.75
VREF = INT1VVDD = 1.6V+/-0.5+/-0.7+/-1.5
VDD = 3.6V+/-0.4+/-0.7+/-1.5
GEGain errorExt. VREF+/-0.5+/-5+/-12mV
OEOffset errorExt. VREF+/-2+/-1.5+/-8mV
Note:
  1. All values measured using a conversion rate of 35 ksps.