SLAS272H July 2000 – May 2018 MSP430F133 , MSP430F135 , MSP430F147 , MSP430F1471 , MSP430F148 , MSP430F1481 , MSP430F149 , MSP430F1491
PRODUCTION DATA.
| PARAMETER | TEST CONDITIONS | VCC | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|---|
| VREF+ | Positive built-in reference voltage output | REF2_5V = 1 for 2.5 V,
IVREF+ ≤ IVREF+(max) |
3 V | 2.4 | 2.5 | 2.6 | V |
| REF2_5V = 0 for 1.5 V,
IVREF+ ≤ IVREF+(max) |
2.2 V, 3 V | 1.44 | 1.5 | 1.56 | |||
| AVCC(min) | AVCC minimum voltage, positive built-in reference active | REF2_5V = 0, IVREF+ ≤ 1 mA | 2.2 | V | |||
| REF2_5V = 1, IVREF+ ≤ 0.5 mA | VREF+ + 0.15 | ||||||
| REF2_5V = 1, IVREF+ ≤ 1 mA | VREF+ + 0.15 | ||||||
| IVREF+ | Load current out of VREF+ terminal | 2.2 V | 0.01 | –0.5 | mA | ||
| 3 V | –1 | ||||||
| IL(VREF)+ | Load-current regulation, VREF+ terminal(3) | IVREF+ = 500 µA ±100 µA,
Analog input voltage ≈ 0.75 V, REF2_5V = 0 |
2.2 V | ±2 | LSB | ||
| 3 V | ±2 | ||||||
| IVREF+ = 500 µA ±100 µA,
Analog input voltage ≈ 1.25 V, REF2_5V = 1 |
3 V | ±2 | LSB | ||||
| IDL(VREF)+ | Load-current regulation, VREF+ terminal(4) | IVREF+ = 100 µA to 90 µA,
CVREF+ = 5 µF, VAx ≈ 0 5 × VREF+, Error of conversion result ≤ 1 LSB |
3 V | 20 | ns | ||
| CVREF+ | Capacitance at VREF+ terminal(1) | REFON = 1,
0 mA ≤ IVREF+ ≤ IVREF+(max) |
2.2 V, 3 V | 5 | 10 | µF | |
| TREF+ | Temperature coefficient of built-in reference(3) |
IVREF+ is constant in the range of 0 mA ≤ IVREF+ ≤ 1 mA |
2.2 V, 3 V | ±100 | ppm/°C | ||
| tREFON | Settling time of reference voltage(2)(3) (see Figure 5-13) | IVREF+ = 0.5 mA, CVREF+ = 10 µF,
VVREF+ = 1.5 V, VAVCC = 2.2 V |
17 | ms | |||
Figure 5-13 Typical Settling Time of Internal Reference (tREFON) vs External Capacitor on VREF+
Figure 5-14 Supply Voltage and Reference Voltage Design, VREF−/VeREF− External Supply
Figure 5-15 Supply Voltage and Reference Voltage Design, VREF-/VeREF- = AVSS, Internally Connected