JAJSG17D June 2014 – August 2018 MSP430FR5986 , MSP430FR5987 , MSP430FR5988 , MSP430FR5989 , MSP430FR59891 , MSP430FR6987 , MSP430FR6988 , MSP430FR6989 , MSP430FR69891
PRODUCTION DATA.
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
---|---|---|---|---|---|---|---|
fADC12CLK | Frequency for specified performance | For specified performance of ADC12 linearity parameters with ADC12PWRMD = 0.
If ADC12PWRMD = 1, the maximum is 1/4 of the value shown here. |
0.45 | 5.4 | MHz | ||
fADC12CLK | Frequency for reduced performance | Linearity parameters have reduced performance | 32.768 | kHz | |||
fADC12OSC | Internal oscillator(3) | ADC12DIV = 0, fADC12CLK = fADC12OSC from MODCLK | 4 | 4.8 | 5.4 | MHz | |
tCONVERT | Conversion time | REFON = 0, Internal oscillator,
fADC12CLK = fADC12OSC from MODCLK, ADC12WINC = 0 |
2.6 | 3.5 | µs | ||
External fADC12CLK from ACLK, MCLK, or SMCLK, ADC12SSEL ≠ 0 | See (2) | ||||||
tADC12ON | Turnon settling time of the ADC | See (1) | 100 | ns | |||
tADC12OFF | Time ADC must be off before it can be turned on again | tADC12OFF must be met to make sure that tADC12ON time holds. | 100 | ns | |||
tSample | Sampling time | RS = 400 Ω, RI = 4 kΩ,
CI = 15 pF, Cpext= 8 pF(4) |
All pulse sample mode (ADC12SHP = 1) and extended sample mode (ADC12SHP = 0) with buffered reference (ADC12VRSEL = 0x1, 0x3, 0x5, 0x7, 0x9, 0xB, 0xD, 0xF) | 1 | µs | ||
Extended sample mode (ADC12SHP = 0) with unbuffered reference (ADC12VRSEL= 0x0, 0x2, 0x4, 0x6, 0xC, 0xE) | See (5) | µs |
Table 5-26 lists the linearity parameters of the ADC when using an external reference.