SLUSE14B December 2020 – December 2021 BQ76942
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
High-frequency Oscillator | ||||||
fHFO | Operating frequency | 16.78 | MHz | |||
fHFO(ERR) | Frequency error(2) | TA = –20°C to +70°C, includes frequency drift | –3.0 | ±0.25 | 3.0 | % |
TA = –40°C to +85°C, includes frequency drift | –4.0 | ±0.25 | 4.0 | % | ||
fHFO(SU) | Start-up time(1) | TA = –20°C to +85°C, at power-up from SHUTDOWN or exiting DEEPSLEEP mode, oscillator frequency within ±3% of nominal | 4.3 | ms | ||
TA = –20°C to +85°C, cases other than power-up from SHUTDOWN or exiting DEEPSLEEP mode, oscillator frequency within ±3% of nominal | 135 | µs | ||||
Low-frequency Oscillator | ||||||
fLFO | Operating frequency | Full-speed setting | 262.144 | kHz | ||
Low speed setting | 32.768 | kHz | ||||
fLFO(ERR) | Frequency error(2) | TA = –20°C to +70°C, includes frequency drift | –1.5 | ±0.25 | 1.5 | % |
TA = –40°C to +85°C, includes frequency drift | –2.5 | ±0.25 | 2.5 | % | ||
fLFO(FAIL) | Failure detection frequency | Detects oscillator failure if the LFO frequency falls below this level. | 8.5 | 12 | 18 | kHz |