SPRSP57E april 2020 – june 2023 DRA821U , DRA821U-Q1
PRODUCTION DATA
Refer to the PDF data sheet for device specific package drawings
Figure 7-35 shows the recommended oscillator connections when WKUP_LF_CLKIN is connected to an LVCMOS square-wave digital clock source.
Table 7-25 details the WKUP_LF_CLKIN input clock timing requirements..
NAME | DESCRIPTION | MIN | TYP | MAX | UNIT | ||
---|---|---|---|---|---|---|---|
CK0 | 1 / tc(WKUP_LF_CLKIN) | Frequency, WKUP_LF_CLKIN | 32768 | Hz | |||
CK1 | tw(WKUP_LF_CLKIN) | Pulse duration, WKUP_LF_CLKIN low or high | 0.45*P(1) | 0.55*P(1) | ns |