Datasheet

Table 54. MCG specifications (continued)
Symbol Description Min. Typ. Max. Unit Notes
Δf
dco_t
Total deviation of trimmed average DCO output
frequency over fixed voltage and temperature
range of 0–70°C
— ± 0.5 ± 1 %f
dco
1
f
intf_ft
Internal reference frequency (fast clock) —
factory trimmed at nominal VDD and 25°C
— 4 — MHz
f
intf_t
Internal reference frequency (fast clock) — user
trimmed at nominal VDD and 25 °C
3 — 5 MHz
I
intf
Internal reference (fast clock) current — 25 — µA
t
irefsts
[L: ] Internal reference startup time (fast clock) — 10 15 µs
f
loc_low
Loss of external clock minimum frequency —
RANGE = 00
ext clk freq: above (3/5)f
int
never reset
ext clk freq: between (2/5)fint and (3/5)f
int
maybe
reset (phase dependency)
ext clk freq: below (2/5)f
int
always reset
(3/5) x
f
ints_t
— — kHz
f
loc_high
Loss of external clock minimum frequency —
RANGE = 01, 10, or 11
ext clk freq: above (16/5)f
int
never reset
ext clk freq: between (15/5)f
int
and (16/5)f
int
maybe reset (phase dependency)
ext clk freq: below (15/5)f
int
always reset
(16/5) x
f
ints_t
— — kHz
FLL
f
fll_ref
FLL reference frequency range 31.25 — 39.0625 kHz
f
dco_ut
DCO output
frequency range
— untrimmed
Low range
(DRS=00, DMX32=0)
640 × f
ints_ut
16.0 23.04 26.66 MHz 2
Mid range
(DRS=01, DMX32=0)
1280 × f
ints_ut
32.0 46.08 53.32
Mid-high range
(DRS=10, DMX32=0)
1920 × f
ints_ut
48.0 69.12 79.99
High range
(DRS=11, DMX32=0)
2560 × f
ints_ut
64.0 92.16 106.65
Low range
(DRS=00, DMX32=1)
732 × f
ints_ut
18.3 26.35 30.50
Mid range 36.6 52.70 60.99
Table continues on the next page...
Electrical characteristics
Kinetis KL82 Microcontroller, Rev. 3, 08/2016
89
NXP Semiconductors