MK20DN512ZVMB10 FREESCALE [Freescale Semiconductor, Inc], MK20DN512ZVMB10 Datasheet - Page 26

• Manufacturer Part Number: MK20DN512ZVMB10
• Description: K20 Sub-Family Data Sheet
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Peripheral operating requirements and behaviors
6.2 System modules
There are no specifications necessary for the device's system modules.
6.3 Clock modules
6.3.1 MCG specifications
26
TCLK
TRST
Δ
Symbol
f
fdco_res_t
Δf
f
loc_high
f
loc_low
f
f
f
ints_ft
intf_ft
ints_t
I
intf_t
I
ints
dco_t
intf
Internal reference frequency (slow clock) —
factory trimmed at nominal VDD and 25 °C
Internal reference frequency (slow clock) — user
trimmed
Internal reference (slow clock) current
Resolution of trimmed average DCO output
frequency at fixed voltage and temperature —
using SCTRIM and SCFTRIM
Total deviation of trimmed average DCO output
frequency over fixed voltage and temperature
range of 0–70°C
Internal reference frequency (fast clock) —
factory trimmed at nominal VDD and 25°C
Internal reference frequency (fast clock) — user
trimmed at nominal VDD and 25 °C
Internal reference (fast clock) current
Loss of external clock minimum frequency —
RANGE = 00
Loss of external clock minimum frequency —
RANGE = 01, 10, or 11
Description
J13
K20 Sub-Family Data Sheet Data Sheet, Rev. 6, 9/2011.
Table 15. MCG specifications
Table continues on the next page...
Figure 8. TRST timing
J14
(16/5) x
(3/5) x
31.25
f
f
Min.
ints_t
ints_t
—
—
—
—
—
—
3
32.768
± 0.3
± 1.5
Typ.
20
25
—
—
—
—
4
± 0.6
± 4.5
Max.
38.2
—
—
—
—
—
—
5
Freescale Semiconductor, Inc.
%f
%f
MHz
MHz
Unit
kHz
kHz
kHz
kHz
µA
µA
dco
dco
Notes
1
1