參數(shù)資料
型號(hào)： MK50DX256ZCMC10
廠商： FREESCALE SEMICONDUCTOR INC
元件分類： 微控制器/微處理器
英文描述： 32-BIT, FLASH, 100 MHz, RISC MICROCONTROLLER, PBGA121
封裝： 8 X 8 MM, MAPBGA-121
文件頁數(shù)： 21/73頁
文件大小： 1006K
代理商： MK50DX256ZCMC10
Table 15. MCG specifications (continued)
Symbol
Description
Min.
Typ.
Max.
Unit
Notes
Iintf
Internal reference (fast clock) current
—
TBD
—
A
tirefstf
Internal reference startup time (fast clock)
—
TBD
s
floc_low
Loss of external clock minimum frequency —
RANGE = 00
(3/5) x
fints_t
—
kHz
floc_high
Loss of external clock minimum frequency —
RANGE = 01, 10, or 11
(16/5) x
fints_t
—
kHz
FLL
ffll_ref
FLL reference frequency range
31.25
—
39.0625
kHz
fdco
DCO output
frequency range
Low range (DRS=00)
640 × ffll_ref
20
20.97
25
MHz
3, 4
Mid range (DRS=01)
1280 × ffll_ref
40
41.94
50
MHz
Mid-high range (DRS=10)
1920 × ffll_ref
60
62.91
75
MHz
High range (DRS=11)
2560 × ffll_ref
80
83.89
100
MHz
fdco_t_DMX3
2
DCO output
frequency
Low range (DRS=00)
732 × ffll_ref
—
23.99
—
MHz
5, 6
Mid range (DRS=01)
1464 × ffll_ref
—
47.97
—
MHz
Mid-high range (DRS=10)
2197 × ffll_ref
—
71.99
—
MHz
High range (DRS=11)
2929 × ffll_ref
—
95.98
—
MHz
Jcyc_fll
FLL period jitter
—
TBD
ps
Jacc_fll
FLL accumulated jitter of DCO output over a 1s
time window
—
TBD
ps
tfll_acquire
FLL target frequency acquisition time
—
1
ms
PLL
fvco
VCO operating frequency
48.0
—
100
MHz
Ipll
PLL operating current
PLL @ 96 MHz (fosc_hi_1 = 8 MHz, fpll_ref =
2 MHz, VDIV multiplier = 48)
—
1060
—
A
Ipll
PLL operating current
PLL @ 48 MHz (fosc_hi_1 = 8 MHz, fpll_ref =
2 MHz, VDIV multiplier = 24)
—
600
—
A
fpll_ref
PLL reference frequency range
2.0
—
4.0
MHz
Table continues on the next page...
Peripheral operating requirements and behaviors
K50 Sub-Family Data Sheet Data Sheet, Rev. 5, 5/2011.
28
Preliminary
Freescale Semiconductor, Inc.
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