mcf51mm256 Freescale Semiconductor, Inc, mcf51mm256 Datasheet - Page 33

• Manufacturer Part Number: mcf51mm256
• Description: 32-bit Coldfire V1 Central Processor Unit
• Manufacturer: Freescale Semiconductor, Inc

1
2
3
3.10
Freescale Semiconductor
Spurious Free
Dynamic
Range
Input Leakage
Error
Temp Sensor
Slope
Temp Sensor
Voltage
Characteristic
All accuracy numbers assume the ADC is calibrated with V
Typical values assume V
and are not tested in production.
1 LSB = (V
#
1 Internal reference startup time
2
3
4
5
6
Average internal reference
frequency
DCO output frequency range -
trimmed
Resolution of trimmed DCO output
frequency at fixed voltage and
temperature
Total deviation of trimmed DCO
output frequency over voltage and
temperature
Acquisition time
MCG and External Oscillator (XOSC) Characteristics
REFH
- V
16-bit differential mode
Avg=32
16-bit single-ended mode
Avg=32
all modes
–40°C – 25°C
25°C – 125°C
25°C
REFL
)/2
DDAD
Table 17. MCG (Temperature Range = –40 to 105
Conditions
Table 16. 16-bit SAR ADC Characteristics full operating range
N
(V
Rating
REFH
= 3.0V, Temp = 25°C, f
= V
1
DDAD
factory trimmed at
VDD=3.0 V and
temp=25°C
user trimmed
Low range (DRS=00)
Mid range (DRS=01)
High range
(DRS=10)
with FTRIM
without FTRIM
over voltage and
temperature
over fixed voltage
and temp range
of 0 - 70 °C
FLL
PLL
2
3
, > 1.8, V
V
Symb
SFDR
TEMP25
E
ADCK
m
1
IL
REFL
=2.0MHz unless otherwise stated. Typical values are for reference only
REFH
= V
75.0
Min
—
—
—
—
=V
Δf
t
t
Symbol
pll_acquire
SSAD
fll_acquire
Δf
dco_res_t
DDAD
f
t
f
dco_t
irefst
int_ft
dco_t
I
≤ 8 MHz) (continued)
In
1.646
1.769
701.2
Typ
92.2
86.2
* R
2
AS
31.25
Min
16
32
40
—
—
—
—
—
—
—
—
°
C Ambient)
Max
—
—
—
—
—
Preliminary Electrical Characteristics
Typical
31.25
± 0.1
± 0.2
± 0.5
±1.0
55
—
—
—
—
—
—
mV/×
Unit
mV
mV
dB
C
39.0625
± 0.2
± 0.4
Max
100
± 2
± 1
20
40
60
—
1
1
C
C
D
D
C
C
characteristics
%f
%f
MHz
Unit
I
kHz
F
(refer to DC
In
ms
μs
Comment
sample
dco
dco
= leakage
current
F
in
)
=
/100
C
D
C
C
C
C
C
C
C
C
C
D
p
33