K20P104M100SF2 Freescale Semiconductor, K20P104M100SF2 Datasheet - Page 42

• Manufacturer Part Number: K20P104M100SF2
• Description: K20 Sub-Family
• Manufacturer: Freescale Semiconductor

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Peripheral operating requirements and behaviors
1. The DAC reference can be selected to be VDDA or the voltage output of the VREF module (VREFO)
2. A small load capacitance (47 pF) can improve the bandwidth performance of the DAC
6.6.3.2 12-bit DAC operating behaviors
42
I
I
DDA_DACLP
t
t
DDA_DACH
V
Symbol
CCDACHP
V
CCDACLP
V
t
Symbol
t
PSRR
DACHP
DACLP
OFFSET
dacouth
DNL
DNL
Rop
dacoutl
T
T
INL
E
A
C
n
P
CO
GE
I
G
C
L
L
Resolution
Supply current — low-power mode
Supply current — high-speed mode
Full-scale settling time (0x080 to 0xF7F) — low-
power mode
Full-scale settling time (0x080 to 0xF7F) — high-
power mode
Code-to-code settling time (0xBF8 to 0xC08) —
low-power mode
Code-to-code settling time (0xBF8 to 0xC08) —
high-speed mode
DAC output voltage range low — high-speed
mode, no load, DAC set to 0x000
DAC output voltage range high — high-speed
mode, no load, DAC set to 0xFFF
Integral non-linearity error — high speed mode
Differential non-linearity error — V
Differential non-linearity error — V
FO (1.15 V)
Offset error
Gain error
Power supply rejection ratio, V
Temperature coefficient offset voltage
Temperature coefficient gain error
Offset aging coefficient
Output resistance load = 3 kΩ
Description
Output load capacitance
Output load current
Desciption
Table 28. 12-bit DAC operating requirements (continued)
K20 Sub-Family Data Sheet Data Sheet, Rev. 1, 11/2010.
Table 29. 12-bit DAC operating behaviors
DDA
Table continues on the next page...
DACR
DACR
> = 2.4 V
> 2 V
= VRE‐
Preliminary
V
−100
±0.5
±0.5
±0.4
±0.1
Min.
DACR
12
±3
60
—
—
—
—
—
—
—
—
—
1
0
Min.
—
—
TBD
TBD
TBD
Typ.
100
100
15
—
—
—
—
—
—
—
—
—
—
—
—
Max.
100
1
V
Max.
TBD
±0.8
±0.6
150
700
200
250
DACR
12
30
±8
±1
±1
90
—
—
—
—
5
Freescale Semiconductor, Inc.
Unit
mA
pF
ppm of
%FSR
%FSR
FSR/C
μV/yr
μV/C
LSB
LSB
LSB
Unit
mV
mV
μA
μA
dB
μs
μs
μs
μs
Ω
b
Notes
Notes
2
1
1
1
1
2
3
4
5
5
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