System modules
Table 28. DAC Parameters (continued)
Parameter
Conditions/Comments
Range of input digital words:
410 to 3891 ($19A - $F33)
5% to 95% of full range
Symbol
Min
Typ
Max
Unit
Integral non-linearity2
INL
—
+/- 3
+/- 4
LSB3
Differential non-
linearity2
Range of input digital words:
410 to 3891 ($19A - $F33)
5% to 95% of full range
DNL
—
+/- 0.8
+/- 0.9
LSB3
Monotonicity
Offset error2
> 6 sigma monotonicity,
< 3.4 ppm non-monotonicity
Range of input digital words:
410 to 3891 ($19A - $F33)
5% to 95% of full range
guaranteed
+ 25
—
VOFFSET
—
—
+ 35
mV
Gain error2
Range of input digital words: 410 to
3891 ($19A - $F33) 5% to 95% of
full range
EGAIN
+/- 0.5
—
+/- 1.5
%
V
DAC Output
Output voltage range Within 40 mV of either VSSA or VDDA
VOUT
VSSA
0.04 V
+
VDDA - 0.04
V
AC Specifications
SNR
Signal-to-noise ratio
—
—
85
—
—
dB
dB
Spurious free dynamic
range
SFDR
-72
Effective number of bits
ENOB
—
11
—
bits
1. Settling time is swing range from VSSA to VDDA
2. No guaranteed specification within 5% of VDDA or VSSA
3. LSB = 0.806mV
8.5.4 CMP and 6-bit DAC electrical specifications
Table 29. Comparator and 6-bit DAC electrical specifications
Symbol
VDD
Description
Min.
2.7
Typ.
—
Max.
3.6
Unit
V
Supply voltage
IDDHS
IDDLS
VAIN
Supply current, High-speed mode (EN=1, PMODE=1)
Supply current, low-speed mode (EN=1, PMODE=0)
Analog input voltage
—
—
200
20
μA
μA
V
—
—
VSS – 0.3
—
—
VDD
20
VAIO
Analog input offset voltage
—
mV
Table continues on the next page...
MC56F8455x Advance Information Data Sheet, Rev. 2, 06/2012.
48
Freescale Semiconductor, Inc.
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