Freescale Semiconductor Tower System Module S12G240 TWR-S12G240 TWR-S12G240 Data Sheet
Product codes
TWR-S12G240
Electrical Characteristics
MC9S12G Family Reference Manual,
Rev.1.23
1224
Freescale Semiconductor
Figure A-3. Input Offset and Hysteresis
A.6
DAC Characteristics
This section describes the electrical characteristics of the digital to analog converter.
Table A-33. Static Electrical Characteristics - DAC_8B5V
Characteristics noted under conditions 3.13V <= VDDA <= 5.5V>, -40˚C < Tj < 150˚C >, VRH=VDDA, VRL=VSSA
unless otherwise noted. Typical values noted reflect the approximate parameter mean at T
unless otherwise noted. Typical values noted reflect the approximate parameter mean at T
A
= 25˚C under nominal
conditions unless otherwise noted.
Num
C
Ratings
Symbol
Min
Typ
Max
Unit
1
D
P
P
P
P
Supply Current of DAC_8B5V
buffer disabled
buffer enabled FVR=0 DRIVE=1
buffer enabled FVR=1 DRIVE=0
buffer disabled
buffer enabled FVR=0 DRIVE=1
buffer enabled FVR=1 DRIVE=0
I
buf
-
-
-
-
-
-
365
215
215
5
800
800
800
µA
2
D
P
P
Reference current
reference disabled
reference enabled
reference disabled
reference enabled
I
ref
-
-
50
1
150
µA
3
D
Resolution
8
bit
4
C
Relative Accuracy
@ amplifier output
INL
-0.5
+0.5
LSB
5
P
Differential Nonlinearity
@ amplifier output
DNL
-0.5
+0.5
LSB
6
D
DAC Range A (FVR bit = 1)
V
out
0...255/256(VRH-VRL)+VRL
V
7
D
DAC Range B (FVR bit = 0
V
out
32...287/320(VRH-VRL)+VRL
V
Offset
Hysteresis
ACMPM
ACMPP
ACMPO
V
t