MSP430xG461x
MIXED SIGNAL MICROCONTROLLER
SLAS508I − APRIL 2006 − REVISED MARCH 2011
58
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted)
Conversion 1
Conversion 2
VOUT
Conversion 3
10%
tSRLH
tSRHL
90%
10%
90%
Figure 31. Slew Rate Testing
12-bit DAC, dynamic specifications continued (T
A
= 25
°
C unless otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
MIN
TYP
MAX
UNIT
3 dB b
d idth
DAC12AMPx = {2, 3, 4}, DAC12SREFx = 2,
DAC12IR = 1, DAC12_xDAT = 800h
40
BW
−3dB
3-dB bandwidth,
V
DC
=1.5V, V
AC
=0.1V
PP
(see Figure 32)
DAC12AMPx = {5, 6}, DAC12SREFx = 2,
DAC12IR = 1, DAC12_xDAT = 800h
2.2 V/3 V
180
kHz
(see Figure 32)
DAC12AMPx = 7, DAC12SREFx = 2,
DAC12IR = 1, DAC12_xDAT = 800h
550
DAC12_0DAT = 800h, No Load,
DAC12_1DAT = 80h<−>F7Fh, R
Load
= 3k
Ω
f
DAC12_1OUT
= 10kHz @ 50/50 duty cycle
2 2 V/3 V
−80
dB
Channel-to-channel crosstalk
(see Note 1 and Figure 33)
DAC12_0DAT = 80h<−>F7Fh, R
Load
= 3k
Ω
,
DAC12_1DAT = 800h, No Load,
f
DAC12_0OUT
= 10kHz @ 50/50 duty cycle
2.2 V/3 V
−80
dB
NOTE 1: R
LOAD
= 3 k
Ω
, C
LOAD
= 100 pF
VeREF+
AC
DC
RLoad
AVCC
CLoad = 100pF
2
ILoad
DAC12_x
DACx
= 3 k
Ω
Figure 32. Test Conditions for 3-dB Bandwidth Specification
DAC12_xDAT 080h
V OUT
fToggle
7F7h
V DAC12_yOUT
080h
7F7h
080h
V DAC12_xOUT
e
REF+
RLoad
AVCC
CLoad = 100pF
2
ILoad
DAC12_1
RLoad
AVCC
CLoad = 100pF
2
ILoad
DAC12_0
DAC0
DAC1
V
Figure 33. Crosstalk Test Conditions
Summary of Contents for MSP430CG4616IPZ
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