MSP430F533_15 Datasheet, PDF (43/112 Pages) Texas Instruments – Mixed-Signal Microcontrollers

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MSP430F5338, MSP430F5336, MSP430F5335, MSP430F5333
SLAS721D – AUGUST 2010 – REVISED DECEMBER 2015
5.44 12-Bit DAC, Output Specifications
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
No load, VeREF+ = AV_CC,
DAC12_xDAT = 0h, DAC12IR = 1,
DAC12AMPx = 7
V_CC
MIN TYP
0
V_O
Output voltage
range⁽¹⁾ (see
Figure 5-18)
No load, VeREF+ = AV_CC,
DAC12_xDAT = 0FFFh, DAC12IR = 1,
DAC12AMPx = 7
R_Load = 3 kΩ, VeREF+ = AV_CC,
2.2 V, 3 V
AV_CC –
0.05
DAC12_xDAT = 0h, DAC12IR = 1,
0
DAC12AMPx = 7
R_Load = 3 kΩ, VeREF+ = AV_CC,
DAC12_xDAT = 0FFFh, DAC12IR = 1,
DAC12AMPx = 7
AV_CC –
0.13
C_L(DAC12)
Maximum DAC12
load capacitance
2.2 V, 3 V
I_L(DAC12)
Maximum DAC12
load current
DAC12AMPx = 2, DAC12_xDAT = 0FFFh,
V_O/P(DAC12) > AV_CC – 0.3
DAC12AMPx = 2, DAC12_xDAT = 0h,
V_O/P(DAC12) < 0.3 V
R_Load = 3 kΩ, VO/P(DAC12) < 0.3 V,
DAC12AMPx = 2, DAC12_xDAT = 0h
2.2 V, 3 V
–1
150
R_O/P(DAC12)
Output resistance R_Load = 3 kΩ, V_O/P(DAC12) > AV_CC – 0.3 V,
(see Figure 5-18) DAC12_xDAT = 0FFFh
2.2 V, 3 V
150
R_Load = 3 kΩ,
0.3 V ≤ V_O/P(DAC12) ≤ AV_CC – 0.3 V
(1) Data is valid after the offset calibration of the output amplifier.
MAX UNIT
0.005
AV_CC
V
0.1
AV_CC
100 pF
mA
1
250
250 Ω
6
I_Load
DAC12
O/P(DAC12_x)
R_Load
AV_CC
2
C_Load = 100 pF
R_{O/P(DAC12_x)}
Max
Min
0.3
Figure 5-18. DAC12_x Output Resistance Tests
AV_CC – 0.3 V
V_OUT
AV_CC
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Specifications
43
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