參數(shù)資料
型號(hào): MSP430CG4619IPZ
廠商: TEXAS INSTRUMENTS INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 8 MHz, RISC MICROCONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁(yè)數(shù): 65/110頁(yè)
文件大小: 1605K
代理商: MSP430CG4619IPZ
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 (TA = 25°C unless otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
3 dB b
d idth
DAC12AMPx = {2, 3, 4}, DAC12SREFx = 2,
DAC12IR = 1, DAC12_xDAT = 800h
40
BW3dB
3-dB bandwidth,
VDC=1.5V, VAC=0.1VPP
(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, RLoad = 3kΩ
fDAC12_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, RLoad = 3kΩ,
DAC12_1DAT = 800h, No Load,
fDAC12_0OUT = 10kHz @ 50/50 duty cycle
2.2 V/3 V
80
dB
NOTE 1: RLOAD = 3 kΩ, CLOAD = 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
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