Note: Unless otherwise indicated, TA
參數(shù)資料
型號(hào): MCP4812-E/MS
廠商: Microchip Technology
文件頁數(shù): 3/19頁
文件大?。?/td> 0K
描述: DAC 10BIT DUAL SPI/VREF 8MSOP
標(biāo)準(zhǔn)包裝: 100
設(shè)置時(shí)間: 4.5µs
位數(shù): 10
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 2
電壓電源: 單電源
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 8-MSOP
包裝: 管件
輸出數(shù)目和類型: 2 電壓,單極;2 電壓,雙極
采樣率(每秒): *
產(chǎn)品目錄頁面: 673 (CN2011-ZH PDF)
2010 Microchip Technology Inc.
DS22249A-page 11
MCP4802/4812/4822
Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V, VREF = 2.048V, Gain = 2x, RL = 5 k, CL = 100 pF.
FIGURE 2-13:
Output Noise Voltage
Density (VREF Noise Density) vs. Frequency.
Gain = 1x.
FIGURE 2-14:
Output Noise Voltage
(VREF Noise Voltage) vs. Bandwidth. Gain = 1x.
FIGURE 2-15:
IDD vs. Temperature and VDD.
FIGURE 2-16:
IDD Histogram (VDD = 2.7V).
FIGURE 2-17:
IDD Histogram (VDD = 5.0V).
1.E-07
1.E-06
1.E-05
1.E-04
1E-1
1E+0 1E+1 1E+2 1E+3 1E+4 1E+5
Frequency (Hz)
O
u
tp
u
tN
o
ise
V
o
lt
ag
e
D
en
si
ty
(
V
/
Hz)
0.1
1
10
100
1k
10k
100k
100
10
1
0.1
1.E-05
1.E-04
1.E-03
1.E-02
1E+2
1E+3
1E+4
1E+5
1E+6
Bandwidth (Hz)
O
u
tpu
tN
o
ise
V
o
lt
ag
e
(m
V
)
100
1k
10k
100k
1M
Eni (in VRMS)
10.0
1.00
0.10
0.01
Eni (in VP-P)
Maximum Measurement Time = 10s
180
200
220
240
260
280
300
320
340
-40
-20
0
20406080
100
120
Ambient Temperature (°C)
I DD
(
A)
VDD
5.5V
4.0V
5.0V
3.0V
2.7V
0
5
10
15
20
25
380
385
390
395
400
405
410
415
420
425
430
435
440
IDD (A)
Occurrence
0
2
4
6
8
10
12
14
16
18
20
22
385
390
395
400
405
410
415
420
425
430
435
IDD (A)
Occurrence
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