IN (V) R M S N o is e (n V ) 1000 900 800 700 600 500 400 300 200 100 0 2.5 2.5 2.0 1.5 0." />
參數(shù)資料
型號(hào): ADS1234IPWG4
廠商: Texas Instruments
文件頁(yè)數(shù): 3/39頁(yè)
文件大?。?/td> 0K
描述: IC ADC 24BIT BRDG SENSOR 28TSSOP
產(chǎn)品培訓(xùn)模塊: Data Converter Basics
視頻文件: Nuts and Bolts of the Delta-Sigma Converter
標(biāo)準(zhǔn)包裝: 50
位數(shù): 24
采樣率(每秒): 10,80
數(shù)據(jù)接口: 串行
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 4.3mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 28-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 28-TSSOP
包裝: 管件
輸入數(shù)目和類型: 4 個(gè)單端,單極;2 個(gè)差分,雙極
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V
IN (V)
R
M
S
N
o
is
e
(n
V
)
1000
900
800
700
600
500
400
300
200
100
0
2.5
2.5 2.0 1.5
0.5
1.0
0
0.5
1.5
2.0
PGA = 1
Data Rate = 10SPS
V
IN (mV)
R
M
S
N
o
is
e
(n
V
)
50
45
40
35
30
25
20
15
10
5
0
19
19 14.25 9.5 4.75
4.75
0
9.5
14.25
PGA = 128
Data Rate = 10SPS
V
IN (V)
IN
L
(p
p
m
o
f
F
S
R
)
IN
L
(
V
)
5
4
3
2
1
0
1
2
3
4
5
25
20
15
10
5
0
5
10
15
20
25
2.5
2.5 2.0 1.5
0.5
1.0
0
0.5
1.5
2.0
PGA = 1
V
IN (mV)
IN
L
(p
p
m
o
f
F
S
R
)
IN
L
(n
V
)
10
8
6
4
2
0
2
4
6
8
10
390.625
312.5
234.375
156.25
78.125
0
78.125
156.25
234.375
312.5
390.625
19
19 14.25 9.5 4.75
4.75
0
9.5
14.25
PGA = 128
Temperature (
_C)
A
n
a
lo
g
C
u
rr
e
n
t
(
A
)
2000
1600
1200
800
400
0
110
50
30
10
30
50
70
90
Normal Mode, PGA = 64, 128
Normal Mode, PGA = 1, 2
Temperature (
_C)
D
ig
it
a
l
C
u
rr
e
n
t
(
A
)
120
100
80
60
40
20
0
110
50
30
10
30
50
70
90
Normal Mode, PGA = 64, 128
Normal Mode, PGA = 1, 2
Sleep Mode, All PGAs
SBAS350F – JUNE 2005 – REVISED FEBRUARY 2008
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, AVDD = DVDD = VREFP = 5V, and VREFN = AGND, unless otherwise noted.
NOISE vs INPUT SIGNAL
Figure 19.
Figure 20.
INTEGRAL NONLINEARITY
vs INPUT SIGNAL
Figure 21.
Figure 22.
ANALOG CURRENT
DIGITAL CURRENT
vs TEMPERATURE
Figure 23.
Figure 24.
Copyright 2005–2008, Texas Instruments Incorporated
11
Product Folder Link(s): ADS1232 ADS1234
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