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參數資料
| 型號： | MAX145BMJA |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | ADC |
| 英文描述： | +2.7V, Low-Power, 2-Channel, 108ksps, Serial 12-Bit ADCs in 8-Pin レMAX |
| 中文描述： | 2-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, CDIP8 |
| 封裝： | CERAMIC, DIP-8 |
| 文件頁數： | 5/16頁 |
| 文件大小： | 240K |
| 代理商： | MAX145BMJA |
M
+2.7V, Low-Power, 2-Channel, 108ksps,
S erial 12-Bit ADCs in 8-Pin μMAX
_______________________________________________________________________________________
5
500
700
900
1100
1300
1500
2.5
3.0
3.5
SUPPLY VOLTAGE (V)
4.0
4.5
5.5
5.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
M
S
μ
A
V
REF
= V
DD
R
L
=
∞
C
= 50pF
CODE = 101010100000
0
200
400
600
800
1000
-60
20 40
TEMPERATURE (°C)
-20 0
-40
60 80 100 120 140
SHUTDOWN CURRENT
vs. TEMPERATURE
M
S
V
REF
= V
DD
500
750
1250
1000
1500
-60
-20 0
20 40
TEMPERATURE (°C)
-40
60 80 100 120 140
SUPPLY CURRENT
vs. TEMPERATURE
M
S
μ
A
V
REF
= V
DD
R
L
=
∞
C
= 50pF
CODE = 101010100000
0
200
400
600
800
1000
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
M
SUPPLY VOLTAGE (V)
S
2.5
3.0
3.5
4.0
4.5
5.5
5.0
V
REF
= V
DD
Typic al Operating Charac teristic s
(V
DD
= +3.0V, V
REF
= 2.5V, 0.1μF at REF, f
SCLK
= 2.17MHz, 16 clocks/conversion cycle (108ksps), CH- = GND for MAX145, T
A
= +25°C,
unless otherwise noted.)
SUPPLY CURRENT vs.
SAMPLING RATE
M
SAMPLING RATE (sps)
S
μ
A
10,000
0.1
1
10
100
1000
0.1
100
1k
10k
1
10
100k
V
DD
= V
REF
C
L
= 20pF
CODE = 101010100000
0
0.2
0.4
0.6
0.8
1.0
2.5
3.0
3.5
SUPPLY VOLTAGE (V)
4.0
4.5
5.0
5.5
OFFSET ERROR
vs. SUPPLY VOLTAGE
M
O
0
-60
0.2
0.1
0.4
0.3
0.6
0.5
0.7
0.9
0.8
1.0
OFFSET ERROR
vs. TEMPERATURE
M
TEMPERATURE (°C)
O
-10
15
-35
40
65
90
115 140
-0.5
-0.3
-0.4
-0.1
-0.2
0.1
0
0.2
0.4
0.3
0.5
2.5
3.5
3.0
4.0
4.5
5.0
5.5
GAIN ERROR
vs. SUPPLY VOLTAGE
M
V
DD
(V)
G
-0.5
-0.3
-0.4
-0.1
-0.2
0.1
0
0.2
0.4
0.3
0.5
GAIN ERROR
vs. TEMPERATURE
M
G
TEMPERATURE (°C)
-60
-10
15
-35
40
65
90
115 140
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