参数资料
型号: MAX1246-MAX1247
厂商: Maxim Integrated Products, Inc.
英文描述: +2.7V, Low-Power, 4-Channel, Serial 12-Bit ADCs in QSOP-16
中文描述: 2.7,低功耗,4通道,串行12位ADC在QSOP封装- 16
文件页数: 6/24页
文件大小: 223K
代理商: MAX1246-MAX1247
M
+2.7V, Low-Power, 4-Channel,
S erial 12-Bit ADCs in QS OP-16
6
_______________________________________________________________________________________
2.00
0.50
2.25
2.75
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
1.75
1.25
1.50
1.00
0.75
SUPPLY VOLTAGE (V)
S
3.75
5.25
3.25
4.25
4.75
M
R
L
=
CODE = 101010100000
C
LOAD
= 50pF
MAX1247
MAX1246
C
LOAD
= 20pF
4.0
3.5
0
2.25
2.75
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
3.0
2.5
1.5
2.0
1.0
0.5
V
DD
(V)
S
μ
A
3.75
5.25
3.25
4.25
4.75
M
FULL POWER-DOWN
2.5020
2.4990
2.25
2.75
INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
2.5015
2.5005
2.5010
2.5000
2.4995
V
DD
(V)
V
3.75
5.25
3.25
4.25
4.75
M
0.8
0.9
1.0
1.1
1.2
1.3
-60
-20
20
60
100
140
SUPPLY CURRENT vs. TEMPERATURE
TEMPERATURE
(°C)
S
M
MAX1247
MAX1246
R
LOAD
=
CODE = 101010100000
0
10
20
30
40
50
60
70
FFT PLOT
FREQUENCY (kHz)
A
-120
-100
-80
-60
-40
-20
0
20
M
V
DD
= 2.7V
f
IN
= 10k
f
SAMPLE
= 133k
0
0.4
0.8
1.2
1.6
2.0
-60
-20
20
60
100
140
SHUTDOWN CURRENT
vs. TEMPERATURE
TEMPERATURE
(°C)
S
μ
A
M
2.494
2.495
2.496
2.497
2.498
2.499
2.500
2.501
-60
-20
20
60
100
140
MAX1246
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
TEMPERATURE
(°C)
V
M
V
DD
= 2.7V
V
DD
= 3.6V
11.0
11.2
11.4
11.6
11.8
12.0
1
10
100
EFFECTIVE NUMBER OF BITS
vs. FREQUENCY
M
FREQUENCY (kHz)
E
V
DD
= 2.7V
____________________________Typic al Operating Charac teristic s (c ontinued)
(V
DD
= 3.0V, VREF = 2.500V, f
SCLK
= 2.0MHz, C
LOAD
= 20pF, T
A
= +25°C, unless otherwise noted.)
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