MAX1246 Maxim, MAX1246 Datasheet - Page 7

• Manufacturer Part Number: MAX1246
• Description: +2.7V / Low-Power / 4-Channel / Serial 12-Bit ADCs in QSOP-16
• Manufacturer: Maxim

(V
____________________________Typical Operating Characteristics (continued)
DD
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
= 3.0V, VREF = 2.500V, f
0
0
-55
2.25
-30
OFFSET vs. SUPPLY VOLTAGE
2.75
OFFSET vs. TEMPERATURE
-5
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
3.25
TEMPERATURE (˚C)
CHANNEL-TO-CHANNEL OFFSET MATCHING
0
2.25
20
_______________________________________________________________________________________
V
DD
3.75
45
2.75
(V)
70
vs. SUPPLY VOLTAGE
4.25
3.25
SCLK
95
4.75
V
120
DD
= 2.0MHz, C
3.75
(V)
145
5.25
4.25
4.75
LOAD
Serial 12-Bit ADCs in QSOP-16
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
+2.7V, Low-Power, 4-Channel,
0
0
2.25
5.25
-55
= 20pF, T
-30
2.75
vs. SUPPLY VOLTAGE
-5
vs. TEMPERATURE
3.25
TEMPERATURE (˚C)
A
GAIN ERROR
GAIN ERROR
20
= +25°C, unless otherwise noted.)
V
3.75
DD
45
(V)
70
4.25
95
4.75
120 145
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
5.25
CHANNEL-TO-CHANNEL OFFSET MATCHING
0
-55
-30
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
-5
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
vs. TEMPERATURE
0
0
TEMPERATURE (˚C)
2.25
CHANNEL-TO-CHANNEL GAIN MATCHING
-55
CHANNEL-TO-CHANNEL GAIN MATCHING
20
-30
2.75
45
vs. SUPPLY VOLTAGE
-5
70
vs. TEMPERATURE
3.25
TEMPERATURE (˚C)
20
95
V
DD
3.75
45
120
(V)
145
70
4.25
95
4.75
120
5.25
145
7