MAX1245 Maxim, MAX1245 Datasheet - Page 5

• Manufacturer Part Number: MAX1245
• Description: +2.375V / Low-Power / 8-Channel / Serial 12-Bit ADC
• 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
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
= 2.5V, VREF = 2.048V, f
0
0
0
CHANNEL-TO-CHANNEL OFFSET MATCHING
2.375
-55
-55
V
DD
-30
-30
= 2.375V
INTEGRAL NONLINEARITY
2.625
-5
vs. SUPPLY VOLTAGE
-5
vs. TEMPERATURE
vs. TEMPERATURE
TEMPERATURE (˚C)
TEMPERATURE (˚C)
GAIN ERROR
20
20
_______________________________________________________________________________________
V
2.875
DD
45
45
(V)
70
70
3.125
CLK
95
95
= 1.5MHz, C
120
120 145
3.375
145
+2.375V, Low-Power, 8-Channel,
LOAD
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
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
CHANNEL-TO-CHANNEL OFFSET MATCHING
0
0
2.375
0
-55
2.375
CHANNEL-TO-CHANNEL GAIN MATCHING
= 20pF, T
-30
OFFSET vs. SUPPLY VOLTAGE
2.625
2.625
vs. SUPPLY VOLTAGE
-5
vs. TEMPERATURE
TEMPERATURE (˚C)
A
20
= +25°C, unless otherwise noted.)
V
V
2.875
2.875
DD
DD
45
(V)
(V)
70
3.125
3.125
95
120
3.375
145
3.375
Serial 12-Bit ADC
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
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
0
0
2.375
-55 -30
-55
CHANNEL-TO-CHANNEL GAIN MATCHING
-30
OFFSET vs. TEMPERATURE
2.625
vs. SUPPLY VOLTAGE
-5
-5
vs. TEMPERATURE
TEMPERATURE (˚C)
TEMPERATURE (˚C)
GAIN ERROR
20
20
V
2.875
DD
45
45
(V)
70
70
3.125
95
95
120
120
3.375
145
145
5