MAX1036 Maxim, MAX1036 Datasheet - Page 6

• Manufacturer Part Number: MAX1036
• Description: 2.7V to 5.5V / Low-Power / 4-/12-Channel 2-Wire Serial 8-Bit ADCs
• Manufacturer: Maxim

2.7V to 5.5V, Low-Power, 4-/12-Channel
2-Wire Serial 8-Bit ADCs
(V
single ended, unipolar, T
6
DD
1.0100
1.0075
1.0050
1.0025
1.0000
0.9975
0.9950
0.9925
0.9900
_______________________________________________________________________________________
450
400
350
300
250
200
150
= 3.3V (MAX1037/MAX1039), V
5
4
3
2
1
0
NORMALIZED 4.096V REFERENCE VOLTAGE
4.00
2.5
-40
SDA = SCL = V
A) INTERNAL 4.096V
B) INTERNAL 2.048V
C) EXTERNAL 4.096V
D) EXTERNAL 2.048V
SHUTDOWN SUPPLY CURRENT
4.25
3.0
-15
vs. SUPPLY VOLTAGE
SUPPLY CURRENT
vs. TEMPERATURE
V
DD
4.50
3.5
V
TEMPERATURE (°C)
vs. VOLTAGE
DD
= 3.3V
10
DD
= 5V
V
V
REF
REF
DD
DD
4.75
A
REF
REF
4.0
(V)
= +25°C, unless otherwise noted.)
(V)
35
5.00
4.5
60
5.25
5.0
A
B
D
DD
C
= 5V (MAX1036/MAX1038), f
5.50
5.5
85
1.020
1.015
1.010
1.005
1.000
0.995
0.990
0.985
0.980
350
300
250
200
150
100
450
400
350
300
250
200
150
50
0
-40
-40
INTERNAL 4.096V REFERENCE VOLTAGE
0
CONVERSION RATE (INTERNAL CLOCK)
A) INTERNAL REF ALWAYS ON
B) INTERNAL REF AUTOSHUTDOWN
C) EXTERNAL REF
AVERAGE SUPPLY CURRENT vs.
10
INTERNAL 4.096V
-15
-15
EXTERNAL 2.048V
INTERNAL 2.048V
CONVERSION RATE (ksps)
vs. TEMPERATURE
vs. TEMPERATURE
SUPPLY CURRENT
TEMPERATURE (°C)
TEMPERATURE (°C)
20
EXTERNAL 4.096V
10
10
SCL
INTERNAL CLOCK MODE
30
Typical Operating Characteristics
= 1.7MHz, external clock (33% duty cycle), f
REF
REF
REF
35
35
40
f
SCL
REF
= 1.7MHz
60
60
50
A
B
C
60
85
85
1.0100
1.0075
1.0050
1.0025
1.0000
0.9975
0.9950
0.9925
0.9900
500
450
400
350
300
250
200
150
100
50
5
4
3
2
1
0
0
2.5
2.5
INTERNAL 2.048V REFERENCE VOLTAGE
0
CONVERSION RATE (EXTERNAL CLOCK)
SDA = SCL = V
A) INTERNAL REF ALWAYS ON
B) INTERNAL REF AUTOSHUTDOWN
C) EXTERNAL REF
AVERAGE SUPPLY CURRENT
SHUTDOWN SUPPLY CURRENT
3.0
3.0
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
50
CONVERSION RATE (ksps)
3.5
3.5
DD
V
V
DD
DD
SAMPLE
4.0
4.0
EXTERNAL CLOCK MODE
100
(V)
(V)
4.5
4.5
C
A
B
= 188ksps,
f
SCL
150
= 1.7MHz
5.0
5.0
VS.
5.5
200
5.5