MAX11600 Datasheet, PDF (6/23 Pages) Maxim Integrated Products – 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/8-/12-Channel 2-Wire Serial 8-Bit ADCs

2.7V to 3.6V and 4.5V to 5.5V, Low-Power,
4-/8-/12-Channel 2-Wire Serial 8-Bit ADCs
Typical Operating Characteristics
(V_DD = 3.3V (MAX11601/MAX11603/MAX11605), V_DD = 5V (MAX11600/MAX11602/MAX11604), f_SCL = 1.7MHz, external clock (33% duty
cycle), f_SAMPLE = 188ksps, single ended, unipolar, T_A = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. VOLTAGE
450
A) INTERNAL 4.096V_REF
400
B) INTERNAL 2.048V_REF
C) EXTERNAL 4.096V_REF
D) EXTERNAL 2.048V_REF
A
350
B
300
C
250
D
200
SUPPLY CURRENT
vs. TEMPERATURE
450
400
INTERNAL 4.096V_REF
350
300
INTERNAL 2.048V_REF
250
EXTERNAL 4.096V_REF
200
EXTERNAL 2.048V_REF
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
5
SDA = SCL = V_DD
4
3
2
1
150
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_DD (V)
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
5
SDA = SCL = V_DD
4
3
2
V_DD = 5V
1
V_DD = 3.3V
0
-40 -15 10
35
60
85
TEMPERATURE (°C)
NORMALIZED 4.096V REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
1.0100
1.0075
1.0050
1.0025
1.0000
0.9975
0.9950
0.9925
0.9900
4.00 4.25 4.50 4.75 5.00 5.25 5.50
V_DD (V)
150
-40 -15 10
35
60
85
TEMPERATURE (°C)
AVERAGE SUPPLY CURRENT vs.
CONVERSION RATE (INTERNAL CLOCK)
350
A) INTERNAL REF ALWAYS ON
300 B) INTERNAL REF AUTOSHUTDOWN
A
C) EXTERNAL REF
250
B
200
C
150
100
50
0
0
INTERNAL CLOCK MODE
f_SCL = 1.7MHz
10 20 30 40 50 60
CONVERSION RATE (ksps)
INTERNAL 4.096V REFERENCE VOLTAGE
vs. TEMPERATURE
1.020
1.015
1.010
1.005
1.000
0.995
0.990
0.985
0.980
-40 -15 10
35
60
85
TEMPERATURE (°C)
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_DD (V)
AVERAGE SUPPLY CURRENT VS.
CONVERSION RATE (EXTERNAL CLOCK)
500
A) INTERNAL REF ALWAYS ON
450 _{B) INTERNAL REF AUTOSHUTDOWN}
400 ^{C) EXTERNAL REF}
A
350
300
B
250
200
C
150
100
50
0
0
EXTERNAL CLOCK MODE
f_SCL = 1.7MHz
50
100
150
200
CONVERSION RATE (ksps)
INTERNAL 2.048V REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
1.0100
1.0075
1.0050
1.0025
1.0000
0.9975
0.9950
0.9925
0.9900
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_DD (V)
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