MAX1253 Datasheet, PDF (6/29 Pages) Maxim Integrated Products – Stand-Alone, 10-Channel, 12-Bit System Monitors with Internal Temperature Sensor and VDD Monitor

Stand-Alone, 10-Channel, 12-Bit System Monitors
with Internal Temperature Sensor and V_DD Monitor
Typical Operating Characteristics
(V_DD = +3V, V_REF = 2.5V (MAX1253); V_DD = 5V, V_REF = 4.096V (MAX1254); f_SCLK = 10MHz, C_REF = 0.1µF, T_A = +25°C, unless oth-
erwise noted.)
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
1024
2048
3072
4096
OUTPUT CODE
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
1024
2048
3072
4096
OUTPUT CODE
INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
2.510
MAX1253
2.509
2.508
2.507
2.506
2.505
2.504
2.503
2.502
2.501
2.500
2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5 3.6
SUPPLY VOLTAGE (V)
INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
4.085
MAX1254
4.083
4.081
4.079
4.077
4.075
4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5
SUPPLY VOLTAGE (V)
REFERENCE VOLTAGE
vs. TEMPERATURE
2.510
2.508
MAX1253
2.506
2.504
GRADE B
2.502
2.500
2.498
2.496
GRADE A
2.494
2.492
2.490
-40 -20 0 20 40 60 80
TEMPERATURE (°C)
4.0900
4.0875
REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1254
4.0850
4.0825
GRADE A
4.0800
4.0775
4.0750
4.0725
GRADE B
4.0700
-40 -20 0 20 40 60 80
TEMPERATURE (°C)
SUPPLY CURRENT
vs. SAMPLE RATE
10
INTERNAL REFERENCE
(MODE 01) MAX1253
9 TEMPERATURE
1 _{CHANNELS AND 1}
VOLTAGE CHANNEL
(V_DD/2)
0.1
0.01
9 VOLTAGE
CHANNELS AND
1 TEMPERATURE
CHANNEL
0.001
0.001 0.01
1 VOLTAGE CHANNEL
(V_DD/2)
0.1
1
10 100
SAMPLE RATE (kHz)
SUPPLY CURRENT
vs. SAMPLE RATE
10
INTERNAL REFERENCE
(MODE 01) MAX1254
9 TEMPERATURE
1 _{CHANNELS AND 1}
VOLTAGE CHANNEL
0.1
0.01
0.001
0.001
9 VOLTAGE
CHANNELS AND
1 TEMPERATURE
CHANNEL
1 VOLTAGE CHANNEL
(V_DD/2)
0.01 0.1
1
10 100
SAMPLE RATE (kHz)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
EXTERNAL REFERENCE (MODE 00)
4.2
9 TEMPERATURE CHANNELS
3.8 AND 1 VOLTAGE CHANNEL
3.4
9 VOLTAGE CHANNELS AND
3.0
1 TEMPERATURE CHANNEL
2.6
2.2
1.8
1.4
1 VOLTAGE CHANNEL
(V_DD/2)
1.0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
SUPPLY VOLTAGE (V)
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