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MAX1233ETI+T

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P44
MAX1233/MAX1234
±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
_______________________________________________________________________________________ 7
SHUTDOWN CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1233/34 toc01
AV
DD
(V)
SHUTDOWN CURRENT (nA)
5.24.74.23.73.2
50
100
150
200
250
300
0
2.7
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX1233/34 toc02
TEMPERATURE (°C)
SHUTDOWN CURRENT (nA)
806040200-20
50
100
150
200
250
300
0
-40
INTERNAL OSCILLATOR FREQUENCY
vs. ANALOG SUPPLY VOLTAGE
MAX1233/34 toc03
AV
DD
(V)
INTERNAL OSCILLATOR FREQUENCY (MHz)
5.24.74.23.73.2
8.2
8.4
8.6
8.8
9.0
9.2
9.4
9.6
9.8
10.0
8.0
2.7
MAX1233/MAX1234
INTERNAL OSCILLATOR FREQUENCY
vs. TEMPERATURE
MAX1233/34 toc04
TEMPERATURE (°C)
INTERNAL OSCILLATOR FREQUENCY (MHz)
806040200-20
8.8
9.0
9.2
9.4
9.6
9.8
8.6
-40
MAX1234, AV
DD
= +5.0V
MAX1233, AV
DD
= +3.0V
TEMP1 DIODE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
MAX1233/34 toc05
AV
DD
(V)
TEMP1 DIODE VOLTAGE (V)
5.24.74.23.73.2
0.52
0.54
0.56
0.58
0.60
0.62
0.64
0.66
0.68
0.70
0.50
2.7
TEMP1 DIODE VOLTAGE
vs. TEMPERATURE
MAX1233/34 toc06
TEMPERATURE (°C)
TEMP1 DIODE VOLTAGE (V)
8065-25 -10 5 3520 50
0.45
0.50
0.55
0.60
0.65
0.70
0.75
0.80
0.40
-40
TEMP2 DIODE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
MAX1233/34 toc07
AV
DD
(V)
TEMP2 DIODE VOLTAGE (V)
5.24.74.23.73.2
0.65
0.70
0.75
0.80
0.60
2.7
TEMP2 DIODE VOLTAGE
vs. TEMPERATURE
MAX1233/34 toc08
TEMPERATURE (°C)
TEMP2 DIODE VOLTAGE (V)
80655035205-10-25
0.65
0.70
0.75
0.80
0.85
0.90
0.60
-40
Typical Operating Characteristics
(AV
DD
= DV
DD
= 3V (MAX1233) or 5V (MAX1234), external V
REF
= +2.5V (MAX1233), external V
REF
= +4.096V (MAX1234), f
SCLK
=
10MHz (50% duty cycle), f
SAMPLE
= 20ksps, C
LOAD
= 50pF, 0.1µF capacitor at REF, T
A
= +25°C, unless otherwise noted.)
MAX1233/MAX1234
±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
8 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(AV
DD
= DV
DD
= 3V (MAX1233) or 5V (MAX1234), external V
REF
= +2.5V (MAX1233), external V
REF
= +4.096V (MAX1234), f
SCLK
=
10MHz (50% duty cycle), f
SAMPLE
= 20ksps, C
LOAD
= 50pF, 0.1µF capacitor at REF, T
A
= +25°C, unless otherwise noted.)
ADC DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
MAX1233/34 toc10
OUTPUT CODE
DNL (LSB)
400035002500 30001000 1500 2000500
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0
ADC OFFSET ERROR
vs. ANALOG SUPPLY VOLTAGE
MAX1233/34 toc11
AV
DD
(V)
OFFSET ERROR (LSB)
5.24.73.2 3.7 4.2
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
2.7
ADC OFFSET ERROR vs. TEMPERATURE
MAX1233/34 toc12
TEMPERATURE (°C)
OFFSET ERROR (LSB)
8060-20 0 20 40
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
-40
ADC GAIN ERROR
vs. ANALOG SUPPLY VOLTAGE
MAX1233/34 toc13
AV
DD
(V)
GAIN ERROR (LSB)
5.24.73.2 3.7 4.2
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
2.7
ADC GAIN ERROR
vs. TEMPERATURE
MAX1233/34 toc14
TEMPERATURE (°C)
GAIN ERROR (LSB)
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
8060-20 0 20 40-40
ADC INTEGRAL NONLINEARITY
vs. OUTPUT CODE
MAX1233/34 toc09
OUTPUT CODE
INL (LSB)
400035002500 30001000 1500 2000500
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0
MAX1233/MAX1234
DAC DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
MAX1233/34 toc20
OUTPUT CODE
DNL (LSB)
25020015010050
-0.075
-0.500
-0.025
0
0.025
0.050
0.075
-0.100
0 300
Typical Operating Characteristics (continued)
(AV
DD
= DV
DD
= 3V (MAX1233) or 5V (MAX1234), external V
REF
= +2.5V (MAX1233), external V
REF
= +4.096V (MAX1234), f
SCLK
=
10MHz (50% duty cycle), f
SAMPLE
= 20ksps, C
LOAD
= 50pF, 0.1µF capacitor at REF, T
A
= +25°C, unless otherwise noted.)
±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
_______________________________________________________________________________________ 9
ADC EXTERNAL REFERENCE INPUT
CURRENT vs. SAMPLING RATE
MAX1233/34 toc15
f
SAMPLE
(Hz)
REFERENCE CURRENT (μA)
10k1k
2
4
6
8
0
100 100k
MAX1233
V
REF
= +2.5V
ADC SUPPLY CURRENT
vs. SAMPLING RATE
MAX1233/34 toc16
f
SAMPLE
(Hz)
SUPPLY CURRENT (μA)
10k100
1
10
100
1000
0.1
1 100k10 1k
ADC SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1233/34 toc17
AV
DD
(V)
SUPPLY CURRENT (μA)
50
100
150
200
250
0
5.24.74.23.73.22.7
EXTERNAL REF
f
SAMPLE
= 20ksps
ADC SUPPLY CURRENT
vs. TEMPERATURE
MAX1233/34 toc18
TEMPERATURE (°C)
SUPPLY CURRENT (μA)
20
40
60
80
100
120
140
0
AV
DD
= +3V
8060-20 0 20 40-40
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P44

MAX1233ETI+T

Mfr. #:
Buy MAX1233ETI+T
Manufacturer:
Maxim Integrated
Description:
Touch Screen Controllers 4Ch uWire QSPI/SPI Touch Interface
Lifecycle:
New from this manufacturer.
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