MAX1441GUP/V+ Maxim Integrated Products, MAX1441GUP/V+ Datasheet - Page 4

• Manufacturer Part Number: MAX1441GUP/V+
• Description: Touch Screen Converters & Controllers PROXIMITY SENSR el Proximity and Tou
• Manufacturer: Maxim Integrated Products

Specifications of MAX1441GUP/V+

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Automotive, Two-Channel Proximity and
Touch Sensor
(V
4
BATT
-0.25
-0.50
-0.75
-1.00
1.00
0.75
0.50
0.25
-2.2
-0.4
-0.6
-0.8
-1.0
500
450
400
350
300
250
200
150
100
1.0
0.8
0.6
0.4
0.2
50
0
0
TOTAL SUPPLY CURRENT vs. CONVERSION
CAPACITANCE ERROR vs. TEMPERATURE
-50
= 14V, V
5
0
PERIOD (TWO CHANNELS CONVERTING)
CO_ = 0,
3.6pF INPUT CAPACITANCE
5pF RANGE,
CO_ = 0,
3.6pF INPUT CAPACITANCE
-25
vs. POWER-SUPPLY VOLTAGE
2
10
POWER-SUPPLY VOLTAGE (V)
CPU IN STOP MODE
CAPACITANCE ERROR
CONVERSION PERIOD (ms)
4
AA
0
TEMPERATURE (°C)
= V
SSB2 = 0x01
6
15
SSB2 = 0x1F
25
5pF RANGE
DD
10pF RANGE
8
50
= 3.4V, T
20
10
75
20pF RANGE
12
25
100
A
14
= +25NC, unless otherwise noted.)
125
16
3.40
3.39
3.38
3.37
3.36
-10
-2
-4
-6
-8
-1
-2
-3
2
0
3
2
1
0
LDO OUTPUT VOLTAGE vs. LOAD CURRENT
10
0
0
CAPACITANCE ERROR vs. PARALLEL
CO_ = 0,
3.6pF INPUT CAPACITANCE FOR 5pF RANGE,
7pF INPUT CAPACITANCE FOR 10pF RANGE,
14pF INPUT CAPACITANCE FOR 20pF RANGE
V
RESISTANCE (SINPUT_ to AGUD_)
BATT
vs. EXCITATION FREQUENCY
100
EXCITATION FREQUENCY (kHz)
= 28V
100
PARALLEL RESISTANCE (I)
CAPACITANCE ERROR
LOAD CURRENT (mA)
5
200
V
10pF RANGE,
CO_ = 8,
15pF INPUT CAPACITANCE
BATT
20pF RANGE
10pF RANGE
5pF RANGE
1k
= 14V
Typical Operating Characteristics
300
10
10k
V
BATT
400
= 5V
100k
500
15
3.385
3.380
3.375
3.370
3.365
3.360
3.355
-0.5
-1.0
500
450
400
350
300
250
200
150
100
1.0
0.5
50
0
TOTAL SUPPLY CURRENT vs. CONVERSION
LDO OUTPUT VOLTAGE vs. TEMPERATURE
-50
0
1
PERIOD (ONE CHANNEL CONVERTING)
10pF RANGE,
CO_ = 8,
15pF INPUT CAPACITANCE
2
-25
vs. SERIES RESISTANCE
CAPACITANCE ERROR
CONVERSION PERIOD (ms)
4
SERIES RESISTANCE (I)
0
TEMPERATURE (°C)
V
BATT
6
V
BATT
25
= 5V
10
CPU IN STOP MODE
8
= 14V
50
10
V
75
BATT
12
= 28V
100
14
100
16
125