IC TOUCH SCREEN CTLR 12-WLP

MAX11800EWC+T

Manufacturer Part NumberMAX11800EWC+T
DescriptionIC TOUCH SCREEN CTLR 12-WLP
ManufacturerMaxim Integrated Products
TypeResistive
MAX11800EWC+T datasheet
 

Specifications of MAX11800EWC+T

Touch Panel Interface4-WireNumber Of Inputs/keys1 TSC
Resolution (bits)12 bData InterfaceSerial, SPI™
Data Rate/sampling Rate (sps, Bps)105kVoltage - Supply1.7 V ~ 3.6 V
Operating Temperature-40°C ~ 85°CMounting TypeSurface Mount
Package / Case12-WLPVoltage Supply SourceSingle Supply
Sampling Rate (per Second)105kResolution11 bits
Interface TypeI2C, SPISupply Voltage (max)3.6 V
Supply Voltage (min)1.7 VConversion Rate34.4 KSPs
Maximum Operating Temperature+ 85 CMinimum Operating Temperature- 40 C
Mounting StyleSMD/SMTLead Free Status / RoHS StatusLead free / RoHS Compliant
Other namesMAX11800EWC+T
MAX11800EWC+TTR
  
1
2
3
4
5
6
7
8
9
10
11
Page 11
12
Page 12
13
Page 13
14
Page 14
15
Page 15
16
Page 16
17
Page 17
18
Page 18
19
Page 19
20
Page 20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
Page 13/59

Download datasheet (989Kb)Embed
PrevNext
Low-Power, Ultra-Small Resistive Touch-Screen
(V
= 1.8V at T
= -40°C to +85°C (T
DD
A
A
noncontinuous AUX input. SPI = 10MHz and I
Y+ to Y- = 371Ω).)
AVERAGE SUPPLY CURRENT
vs. SAMPLING RATE
3.0
DIRECT CONVERSION
MODE—AUXILIARY INPUT
2.5
2.0
1.5
1.0
0.5
sps = SAMPLES PER SECOND
0
0
20
40
60
80
100
120
140
160
180
200
SAMPLING RATE (sps)
INTERNAL OSCILLATOR CLOCK
FREQUENCY vs. SUPPLY VOLTAGE
2.08
2.06
2.04
2.02
2.00
1.98
1.96
1.94
1.92
1.90
1.8
2.4
3.0
V
(V)
DD
______________________________________________________________________________________
Controllers with I
Typical Operating Characteristics (continued)
= -40°C, T
= 0°C, T
= +25°C, and T
A
A
A
2
C = 400kHz, unless otherwise noted. Resistive touch-screen panel (X+ to X- = 608Ω,
AVERAGE SUPPLY CURRENT
vs. SAMPLING RATE
120
AUXILIARY INPUT DATA
SAMPLED AT 1ksps AND
100
2ksps WITH EIGHT AND
16 SAMPLES
80
AVERAGING
ENABLED
60
40
20
ksps = KILO-SAMPLES PER SECOND
0
8
16
24
EQUIVALENT SAMPLING RATE (ksps)
3.6
2
C/SPI Interface
= +85°C), 12-bit mode, all measurements using
INTERNAL OSCILLATOR CLOCK
FREQUENCY vs. TEMPERATURE
2.08
2.06
V
= 3.0V
DD
2.04
V
= 1.8V
DD
2.02
2.00
1.98
V
= 3.6V
DD
1.96
1.94
1.92
1.90
32
-40
-15
10
35
TEMPERATURE (NC)
POWER CONSUMPTION
vs. SAMPLE RATE
160
DATA TAKEN WITH
140
RESISTIVE TOUCH SENSOR
AUTONOMOUS MODE*
120
100
DIRECT CONTINUOUS MODE
80
60
cps = COORDINATES
PER SECOND
40
20
DIRECT EDGE MODE
0
0
50
100
150
SAMPLE RATE (cps)
*MAX11800/MAX11801
60
85
200
13