MAX11800EWC+T Maxim Integrated Products, MAX11800EWC+T Datasheet - Page 47

IC TOUCH SCREEN CTLR 12-WLP

MAX11800EWC+T

Manufacturer Part Number
MAX11800EWC+T
Description
IC TOUCH SCREEN CTLR 12-WLP
Manufacturer
Maxim Integrated Products
Type
Resistiver
Datasheet

Specifications of MAX11800EWC+T

Touch Panel Interface
4-Wire
Number Of Inputs/keys
1 TSC
Resolution (bits)
12 b
Data Interface
Serial, SPI™
Data Rate/sampling Rate (sps, Bps)
105k
Voltage - Supply
1.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
12-WLP
Voltage Supply Source
Single Supply
Sampling Rate (per Second)
105k
Resolution
11 bits
Interface Type
I2C, SPI
Supply Voltage (max)
3.6 V
Supply Voltage (min)
1.7 V
Conversion Rate
34.4 KSPs
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
MAX11800EWC+T
MAX11800EWC+TTR
Table 18. Status and Configuration Registers
Note 1: Both SPI and I
Table 18 (e.g., to access register 0Bh use the command byte construction {000_1011_X}, where X is a don't care).
Note 2: Not all bits apply to the MAX11802/MAX11803. See the individual register definitions.
Table 19. Data Readback Command Summary
* Both SPI and I
Table 19 (e.g., to access register 50h, use the command byte construction {101_0000_X}, where X is a don't care).
AUTONOMOUS CONVERSION MODE READBACK COMMANDS
DIRECT CONVERSION MODE READBACK COMMANDS
Low-Power, Ultra-Small Resistive Touch-Screen
(NOTE 1)
HEX*
5Ah
5Bh
50h
52h
53h
54h
55h
56h
57h
58h
59h
HEX
0Ah
0Bh
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
ACCESS
ACCESS
R
R
R
R
R
R
R
R
R
R
R
2
C interfaces use a 7-bit register address format. I
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
______________________________________________________________________________________
2
C interfaces use a 7-bit register address format. I
INCREMENT
PAIRABLE
AUTO-
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
N
N
Y
Y
Y
Y
Y
Y
Y
Y
Y
Controllers with I
INCREMENT
LENGTH
DATA
AUTO-
INF
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
8
8
8
8
8
8
8
8
8
8
MAX11800/
MAX11801
LENGTH
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DATA
8
8
8
8
8
8
8
8
8
8
8
8
2
C interfaces should left-justify the 7-bit addresses given in
MAX11800/
MAX11801
2
C interfaces should left-justify the 7-bit addresses given in
MAX11802/
MAX11803
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes (Note 2) General Status
Yes (Note 2) Operating Mode Configuration
MAX11802/
MAX11803
2
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
C/SPI Interface
No
No
Read next available FIFO data block
X MSB (direct conversion result)
X LSB (direct conversion result)
Y MSB (direct conversion result)
Y LSB (direct conversion result)
Z1 MSB (direct conversion result)
Z1 LSB (direct conversion result)
Z2 MSB (direct conversion result)
Z2 LSB (direct conversion result)
AUX MSB (direct conversion result)
AUX LSB (direct conversion result)
General Configuration
Measurement Resolution
Configuration
Measurement Averaging
Configuration
ADC Sample Time
Configuration
Panel Setup Times
Configuration
ADC Delay Initial Conversion
Configuration
Touch-Detect Pullup Times
Configuration
Autonomous Mode Timing
Configuration)
Aperture Settings (Auto)
Configuration
Auxiliary Measurement
Configuration
FUNCTION
FUNCTION
47

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