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
  
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Low-Power, Ultra-Small Resistive Touch-Screen
Controllers with I
Autonomous Mode Timing Configuration Register (0x08)
BIT
7
6
NAME
DEFAULT
0
0
BIT
NAME
Initial period (time between touch and initial scan block, t
0000: 10μs
0001: 20μs
0010: 50μs
7:4
TINIT[3:0]
0011: 80μs
0100: 100μs
0101: 200μs
0110: 500μs
0111: 800μs
Scan period (time between successive scan blocks, t
3:0
SCANP[3:0]
SCANP[3:0] has the same range as TINIT[3:0] above.
Note: These settings apply in autonomous conversion mode only.
Aperture Configuration Register (0x09)
BIT
7
6
NAME
DEFAULT
0
0
BIT
NAME
± X for aperture checking
0000 = 2
0001 = 2
0010 = 2
0011 = 2
.
.
7:4
APRX[3:0]
.
1001 = 2
1010 = 2
1011 = 2
1100 = 2
1101 = N/A = aperture checking disabled
± Y for aperture checking
3:0
APRY[3:0]
APRY[3:0] has the same range as APRX[3:0] above.
Note: These aperture settings apply in autonomous conversion mode only and control whether data meets the criteria for logging
into the FIFO.
54
______________________________________________________________________________________
2
C/SPI Interface
5
4
TINIT[3:0]
0
0
DESCRIPTION
1000: 1ms
1001: 2ms
1010: 5ms
1011: 10ms
1100: 20ms
1101: 50ms
1110: 100ms
1111: 200ms
5
4
APRX[3:0]
0
0
DESCRIPTION
-1
LSB = aperture checking disabled
(1-1)
LSB = ±1 LSB
(2-1)
LSB = ±2 LSB
(3-1)
LSB = ±4 LSB
(9-1)
LSB = ±256 LSB
(10-1)
LSB = ±512 LSB
(11-1)
LSB = ±1024 LSB
(12-1)
LSB = ±2048 LSB
3
2
1
SCANP[3:0]
0
0
0
MAX11800/
MAX11802/
MAX11801
)
INIT
Yes
)
SP
Yes
3
2
1
APRY[3:0]
0
0
0
MAX11800/
MAX11802/
MAX11801
MAX11803
Yes
Yes
0
0
MAX11803
No
No
0
0
No
No