MAX1233ETI+T Maxim Integrated Products, MAX1233ETI+T Datasheet - Page 28

• Manufacturer Part Number: MAX1233ETI+T
• Description: IC CNTRLR TOUCH 28-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Resistiver

Specifications of MAX1233ETI+T

• Touch Panel Interface: 4-Wire
• Number Of Inputs/keys: 1, 4 x 4 Keypad
• Resolution (bits): 8, 10, 12 b
• Data Interface: MICROWIRE™, QSPI™, Serial, SPI™
• Data Rate/sampling Rate (sps, Bps): 50k
• Voltage Reference: External, Internal
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Applications: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
Table 33. Keypad Data Register 1 (Pending Register) Descriptions
Table 34. Keypad Data Register 2 (Status Register) Descriptions
28
______________________________________________________________________________________
BIT
BIT
15
14
13
12
11
10
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
NAME
K1_15
K1_14
K1_13
K1_12
K1_11
K1_10
NAME
K2_15
K2_14
K2_13
K2_12
K2_11
K2_10
K1_9
K1_8
K1_7
K1_6
K1_5
K1_4
K1_3
K1_2
K1_1
K1_0
K2_9
K2_8
K2_7
K2_6
K2_5
K2_4
K2_3
K2_2
K2_1
K2_0
Keypad scan result for row 4, column 4. Can only be masked by column mask.
Keypad scan result for row 3, column 4. Can only be masked by column mask.
Keypad scan result for row 2, column 4. Can only be masked by column mask.
Keypad scan result for row 1, column 4. Can only be masked by column mask.
Keypad scan result for row 4, column 3. Can only be masked by column mask.
Keypad scan result for row 3, column 3. Can only be masked by column mask.
Keypad scan result for row 2, column 3. Can only be masked by column mask.
Keypad scan result for row 1, column 3. Can only be masked by column mask.
Keypad scan result for row 4, column 2. Can only be masked by column mask.
Keypad scan result for row 3, column 2. Can only be masked by column mask.
Keypad scan result for row 2, column 2. Can only be masked by column mask.
Keypad scan result for row 1, column 2. Can only be masked by column mask.
Keypad scan result for row 4, column 1. Can only be masked by column mask.
Keypad scan result for row 3, column 1. Can only be masked by column mask.
Keypad scan result for row 2, column 1. Can only be masked by column mask.
Keypad scan result for row 1, column 1. Can only be masked by column mask.
Keypad scan result for row 4, column 4. Can be masked by key mask or column mask.
Keypad scan result for row 3, column 4. Can be masked by key mask or column mask.
Keypad scan result for row 2, column 4. Can be masked by key mask or column mask.
Keypad scan result for row 1, column 4. Can be masked by key mask or column mask.
Keypad scan result for row 4, column 3. Can be masked by key mask or column mask.
Keypad scan result for row 3, column 3. Can be masked by key mask or column mask.
Keypad scan result for row 2, column 3. Can be masked by key mask or column mask.
Keypad scan result for row 1, column 3. Can be masked by key mask or column mask.
Keypad scan result for row 4, column 2. Can be masked by key mask or column mask.
Keypad scan result for row 3, column 2. Can be masked by key mask or column mask.
Keypad scan result for row 2, column 2. Can be masked by key mask or column mask.
Keypad scan result for row 1, column 2. Can be masked by key mask or column mask.
Keypad scan result for row 4, column 1. Can be masked by key mask or column mask.
Keypad scan result for row 3, column 1. Can be masked by key mask or column mask.
Keypad scan result for row 2, column 1. Can be masked by key mask or column mask.
Keypad scan result for row 1, column 1. Can be masked by key mask or column mask.
DESCRIPTION
DESCRIPTION