STMPE1801BJR STMicroelectronics, STMPE1801BJR Datasheet - Page 6

• Manufacturer Part Number: STMPE1801BJR
• Description: Touch Screen Converters & Controllers Xpander Logic 18-Bit 18 GPIO 1.65 to 3.6V
• Manufacturer: STMicroelectronics

Specifications of STMPE1801BJR

• Rohs: yes
• Input Type: 1 Keypad
• Data Rate: 400 kbps
• Resolution: 18 bit
• Interface Type: I2C
• Supply Voltage: 1.65 V to 3.6 V
• Supply Current: 28 uA
• Operating Temperature: - 40 C to + 85 C
• Package / Case: CSP-25
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 1.65 V

Pin settings
2.3
6/60
Table 2.
GPIO pin functions
Table 3.
Pin number
C3
D3
E3
A2
B2
C2
D2
E1
A1
C1
D1
B4
B1
E2
GPIO10
GPIO11
GPIO12
GPIO0
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
GPIO8
GPIO9
Name
Pin description (continued)
GPIO pin function
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
A
A
-
-
-
I
GPIO11
GPIO12
GPIO13
GPIO14
GPIO15
GPIO16
GPIO17
Symbol
RSTB
INTB
GND
SDA
SCL
V
NC
CC
Doc ID 17884 Rev 3
Primary function
GPIO11/COL3
GPIO12/COL4
GPIO13/COL5
GPIO14/COL6
GPIO15/COL7
GPIO16/COL8
GPIO17/COL9
Open drain interrupt output pin. Programmable active low
(a pull-up resistor is required) or active high (a pull-down
resistor is required). Fail safe. Pull to V
External reset input. Active low. Fail safe. Reset pulse
width must be more than 500 µs to be valid.
I
I
No connect
Power supply
Ground
2
2
C data. Fail safe
C clock. Fail safe
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
Name and function
Alternate function
Keypad column 0
Keypad column 1
Keypad column 2
Keypad column 3
Keypad column 4
Keypad row 0
Keypad row 1
Keypad row 2
Keypad row 3
Keypad row 4
Keypad row 5
Keypad row 6
Keypad row 7
CC
if not in use.
STMPE1801