STMicroelectronics STMPE812
The STMPE812 is a 4-wire resistive touchscreen controller with 4-bit port expander integrated. The touchscreen controller is designed to be fully autonomous, requiring only minimal CPU intervention for sampling, filtering and preprocessing operations. 50 Obsolete Product(s) - Obsolete Product(s) Doc ID 17732 Rev 3 3/51 STMPE812 functional overview 1 STMPE812 functional overview STMPE812 The STMPE812 consists of the following| Part No. | STMPE812 |
|---|---|
| Datasheet | STMPE812 Download |
| Manufacturer |  STMicroelectronics |
| Description | Enhanced 4-wire resistive touchscreen controller |
| Buy | Stock & Price |
FEATURES
● 4 GPIOs (8 mA drive, 12 mA sink at 3.3 V)● 1 additional, general purpose 12-bit ADC
● Operating voltage 1.65 - 3.6 V t(s)
● Integrated 4-wire touchscreen controller, pendown/real-time mode, fully-autonomous uc
● 1 PWM controller d
● Auto-hibernation and low power ro – Typ 0.5 µA in Hibernation mode P – Typ 100 µA in Active mode te
● Interrupt output pin (optional) le
● Reset input pin (optional) so
● Wake-up feature on each port configured as b GPIO input - O
● I2C interface )
● 8 kV HBM, 1 kV CDM ESD protection on t(s X+/X-/Y+/Yc
● 2 kV HBM, 250 V CDM ESD protection on all du other pins Pro
APPLICATIONS
te● Portable media players le
● Game consoles Obso
● Mobile and smart phones Flip-chip CSP12 (2.17 x 1.67 mm)
DESCRIPTION
Table 1. Device summary Order code STMPE812BJR Package Flip-chip CSP12 (2.17 x 1.67 mm) February 2011 Doc ID 17732 Rev 3 Packaging Tape and reel 1/51 51 Contents Contents STMPE812 1 STMPE812 functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
