F75111 Datasheet, PDF (8/45 Pages) Feature Integration Technology Inc. – Low Power GPIO Datasheet

F75111
5. Pin Description
I/O_12t
- TTL level bi-directional pin with 12 mA source-sink capability
I/O_12ts
- TTL level and schmitt trigger
I/OOD_12t - TTL level bi-directional pin, can select to OD or OUT by register, with 12 mA source-sink capability
I/OD₁₂
- TTL level bi-directional pin, Open-drain outpu with 12 mA sink capability
OUT₁₂ - Output pin with 12 mA source-sink capability
I/O_14t
- TTL level bi-directional pin with 14 mA source-sink capability
I/OOD_16t - TTL level bi-directional pin, can select to OD or OUT by register, with 16 mA source-sink capability
OD₁₂ - Open-drain output pin with 12 mA sink capability
OD₁₄ - Open-drain output pin with 14 mA sink capability
OD_14ts - Open-drain output pin with 14 mA sink capability, TTL level and schmitt trigger
IN_t
- TTL level input pin
IN_ts
- TTL level input pin and schmitt trigger
P
- Power
5.1 Power Pin
Pin No.
F75111R/RG F75111N
1,18
1
16,17
15
Pin Name
VSB3V
GND
Type
Description
P
Standard Power Supply Voltage Input with 3.3V
P
GND
5.2 GPIO Function
Pin No.
F75111R/RG F75111N
4~9
4~9
19~24
16~21
Pin Name
Type
Description
GPIO16/17/20/ I/OOD_16ts
General purpose I/O pins.
21/22/14
(5V Tolerance)
LED
OD₁₆
LED control output. The multi-function pin is selected by
register, so does the freq. programming
GPIO15/27/26/ I/OOD_16ts
General purpose I/O pins.
25/24/23
(5V Tolerance)
LED
OD₁₆
LED control output. The multi-function pin is selected by
register, so does the freq. programming
-6-
July, 2007
V0.27P