ADP5586 Datasheet, PDF (6/44 Pages) Analog Devices – Keypad Decoder and I/O Port Expander

ADP5586
Data Sheet
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
BALL A1
CORNER
1
2
3
4
A
VDD SDA SCL GND
B
R0
INT RST/R5 C0
C
R2
R1
C1
C2
D
R4
R3
C3
C4
TOP VIEW
(BALL SIDE DOWN)
Not to Scale
Figure 3. Pin Configuration
Table 5. Pin Function Descriptions
Pin
No. Mnemonic Description
A1 VDD
Supply Voltage Input.
A2 SDA
I²C Data Input/Output.
A3 SCL
I²C Clock Input.
A4 GND
Ground.
B1 R0
GPIO 1 (GPIO Alternate Function: Logic Block Output LY). This pin functions as Row 0 when configured in keypad mode.
B2 INT
Open-Drain Interrupt Output.
B3 RST/R5
Input Reset Signal (RST). The reset signal function applies to all models except the ADP5586ACBZ-01-R7.
GPIO 6/Row 5 (R5). This function applies only to the ADP5586ACBZ-01-R7 model.
B4 C0
GPIO 7 (GPIO Alternate Function: PULSE_GEN_1). This pin functions as Column 0 when configured in keypad mode.
C1 R2
GPIO 3 (GPIO Alternate Function: Logic Block Input LB). This pin functions as Row 2 when configured in keypad mode.
C2 R1
GPIO 2 (GPIO Alternate Function: Logic Block Input LA). This pin functions as Row 1 when configured in keypad mode.
C3 C1
GPIO 8 (GPIO Alternate Function: PULSE_GEN_2). This pin functions as Column 1 when configured in keypad mode.
C4 C2
GPIO 9. This pin functions as Column 2 when configured in keypad mode.
D1 R4
GPIO 5 (GPIO Alternate Function: RESET_OUT). This pin functions as Row 4 when configured in keypad mode.
D2 R3
GPIO 4 (GPIO Alternate Function: Logic Block Input LC). This pin functions as Row 3 when configured in keypad mode.
D3 C3
GPIO 10. This pin functions as Column 3 when configured in keypad mode.
D4 C4
GPIO 11. This pin functions as Column 4 when configured in keypad mode.
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