ADP5589 Analog Devices, ADP5589 Datasheet - Page 6

• Manufacturer Part Number: ADP5589
• Description: Keypad Decoder and I/O Expansion
• Manufacturer: Analog Devices

Specifications of ADP5589

• Vin Range: 1.8 to 3.0V
• Number Of I/os: 19
• Application: Mobil I-0 Exp-Keybd Cont,Mobil I-O Expander
• Qwerty Keypad: Yes
• Other Functions: I2C I/O & register
• Function Flag: Mobil I-O
• Package: 24-Lead LFCSP,25-Ball WLCSP

ADP5589
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Table 4. Pin Function Descriptions
Pin No.
(LFCSP)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
EP (pad)
Pin No.
(WLCSP)
E3
E2
E1
D1
D2
C1
C2
B1
B4
C3
C4
D3
D4
E4
E5
D5
B3
A1
C5
B5
A5
A2
A3
B2
A4
Figure 3. LFCSP Pin Configuration
Mnemonic
R7
R6
R5
R4
R3
R2
R1
R0
C0
C1
C2
C3
C4
C5
C6
C7
RST
VDD
C8
C9
C10
SDA
SCL
INT
GND
(Not to Scale)
ADP5589
TOP VIEW
Description
GPIO 8. This pin functions as Row 7 if used as keypad.
GPIO 7. This pin functions as Row 6 if used as keypad.
GPIO 6. This pin functions as Row 5 if used as keypad.
GPIO 5 (GPIO alternate function: RESET1). This pin functions as Row 4 if used as keypad.
GPIO 4 (GPIO alternate function: LC1, PWM_OUT, or CLK_OUT. This pin functions as Row 3 if used as keypad.
GPIO 3 (GPIO alternate function: LB1). This pin functions as Row 2 if used as a keypad.
GPIO 2 (GPIO alternate function: LA1). This pin functions as Row 1 if used as a keypad.
GPIO 1 (GPIO alternate function: LY1). This pin functions as Row 0 if used as a keypad.
GPIO 9. This pin functions as Column 0 if used as keypad.
GPIO 10. This pin functions as Column 1 if used as keypad.
GPIO 11. This pin functions as Column 2 if used as keypad.
GPIO 12. This pin functions as Column 3 if used as keypad.
GPIO 13 (GPIO alternate function: RESET2). This pin functions as Column 4 if used as keypad.
GPIO 14. This pin functions as Column 5 if used as keypad.
GPIO 15 (GPIO alternate function: LC2, PWM_IN, or CLK_IN). This pin functions as Column 6 if used as keypad.
GPIO 16 (GPIO alternate function: LB2). This pin functions as Column 7 if used as keypad.
Input Reset Signal.
Supply Voltage Input.
GPIO 17 (GPIO alternate function: LA2). This pin functions as Column 8 if used as keypad.
GPIO 18 (GPIO alternate function: LY2). This pin functions as Column 9 if used as keypad.
GPIO 19. This pin functions as Column 10 if used as keypad.
I
I
Open-Drain Interrupt Output.
Ground. The exposed pad of the LFCSP package must be connected to ground.
2
2
C Data Input/Output.
C Clock Input.
Rev. A | Page 6 of 48
A
D
E
B
C
BALLA1
CORNER
Figure 4. WLCSP Pin Configuration
VDD
R0
R2
R4
R5
1
(BALL SIDE DOWN)
SDA
INT
R6
R1
R3
2
Not to Scale
TOP VIEW
SCL
RST
C1
C3
R7
3
GND
C0
C2
C4
C5
4
C 10
C9
C8
C7
C6
5