ADP5589 Analog Devices, ADP5589 Datasheet - Page 7

• 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

QUICK DEVICE OVERVIEW
SDA
RST
SCL
C10
R0
R1
R2
R3
R4
R5
R6
R7
C0
C1
C2
C3
C4
C5
C6
C7
C8
C9
CONFIGURATION
ADP5589
I/O
(R0)
(R1)
(R2)
(R3)
(R4)
(R5)
(R6)
(R7)
(C0)
(C1)
(C2)
(C3)
(C4)
(C5)
(C6)
(C7)
(C8)
(C9)
(C10)
(R0)
(R1)
(R2)
(R3)
(R4)
(R5)
(R6)
(R7)
(C0)
(C1)
(C2)
(C3)
(C4)
(C5)
(C6)
(C7)
(C8)
(C9)
(C10)
(R1)
(R2)
(R3)
(R0)
(C8)
(C7)
(C6)
(C9)
(C6)
(R3)
(C6)
(R3)
(R4)
(C4)
UVLO
POR
VDD
LA1
LB1
LC1
LY1
LA2
LB2
LC2
LY2
CLK_IN
CLK_OUT
PWM_IN
PWM_OUT
RESET1
RESET2
GPIO 10
GPIO 11
GPIO 12
GPIO 13
GPIO 14
GPIO 15
GPIO 16
GPIO 17
GPIO 18
GPIO 19
COL 10
GPIO 1
GPIO 2
GPIO 3
GPIO 4
GPIO 5
GPIO 6
GPIO 7
GPIO 8
GPIO 9
ROW 0
ROW 1
ROW 2
ROW 3
ROW 4
ROW 5
ROW 6
ROW 7
COL 0
COL 1
COL 2
COL 3
COL 4
COL 5
COL 6
COL 7
COL 8
COL 9
I
2
C INTERFACE
OSCILLATOR
Figure 5. Internal Block Diagram
KEY SCAN
GPI SCAN
DECODE
DECODE
LOGIC 1
LOGIC 2
CLK DIV
RESET1
RESET2
PWM
GEN
GEN
AND
AND
Rev. A | Page 7 of 48
LOGIC EVENT
RST
KEY EVENT
GPI EVENT
I
2
C BUSY?
GND
UPDATE
FIFO
REGISTERS
INT
ADP5589