ADP5589 Analog Devices, ADP5589 Datasheet - Page 47

• 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

APPLICATION DIAGRAM
VDD
12
23
34
45
56
67
78
1
13
24
35
46
57
68
79
2
KP/LOGIC1 OUTPUT/GPI/GPO
KP/LOGIC1 INPUT/GPI/GPO
KP/LOGIC1 INPUT/GPI/GPO
KP/RESET1 OUTPUT/GPI/GPO
KP/LOGIC1 INPUT/GPI/GPO/PWM/CLK
14
25
36
47
58
69
80
3
15
26
37
48
59
70
81
4
16 17 18 19 20 21 22
27 28 29 30 31 32 33
38 39 40 41 42 43 44
49 50 51 52 53 54 55
60 61 62 63 64 65 66
71 72 73 74 75 76 77
82 83 84 85 86 87 88
5
HOST PROCESSOR
6
7
8
9 10 11
Figure 31. Typical Configuration
Rev. A | Page 47 of 48
INT
RST
SCL
SDA
C10
R0
R1
R2
R3
R4
R5
R6
R7
C9
C8
C7
C6
C5
C4
C3
C2
C1
C0
SDA
INTERFACE
CONFIG
I/O
I
2
C
SCL
RST
KEY SCAN
GPI SCAN
DECODE
DECODE
CLK DIV
LOGIC1
LOGIC2
RESET1
RESET2
UVLO
VDD
POR
PWM
AND
AND
GEN
GEN
GND
VDD
ADP5589
REGISTERS
OSCILLATOR
INT
ADP5589