ADP5588 Analog Devices, ADP5588 Datasheet - Page 3

• Manufacturer Part Number: ADP5588
• Description: Mobile I/O Expander and QWERTY Keypad Controller
• Manufacturer: Analog Devices

Specifications of ADP5588

• Vin Range: 1.8 to 3.0V
• Number Of I/os: 16
• Application: Mobil I-0 Exp-Keybd Cont,Mobil I-O Expander
• Qwerty Keypad: Yes
• Other Functions: I2C I/O
• Function Flag: Mobil I-O
• Package: 24-Lead LFCSP

Data Sheet
SPECIFICATIONS
T
DC ELECTRICAL CHARACTERISTICS
Table 1. General DC Electrical Characteristics
Parameter
SUPPLY VOLTAGE
AMBIENT LIGHT SENSOR (CMP_IN1, CMP_IN2)
OSCILLATOR CURRENT
1
2
3
4
Table 2. I/O DC Electrical Characteristics
Parameter
INPUT LOGIC LEVELS (SCL, SDA, RST, C0 to C9, R0 to R7)
OUTPUT LOGIC LEVELS (C0 to C9, R0 to R7)
OUTPUT LOGIC LEVELS (INT, SDA)
PULL-UP RESISTANCE FOR GPIOs (C0 to C9, R0 to R7)
1
2
Operating current measured with I/Os defaulting as GPIs with all pull-ups enabled and all inputs open.
With one GPI low.
Load = 100 k.Ω
Photosensor maximum voltage = V
Power-up default current. All I/Os default as GPIs and are open; C8 and C9 default as GPIs; I
GPIO internal pull-ups are designed to 100 kΩ.
A
VCC Input Voltage Range
Photosensor Voltage
Supply Current
Maximum Sensor Range
Sensor Supply Current (One Comparator Enabled,
Sensor Current (One Comparator Enabled,
Sensor Current (Both Comparators Enabled,
Sensor Current (Both Comparators Enabled,
Oscillator Current (Enabled)
Logic Low Input Voltage
Logic High Input Voltage
Schmitt Trigger Hysteresis
Input Leakage Current
Logic Low Output Voltage
Output High Voltage
Output Low Voltage
Output High Voltage
Logic High Leakage Current
= T
With One Key Press
With One Key Press
With GPI Low (Pull-Up Enabled)
With GPI Low (Pull-Up Disabled)
With One GPO Active
0 Minimum Input Current)
Maximum Input Current)
Minimum Input Current)
Maximum Input Current)
J
= −40°C to +85°C, unless otherwise noted.
1
3
4
4
4
CC
4
+ 0.2.
2
2
1
Symbol
V
V
I
I
I
I
I
I
I
I
I
I
I
I
Symbol
V
V
V
V
V
V
V
V
V
R
CC
CC
CC
CC
CC
CC
SENSOR
CC
CC
CC
CC
CC
PHOTOSENSOR
PULL-UP
CC
IL
IH
HYST
I-LEAKAGE
OL
OH
OL
OH
O-LEAKAGE
Rev. C | Page 3 of 28
Conditions
V
V
V
V
V
V
V
V
V
V
V
V
Conditions
1.7 V ≤ V
1.7 V ≤ V
1.7 V ≤ V
I
I
I
1.7 V ≤ V
1.7 V ≤ V
1.7 V ≤ V
SINK
SOURCE
SINK
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
= 1.8 V to 3.0 V, T
= 1.8 V, T
= 3.0 V, T
= 1.8 V to 3.0 V, T
= 1.8 V to 3.0 V, T
= 1.8 V, T
= 1.8 V to 3.0 V, T
= 1.8 V to 3.0 V
= 1.8 V to 3.0 V
= 1.8 V to 3.0 V
= 1.8 V to 3.0 V
= 1.8 V to 3.0 V
= 1 mA
= 3 mA
= 1 mA
2
C is idle.
IO
IO
IO
CC
CC
CC
≤ 3.0 V
≤ 3.0 V
≤ 3.0 V
≤ 3.0 V
≤ 3.0 V
≤ 3.0 V
A
A
A
= −40°C to +85°C
= −40°C to +85°C
= −40°C to +85°C
A
A
A
A
= −40°C to +85°C
= −40°C to +85°C
= −40°C to +85°C
= 25°C
Min
0.65 x V
−1
CC
Min
1.7
0.85
Typ
0.10
V
0.95 × V
0.1
100
CC
− 0.3 V
Typ
1
55
100
20
2
1.0
100
160
130
240
40
CC
Max
0.2 x V
0.40
Max
3.0
V
10
90
200
50
10
50
1.15
150
200
180
400
1
0.40
1
CC
ADP5588
+ 0.2
CC
Unit
V
μA
μA
μA
μA
μA
μA
mA
μA
μA
μA
μA
μA
Unit
V
V
V
μA
V
V
V
V
μA
kΩ