Datasheet
Data Sheet ADP5587
Rev. D | Page 3 of 24
SPECIFICATIONS
T
A
= T
J
= −40°C to +85°C, unless otherwise noted.
DC CHARACTERISTICS
Table 1. General DC Electrical Characteristics
Parameter Symbol Conditions Min Typ Max Unit
SUPPLY VOLTAGE
V
CC
Input Voltage Range V
CC
1.65 3.6 V
Supply Current
1
I
CC
V
CC
= 1.8 V to 3.0 V, T
A
= −40°C to +85°C 1 10 μA
With One Key Press
I
CC
V
CC
= 1.8 V, T
A
= −40°C to +85°C
55
90
μA
I
CC
V
CC
= 3.0 V, T
A
= −40°C to +85°C 100 200 μA
With GPI Low (Pull-Up Enabled)
2
I
CC
V
CC
= 1.8 V to 3.0 V, T
A
= −40°C to +85°C 20 50 μA
With GPI Low (Pull-Up Disabled) I
CC
V
CC
= 1.8 V to 3.0 V, T
A
= −40°C to +85°C 2 10 μA
With One GPO Active
3
I
CC
V
CC
= 1.8 V, T
A
= −40°C to +85°C 50 μA
OSCILLATOR CURRENT
Oscillator Current (Enabled) I
CC
V
CC
= 1.8 V to 3.0 V 40 μA
1
Operating current measured with I/Os defaulting as GPIs, with all pull-ups enabled and all inputs open.
2
With one GPI low.
3
Load = 100 kΩ.
Table 2. I/O DC Electrical Characteristics
Parameter Symbol Conditions Min Typ Max Unit
INPUT LOGIC LEVELS (SCL, SDA,
RST
, C0 to C9, R0 to R7)
1
Logic Low Input Voltage V
IL
1.8 V ≤ V
IO
≤ 3.0 V 0.3 × V
CC
V
Logic High Input Voltage V
IH
1.8 V ≤ V
IO
≤ 3.0 V 0.7 × V
CC
V
Schmitt Trigger Hysteresis V
HYST
0.10 V
Input Leakage Current V
I-LEAKAGE
1.8 V ≤ V
IO
≤ 3.0 V −1 +1 µA
OUTPUT LOGIC LEVELS (C0 to C9, R0 to R7)
Logic Low Output Voltage V
OL
I
SINK
= 1 mA 0.40 V
Output High Voltage V
OH
I
SOURCE
= 1 mA V
CC
− 0.3 V V
OUTPUT LOGIC LEVELS (
INT
, SDA)
Output Low Voltage V
OL
I
SINK
= 3 mA,
1.8 V ≤ V
CC
≤ 3.0 V
0.40 V
Output High Voltage V
OH
1.8 V ≤ V
CC
≤ 3.0 V 0.7 × V
CC
V
Logic High Leakage Current V
O-LEAKAGE
1.8 V ≤ V
CC
≤ 3.0 V 0.1 1 µA
PULL-UP RESISTANCE FOR GPIOs (C0 to C9, R0 to R7)
2
R
PULL-UP
100 kΩ
1
Power-up default current. All I/Os default to GPIs and are open; C8 and C9 default to GPIs; I
2
C is idle.
2
GPIO internal pull-ups are approximately 100 kΩ.
Table 3. Capacitance Loading
1
Parameter Symbol Min Typ Max Unit
I/O Input Capacitance C
IN
1 10 pF
I/O Output Loading Capacitance C
OUT
50 pF
Capacitive Load for Each Bus Line C
B
2
400 pF
1
Guaranteed by design.
2
C
B
= total capacitance of one bus line in picofarads.