MCP23008 Microchip Technology, MCP23008 Datasheet - Page 24

• Manufacturer Part Number: MCP23008
• Description: 8-Bit I/O Expander with Serial Interface
• Manufacturer: Microchip Technology

MCP23008/MCP23S08
2.1
DS21919D-page 24
DC Characteristics
Note 1:
Param
D001
D002
D003
D004
D005
D030
D031
D040
D041
D060
D065
D070
D080
D090
D101
D102
No.
DC Characteristics
Supply Voltage
V
Ensure Power-on
Reset
V
Ensure Power-on
Reset
Supply Current
Standby current
Input Low-Voltage
A0, A1 (TTL buffer)
CS, GPIO, SCL/SCK,
SDA, A2, RESET
(Schmitt Trigger)
Input High-Voltage
A0, A1
(TTL buffer)
CS, GPIO, SCL/SCK,
SDA, A2, RESET
(Schmitt Trigger)
Input Leakage Current
I/O port pins
Output Leakage Current
I/O port pins
GPIO weak pull-up
current
Output Low-Voltage
GPIO
INT
SO, SDA
SDA
Output High-Voltage
GPIO, INT, SO
Capacitive Loading Specs on Output Pins
GPIO, SO, INT
SDA
This parameter is characterized, not 100% tested.
DD
DD
Characteristic
Start Voltage to
Rise Rate to
Operating Conditions (unless otherwise indicated):
1.8V ≤ V
4.5V ≤ V
SV
V
Sym
I
V
V
V
C
I
DDS
V
V
I
C
I
POR
I
DD
LO
PU
OH
DD
OL
IL
IH
IL
IO
DD
B
DD
DD
0.25 V
≤ 5.5V at -40°C ≤ T
≤ 5.5V at -40°C ≤ T
V
V
0.8 V
DD
DD
0.05
Min
V
V
1.8
40
—
—
—
—
—
—
—
—
—
—
—
—
DD
SS
SS
– 0.7
– 0.7
DD
+ 0.8
V
Typ
75
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
SS
A
A
≤ +85°C (I-Temp)
≤ +125°C (E-Temp) (Note 1)
0.15 V
0.2 V
Max
V
V
115
400
5.5
0.6
0.6
0.6
0.8
±1
±1
50
—
—
—
—
1
1
2
DD
DD
DD
DD
Units
V/ms Design guidance only.
mA
µA
µA
µA
µA
µA
pF
pF
V
V
V
V
V
V
V
V
V
V
V
© 2007 Microchip Technology Inc.
Not tested.
SCL/SCK = 1 MHz
4.5V - 5.5V @ +125°C
(Note 1)
For entire V
V
V
V
–40°C ≤ T
I
I
I
I
I
I
OL
OL
OL
OL
OH
OH
SS
SS
DD
= 8.5 mA, V
= 1.6 mA, V
= 3.0 mA, V
= 3.0 mA, V
= -3.0 mA, V
= -400 µA, V
≤ V
≤ V
= 5V, GP Pins = V
PIN
PIN
Conditions
A
≤ V
≤ V
DD
≤ +85°C
DD
DD
range.
DD
DD
DD
DD
DD
DD
= 4.5V
= 4.5V
= 1.8V
= 4.5V
= 4.5V
= 1.8V
SS