PCA9555N,112 NXP Semiconductors, PCA9555N,112 Datasheet - Page 19

• Manufacturer Part Number: PCA9555N,112
• Description: IC I/O EXPANDER I2C 16B 24DIP
• Manufacturer: NXP Semiconductors

Specifications of PCA9555N,112

• Package / Case: 24-DIP (0.600", 15.24mm)
• Interface: I²C, SMBus
• Number Of I /o: 16
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 2.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Includes: POR
• Logic Family: PCA
• Number Of Lines (input / Output): 16 / 16
• Operating Supply Voltage: 2.3 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Input Voltage: 2.3 V to 5.5 V
• Maximum Clock Frequency: 400 KHz
• Mounting Style: Through Hole
• Number Of Input Lines: 16
• Number Of Output Lines: 16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: OM6285 - EVAL BOARD I2C-2002-1A568-4002 - DEMO BOARD I2C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-2027-5; 935276768112; PCA9555N

NXP Semiconductors
[2]
[3]
PCA9555_8
Product data sheet
Fig 20. V
Fig 22. I
Each I/O must be externally limited to a maximum of 25 mA and each octal (IO0_0 to IO0_7 and IO1_0 to IO1_7) must be limited to a
maximum current of 100 mA for a device total of 200 mA.
The total current sourced by all I/Os must be limited to 160 mA.
V
(V)
(1) I
(2) I
(1) T
(2) T
(3) T
OH
6.0
5.0
4.0
3.0
2.0
2.7
V
OH
OH
DD
DD
amb
amb
amb
OH
= 8 mA
= 10 mA
versus number of I/Os held LOW
= 5.5 V; V
maximum
= 40 C
= +25 C
= +85 C
(1)
(2)
I/O
= 5.5 V; A2, A1, A0 set to logic 0.
3.6
(mA)
I
DD
1.6
1.2
0.8
0.4
0
V
002aac706
DD
all 1s
(V)
Rev. 08 — 22 October 2009
5.5
one 0
Fig 21. V
three 0s
16-bit I
V
(V)
(1) I
(2) I
OH
4.5
3.5
2.5
1.5
number of I/Os
2.3
OH
OH
OH
002aac705
all 0s
2
= 8 mA
= 10 mA
C-bus and SMBus I/O port with interrupt
minimum
(1)
(2)
(3)
3.0
PCA9555
© NXP B.V. 2009. All rights reserved.
(1)
(2)
V
002aac707
DD
(V)
4.75
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