PCF8574TD NXP Semiconductors, PCF8574TD Datasheet - Page 15

• Manufacturer Part Number: PCF8574TD
• Description: I/O Expander 16-Pin SO Tube
• Manufacturer: NXP Semiconductors

Specifications of PCF8574TD

• Package: 16SO
• Operating Temperature: -40 to 85 °C
• Chip Configuration: 8 Bit
• Bus Frequency: 100kHz
• Ic Interface Type: I2C
• No. Of I/o's: 8
• Supply Voltage Range: 2.5V To 6V
• Digital Ic Case Style: SOIC
• No. Of Pins: 16
• Termination Type: SMD
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Philips Semiconductors
Note
1. The Power-on reset circuit resets the I
2002 Nov 22
I/Os
V
V
I
I
I
I
C
C
Port timing; C
t
t
t
Interrupt INT (see Fig.14)
I
I
T
t
t
Select inputs A0 to A2
V
V
I
IHL(max)
OL
OH
OHt
pv
su
h
OL
L
iv
ir
LI
SYMBOL
IMING
IL
IH
IL
IH
i
o
Remote 8-bit I/O expander for I
V
DD
; C
).
L
100 pF
LOW level input voltage
HIGH level input voltage
maximum allowed input
current through protection
diode
LOW level output current
HIGH level output current
transient pull-up current
input capacitance
output capacitance
output data valid
input data set-up time
input data hold time
LOW level output current
leakage current
input data valid time
reset delay time
LOW level input voltage
HIGH level input voltage
input leakage current
L
100 pF (see Figs 11 and 12)
PARAMETER
2
C-bus logic at V
V
V
V
HIGH during acknowledge
(see Fig.15); V
V
V
V
pin at V
I
OL
OH
DD
OL
I
= V
2
= 1 V; V
= 0.4 V
V
= 2.5 V
= V
C-bus
DD
DD
CONDITIONS
DD
SS
or V
or V
or V
DD
I
SS
15
DD
OH
SS
= 5 V
V
< V
SS
= V
POR
SS
;
and sets all I/Os to logic 1 (with current source to
0.7V
10
30
0
4
1.6
0.7V
0.5
1
0.5
250
MIN.
DD
DD
25
1
TYP.
+0.3V
V
300
10
10
4
+1
4
4
+0.3V
V
+250
400
Product specification
DD
DD
MAX.
+ 0.5
+ 0.5
PCF8574
DD
DD
V
V
mA
mA
pF
pF
mA
V
V
nA
A
A
s
s
s
A
s
s
UNIT