IES5501D Hendon Semiconductors, IES5501D Datasheet - Page 7

• Manufacturer Part Number: IES5501D
• Description: Buffers & Line Drivers 2.7-5.5V 4.3mA 90ns 400-1000kHz
• Manufacturer: Hendon Semiconductors

Specifications of IES5501D

• Logic Family: IE5501
• Number Of Channels Per Chip: Dual
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Temperature: 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Supply Current: 4.3 mA
• Logic Type: Bidirectional Bus Buffer
• Package / Case: MSOP-8L
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2008 Jun 13, Revision 1.4
Bus
Master
U1
V
CC
SCL
SDA
(which allows multiple outputs to be selected)
Fig.12 IES5501 isolating the standard I
you would simply place an IES5501 on each
SCL
SDA
output on the right hand side, rather than
a single IES5501 on the left hand side.
Alternately, using the PCA9546A,
IES5501 provides bus isolation and simplifies calculation of bus RC components
3.3V
R1
1.1k
R1
1.5k
Isolated I C Bus
R2
1.5k
R2
1.1k
Fig.13 IES5501 multiplexer isolation application
(refer App. Note AN102)
S
S
EN
S
S
EN
A1
B1
IES5501
No pullup req’d.
A1
B1
2
IES5501
5V
V
U2
CC
V
U1
CC
S
S
A2
B2
S
S
A2
B2
R3
1.1k
2
C bus from a P82B715 used as a line driver
7
Fast Dual Bi-Directional Bus Buffer
Long cable run
R4
1.1k
S
S
X
Y
P82B715
5V
V
U2
CC
3.3V
SCL
SDA
RESET\
A0
A1
A2
PCA9544A
L
L
X
Y
V
U3
CC
SC0
SD0
SC1
SD1
SC2
SD2
SC3
SD3
R3
R4
connected to each and
up to 400pF may be
Using the IES5501,
every bus 0 thru’ 3
5501-cct4
Product Specification
IES5501
5501-cct3