LTC4259ACGW Linear Technology, LTC4259ACGW Datasheet - Page 25

• Manufacturer Part Number: LTC4259ACGW
• Description: IC CTRLR POE QUAD AC DISC 36SSOP
• Manufacturer: Linear Technology

Specifications of LTC4259ACGW

• Controller Type: Power over Ethernet Controller (POE)
• Interface: I²C
• Voltage - Supply: 3 V ~ 4 V
• Current - Supply: 2.5mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 36-SSOP
• Linear Misc Type: Negative Voltage
• Family Name: LTC4259A
• Operating Supply Voltage (min): -48V
• Operating Supply Voltage (max): -57V
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 36
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

APPLICATIO S I FOR ATIO
CONTROLLER
TO
SMBALERT
U1: FAIRCHILD NC7WZ17
U2, U3: AGILENT HCPL-063L
V
DD
U
GND CPU
CPU
SDA
SCL
U
W
U1
0.1µF
200Ω
200Ω
Figure 20. Optoisolating the I
U
HCPL-063L
HCPL-063L
U3
U2
ISOLATED
0.1µF
ISOLATED
200Ω
200Ω
3.3V
GND
10µF
2
+
C Bus
2k
2k
0.1µF
0.1µF
0.1µF
0.1µF
0.1µF
0.1µF
0.1µF
0.1µF
0.1µF
0.1µF
V
INT
SCL
SDAIN
SDAOUT
AD0
AD1
AD2
AD3
DGND
AGND
V
INT
SCL
SDAIN
SDAOUT
AD0
AD1
AD2
AD3
DGND
AGND
V
INT
SCL
SDAIN
SDAOUT
AD0
AD1
AD2
AD3
DGND
AGND
V
INT
SCL
SDAIN
SDAOUT
AD0
AD1
AD2
AD3
DGND
AGND
V
INT
SCL
SDAIN
SDAOUT
AD0
AD1
AD2
AD3
DGND
AGND
DD
DD
DD
DD
DD
LTC4259A
LTC4259A
LTC4259A
LTC4259A
LTC4259A
BYP
BYP
BYP
BYP
BYP
LTC4259A
•
•
•
4258A F20
I
2
C ADDRESS
0100000
0100001
0100010
0101110
0101111
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