SI3453A-B01-GM Silicon Laboratories Inc, SI3453A-B01-GM Datasheet - Page 11

• Manufacturer Part Number: SI3453A-B01-GM
• Description: IC POE CONTROLLER MIDSPAN 40QFN
• Manufacturer: Silicon Laboratories Inc

Specifications of SI3453A-B01-GM

• Package / Case: 40-QFN
• Controller Type: Power over Ethernet Controller (POE)
• Interface: I²C
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 14mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Maximum Power Dissipation: 1.2 W
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Product: Ethernet Controllers
• Standard Supported: IEEE 802.3at, IEEE 802.3af
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Supply Current (max): 14 mA
• Maximum Operating Temperature: + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 336-1838-5

2. PSE System-Level Diagrams
3. PSE Application Diagrams
Figure 3. 4-Port Application Diagram Using DC– or dV/dt Disconnect and I
Controller
Host
Host / Switch
Bidirectional
Isolator
(e.g. TLV431)
1.1 V
I2C
Figure 2. 4-Port System with Direct Host Connection
44.2 k
1%
AD0
AD1
AD2
AD3
VREF
RBIAS
SDA
VEE
–54 V
SCL
RST
INT
Si84xx Digital
VEE[4:1]
Isolator
SDA
SCL
RST
INT
VOUT4
Si3452/3
VOUT3
Rev. 0.42
+3.3 V
VDD
VOUT2
AGND
or low to
Tie high
address
GND12/34
select
VOUT1
DGND
DET4
DET3
DET2
DET1
RAM
OTP
I2C
Measurement
Si3452/3
Mixed Signal
Subsystem
Resources
PSE State
Machines
and
2
C Host Interface
Si3452/3
PORT1
PORT2
PORT3
PORT4
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