LTC4306CGN#TR Linear Technology, LTC4306CGN#TR Datasheet - Page 20

• Manufacturer Part Number: LTC4306CGN#TR
• Description: IC MUX 4CH 2-WIRE BUS 24-SSOP
• Manufacturer: Linear Technology

Specifications of LTC4306CGN#TR

• Applications: Multiplexer with Amplifier
• Interface: SMBus (2-Wire/I²C)
• Voltage - Supply: 2.2 V ~ 5.5 V
• Package / Case: 24-SSOP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

APPLICATIO S I FOR ATIO
LTC4306
RELATED PARTS
20
PART NUMBER
LTC1380/LTC1393
LTC1427-50
LTC1694/LTC1694-1
LT
LTC1695
LTC1840
LTC4300A-1/LTC4300A-2 Hot Swappable 2-Wire Bus Buffer
LTC4300A-3
LTC4301
LTC4301L
LTC4303/LTC4304
LTC4305
ThinSOT is a trademark of Linear Technology Corporation.
®
1786F
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
CONTROLLER
MICRO-
U
●
DESCRIPTION
Single-Ended 8-Channel/Diffierential 4-Channel Analog
Mux with SMBus Interface
Micropower, 10-Bit Current Output DAC with SMBus
Interface
SMBus Accelerator
SMBus Controlled CCFL Switching Regulator
SMBus/I
Dual I
Hot Swappable 2-Wire Bus Buffer
Supply Independent Hot Swappable 2-Wire Bus Buffer
Hot Swappable 2-Wire Bus Buffer with Low Voltage
Level Translation
How Swappable Bus Buffers with Stuck Bus Recovery
2-Channel 2-Wire Multiplexer with Capacitance
Buffering
FAX: [phone]
U
2
C Fan Speed Controller
2
C Fan Speed Controller in ThinSOT
V
CC
R2
10k
W
R1
1k
V
Figure 8. Downstream Side Hot-Swapping Application
CC
R3
10k
●
= 3.3V
www.linear.com
LED
R4
10k
OPEN
U
R5
10k
SCLIN
SDAIN
ENABLE
READY
GPI01
GPI02
ADR2
ADR1
ADR0
GND
ALERT
ADDRESS = 1010 000
TM
LTC4306UFD
V
CC
ALERT2
ALERT3
ALERT4
ALERT1
SDA2
SDA3
SDA4
SCL2
SDA1
SCL3
SCL4
SCL1
C1
0.01µF
COMMENTS
Low R
32 Single or 16 Differential Channels
Precision 50µA ±2.5% Tolerance Over Temperature, 4 Selectable
SMBus Addresses, DAC Powers Up at Zero or Midscale
Improved SMBus/I
SMBus/I
1.25A, 200kHz, Floating or Grounded Lamp Configurations
0.75Ω PMOS 180mA Regulator, 6-Bit DAC
Two 100µA 8-Bit DACs, Two Tach Inputs, Four GPIO
Isolates Backplane and Card Capacitances
Provides Level Shifting and Enable Functions
Supply Independent
Allows Bus Pull-Up Voltages as Low as 1V on SDAIN and SCLIN
Recover Stuck Buses with Automatic Clocking
2 Selectable Downstream Buses, Stuck Bus Disconnect, Rise Time
Accelerators, Fault Reporting, ±10kV HBM ESD Tolerance
4306 F08
ON
R6
10k
R9
10k
R12
10k
R15
10k
2
: 35Ω Single-Ended/70Ω Differential, Expandable to
C Devices
V
V
V
CC3
CC4
CC2
R7
10k
R10
10k
R13
10k
R16
10k
= 2.5V
= 3.3V
= 5V
2
C Rise Time, Ensures Data Integrity with Multiple
R8
10k
R11
10k
R14
10k
R17
10k
TEMPERATURE
TEMPERATURE
© LINEAR TECHNOLOGY CORPORATION 2005
MONITOR
VOLTAGE
SENSOR
SENSOR
LT/LWI/TP 0805 500 • PRINTED IN USA
MONITOR
I/O CARD
VOLTAGE
4306f