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LTC4302-2 数据表(PDF) 2 Page - Linear Technology

部件名 LTC4302-2
功能描述  Addressable 2-Wire Bus Buffers
PDF  20 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC4302-2 数据表(HTML) 2 Page - Linear Technology

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background image
LTC4302-1/LTC4302-2
2
sn430212 430212fs
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply/Start-Up
VCC
Positive Supply Voltage
LTC4302-1
q
2.7
5.5
V
VCC2
Card Side Supply Voltage
LTC4302-2
q
2.7
5.5
V
ICC
Supply Current
VSDAIN = 0V, VCC = 5.5V (Note 2) LTC4302-1
q
5.9
8
mA
IVCC
VCC Supply Current
VSDAIN = 0V, VCC = VCC2 = 5.5V
q
3.4
5
mA
(Note 2) LTC4302-2
IVCC2
VCC2 Supply Current
VSDAIN = 0V, VCC = VCC2 = 5.5V
q
2.3
4
mA
(Note 2) LTC4302-2
VUVLOU
UVLO Upper Threshold
VCC Rising
q
2.5
2.7
V
VUVLOL
UVLO Lower Threshold
VCC Falling
2.35
V
VUVLO2U
VCC2 UVLO Upper Threshold
LTC4302-2
q
2.5
2.7
V
VUVLO2L
VCC2 UVLO Lower Threshold
LTC4302-2
2.35
V
VPRE
Precharge Voltage
SDA, SCL Floating
q
0.8
1
1.2
V
VTHCONN
CONN Threshold Voltage
q
0.8
1.5
2.2
V
tPHL
CONN Delay, On-Off
60
ns
tPLH
CONN Delay, Off-On
20
ns
VCC to GND ................................................. –0.3V to 7V
SDAIN, SCLIN, SDAOUT, SCLOUT,
GPIO1, CONN, GPIO2 (LTC4302-1),
VCC2 (LTC4302-2)........................................ –0.3V to 7V
ADDRESS ....................................... –0.3V to VCC + 0.3V
ORDER PART
NUMBER
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTC4302CMS-1
LTC4302IMS-1
(Note 1)
TJMAX = 125°C, θJA = 130°C/W
MS PART MARKING
LTYF
LTYG
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
Operating Temperature Range
LTC4302C-1/LTC4302C-2 ...................... 0
°C to 70°C
LTC4302I-1/LTC4302I-2 .................... – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 125°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ORDER PART
NUMBER
MS PART MARKING
1
2
3
4
5
SDAIN
SCLIN
CONN
ADDRESS
GND
10
9
8
7
6
SDAOUT
SCLOUT
VCC
GPIO2
GPIO1
TOP VIEW
MS PACKAGE
10-LEAD PLASTIC MSOP
LTC4302CMS-2
LTC4302IMS-2
LTABY
LTABZ
ELECTRICAL CHARACTERISTICS
The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
VCC = 2.7V to 5.5V (LTC4302-1), VCC = VCC2 = 2.7V to 5.5V (LTC4302-2) unless otherwise noted.
TJMAX = 125°C, θJA = 130°C/W
1
2
3
4
5
SDAIN
SCLIN
CONN
ADDRESS
GND
10
9
8
7
6
SDAOUT
SCLOUT
VCC
VCC2
GPIO1
TOP VIEW
MS PACKAGE
10-LEAD PLASTIC MSOP



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