參數(shù)資料
型號(hào): LTC4300-2CMS8
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: Hot Swappable 2-Wire Bus Buffers
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: PLASTIC, MSOP-8
文件頁(yè)數(shù): 3/12頁(yè)
文件大?。?/td> 198K
代理商: LTC4300-2CMS8
LTC4300A-3
3
sn4300a3 4300a3fs
Note 1:
Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2:
I
PULLUPAC
varies with temperature and V
CC
voltage, as shown in
the Typical Performance Characteristics section.
Note 3:
The connection circuitry always regulates its output to a higher
voltage than its input. The magnitude of this offset voltage as a function of
the pullup resistor and V
CC
voltage is shown in the Typical Performance
Characteristics section.
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specfications are at T
A
= 25
°
C. V
CC
= 2.7V to 5.5V, V
CC2
= 2.7V to 5.5V, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
Rise-Time Accelerators
I
PULLUPAC
Transient Boosted Pull-Up Current
Positive Transition on SDA, SCL, V
CC
= 2.7V,
V
CC2
= 2.7V, Slew Rate = 1.25V/
μ
s (Note 2)
Input-Output Connection
V
OS
Input-Output Offset Voltage
10k to V
CC
on SDA, SCL, V
CC
= 3.3V (Note 3),
V
CC2
= 3.3V, V
IN
= 0.2V
f
SCL, SDA
Operating Frequency
Guaranteed by Design, Not Subject to Test
C
IN
Digital Input Capacitance
Guaranteed by Design, Not Subject to Test
V
OL
Output Low Voltage, Input = 0V
SDA, SCL Pins, I
SINK
= 3mA, V
CC
= 2.7V,
V
CC2
= 2.7V
I
LEAK
Input Leakage Current
SDA, SCL Pins = V
CC
= 5.5V, V
CC2
= 5.5V
Timing Characteristics
f
I2C
(Note 4)
t
BUF
Bus Free Time Between Stop
(Note 4)
and Start Condition
t
hD,STA
Hold Time After (Repeated)
(Note 4)
Start Condition
t
su,STA
Repeated Start Condition Setup Time
(Note 4)
t
su,STO
Stop Condition Setup Time
(Note 4)
t
hD, DAT
Data Hold Time
(Note 4)
t
su, DAT
Data Setup Time
(Note 4)
t
LOW
Clock Low Period
(Note 4)
t
HIGH
Clock High Period
(Note 4)
t
f
Clock, Data Fall Time
(Notes 4, 5)
t
r
Clock, Data Rise Time
(Notes 4, 5)
The
denotes the specifications which apply over the full operating
MIN
TYP
MAX
UNITS
Note 4:
Guaranteed by design, not subject to test.
Note 5:
C
B
= total capacitance of one bus line in pF.
1
2
mA
0
100
175
mV
0
400
10
0.4
kHz
pF
0
V
±
5
μ
A
I
2
C Operating Frequency
0
400
kHz
μ
s
1.3
0.6
μ
s
0.6
0.6
300
100
1.3
0.6
μ
s
μ
s
ns
ns
μ
s
μ
s
ns
ns
20 + 0.1 C
B
20 + 0.1 C
B
300
300
相關(guān)PDF資料
PDF描述
LTC4300-2IMS8 Hot Swappable 2-Wire Bus Buffers
LTC4300A-3CDD Level Shifting Hot Swappable 2-Wire Bus Buffer with Enable
LTC4300A-3CMS8 Level Shifting Hot Swappable 2-Wire Bus Buffer with Enable
LTC4300A-3IDD Level Shifting Hot Swappable 2-Wire Bus Buffer with Enable
LTC4300A-3IMS8 Level Shifting Hot Swappable 2-Wire Bus Buffer with Enable
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