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參數(shù)資料
| 型號： | LTC1694 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | SMBus/I 2 C Accelerator(SMBus/I 2 C加速器) |
| 中文描述： | 的SMBus /的I 2 C加速器（的SMBus /的I 2 C加速器） |
| 文件頁數(shù)： | 2/8頁 |
| 文件大小： | 149K |
| 代理商： | LTC1694 |
2
LTC1694
ORDER PART
NUMBER
LTC1694CS5
(Note 1)
Supply Voltage (V
CC
) ................................................. 7V
SMBus1, SMBus2 Inputs ............ –0.3V to (V
CC
+ 0.3V)
Operating Ambient Temperature Range.......0
°
C to 70
°
C
Junction Temperature...........................................125
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec.).................300
°
C
V
CC
1
GND 2
NC 3
5 SMBus1
4 SMBus2
TOP VIEW
S5 PACKAGE
5-LEAD PLASTIC SOT-23
T
JMAX
= 125
°
C,
θ
JA
= 256
°
C/W
Consult factory for Industrial and Military grade parts.
LTEE
S5 PART MARKING
The
G
denotes specifications that apply over the full operating temperature range, otherwise specifications are at T
A
= 25
°
C.
V
CC
= 2.7V to 6V unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
V
CC
Supply Voltage Range
I
CC
Supply Current
SMBus1 = SMBus2 = Open
I
PULL-UP
Pull-Up Current
SMBus1 = SMBus2 = 0V
Boosted Pull-Up Current
Positive Transition on SMBus ( Figure 1)
Slew Rate = 0.5V/
μ
s, SMBus > V
THRES
V
THRES
Input Threshold Voltage
Slew Rate = 0.5V/
μ
s (Figure 1)
SR
THRES
Slew Rate Detector Threshold
SMBus > V
THRES
t
r
SMBus Rise Time
Bus Capacitance = 200pF (Note 2)
Standard Mode I
2
C Bus Rise Time
Bus Capacitance = 400pF (Note 3)
f
MAX
SMBus Maximum Operating Frequency
(Note 4)
MIN
2.7
20
125
1.0
TYP
MAX
6
100
350
UNITS
V
G
60
275
2.2
μ
A
μ
A
mA
G
G
G
0.4
0.65
0.2
0.32
0.30
0.9
0.5
1.0
1.0
100
V
G
V/
μ
s
μ
s
μ
s
kHz
G
G
G
Note 1:
Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2:
The rise time of an SMBus line is calculated from (V
IL(MAX)
–
0.15V) to (V
IH(MIN)
+ 0.15V) or 0.65V to 2.25V. This parameter is
guaranteed by design and not tested. With a minimum pull-up current of
125
μ
A, a minimum boosted pull-up current of 1mA and a maximum input
threshold voltage of 0.9V:
Rise Time = [(0.9V – 0.65V)/125
μ
A + (2.25V – 0.9V)/1mA] 200pF
= 0.67
μ
s
Note 3:
The rise time of an I
2
C bus line is calculated from V
IL(MAX)
to
V
IH(MIN)
or 1.5V to 3V (with V
CC
= 5V). This parameter is guaranteed by
design and not tested. With a minimum boosted pull-up current of 1mA:
Rise Time = (3V – 1.5V) 400pF/1mA = 0.6
μ
s
Note 4:
This parameter is guaranteed by design and not tested.
ABSOLUTEW
W
W
U
PACKAGE/ORDER U
U
W
ELECTRICAL CHARACTERISTICS
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LTC1694-1CS5 | 制造商:Linear Technology 功能描述:SMBus/I2C Accelerator 5-Pin TSOT-23 |
| LTC1694-1CS5#PBF | 制造商:Linear Technology 功能描述:SMBus/I2C Accelerator 5-Pin TSOT-23 制造商:Linear Technology 功能描述:IC I2C / SMBUS ACCELERATOR 5 制造商:Linear Technology 功能描述:IC, I2C / SMBUS ACCELERATOR, 5SOT-23 |
| LTC1694-1CS5#TR | 功能描述:IC ACCEL SMBUS DUAL TSOT23-5 RoHS:否 類別:集成電路 (IC) >> 接口 - 專用 系列:- 特色產品:NXP - I2C Interface 標準包裝:1 系列:- 應用:2 通道 I²C 多路復用器 接口:I²C，SM 總線 電源電壓:2.3 V ~ 5.5 V 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:16-TSSOP 包裝:剪切帶 (CT) 安裝類型:表面貼裝 產品目錄頁面:825 (CN2011-ZH PDF) 其它名稱:568-1854-1 |
| LTC1694-1CS5#TRM | 功能描述:IC ACCEL SMBUS DUAL TSOT23-5 RoHS:否 類別:集成電路 (IC) >> 接口 - 專用 系列:- 特色產品:NXP - I2C Interface 標準包裝:1 系列:- 應用:2 通道 I²C 多路復用器 接口:I²C，SM 總線 電源電壓:2.3 V ~ 5.5 V 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:16-TSSOP 包裝:剪切帶 (CT) 安裝類型:表面貼裝 產品目錄頁面:825 (CN2011-ZH PDF) 其它名稱:568-1854-1 |
| LTC1694-1CS5#TRMPBF | 功能描述:IC ACCEL SMBUS DUAL TSOT23-5 RoHS:是 類別:集成電路 (IC) >> 接口 - 專用 系列:- 特色產品:NXP - I2C Interface 標準包裝:1 系列:- 應用:2 通道 I²C 多路復用器 接口:I²C，SM 總線 電源電壓:2.3 V ~ 5.5 V 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:16-TSSOP 包裝:剪切帶 (CT) 安裝類型:表面貼裝 產品目錄頁面:825 (CN2011-ZH PDF) 其它名稱:568-1854-1 |
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