參數(shù)資料
型號: MAX6648-MAX6692
廠商: Maxim Integrated Products, Inc.
英文描述: 10 AMP MINIATURE POWER RELAY
中文描述: 精密SMBus兼容,遠端/本地溫度傳感器與過溫報警
文件頁數(shù): 3/17頁
文件大小: 280K
代理商: MAX6648-MAX6692
M
Precision SMBus-Compatible Remote/Local
Temperature Sensors with Overtemperature Alarms
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 3.0V to 5.5V, T
A
= -55
°
C to +125
°
C, unless otherwise specified. Typical values are at V
CC
= 3.3V and T
A
= +85
°
C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
ALERT
,
OVERT
I
SINK
= 1mA
Output Low Voltage
I
SINK
= 4mA
Output High Leakage Current
V
OH
= 5.5V
SMBus-COMPATIBLE INTERFACE (SCLK AND SDA)
Logic Input Low Voltage
V
IL
V
CC
= 3.0V
Logic Input High Voltage
V
IH
V
CC
= 5.5V
Input Leakage Current
I
LEAK
V
IN
= GND or V
CC
Output Low-Sink Current
I
SINK
V
OL
= 0.6V
Input Capacitance
C
IN
SMBus-COMPATIBLE TIMING
(Note 2)
Serial Clock Frequency
f
SCLK
(Note 3)
Bus Free Time Between STOP
and START Condition
MIN
TYP
MAX
UNITS
0.4
0.6
1
V
μA
0.8
V
2.2
2.6
-1
6
V
+1
μA
mA
pF
5
100
kHz
t
BUF
4.7
μs
START Condition Setup Time
4.7
μs
Repeat START Condition Setup
Time
t
SU:STA
90% to 90%
50
ns
START Condition Hold Time
STOP Condition Setup Time
Clock Low Period
Clock High Period
Data Setup Time
Receive SCLK/SDA Rise Time
Receive SCLK/SDA Fall Time
Pulse Width of Spike Suppressed
SMBus Timeout
t
HD:STA
t
SU:STO
t
LOW
t
HIGH
t
HD:DAT
t
R
t
F
t
SP
t
TIMEOUT
10% of SDA to 90% of SCLK
90% of SCLK to 90% of SDA
10% to 10%
90% to 90%
(Note 4)
4
4
μs
μs
μs
μs
μs
μs
ns
ns
ms
4.7
4
250
1
300
50
45
0
25
SDA low period for interface reset
37
Note 1:
All parameters tested at a single temperature. Specifications over temperature are guaranteed by design.
Note 2:
Timing specifications guaranteed by design.
Note 3:
The serial interface resets when SCLK is low for more than t
TIMEOUT
.
Note 4:
A transition must internally provide at least a hold time to bridge the undefined region (300ns max) of SCLK
s falling edge.
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