参数资料
型号: MAX6683AUB+T
厂商: Maxim Integrated
文件页数: 11/14页
文件大小: 0K
描述: IC TEMP SENSOR MON 10-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
功能: 温度监控系统(传感器)
传感器类型: 内部
感应温度: -40°C ~ 125°C
精确度: ±3°C(最小值)
拓扑: ADC,多路复用器,寄存器库
输出类型: I²C?/SMBus?
输出警报:
输出风扇:
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-uMAX
包装: 带卷 (TR)
Temperature Sensor and
System Monitor in a 10-Pin μMAX
A
t LOW
B
t HIGH
C
D
E
F
G
H
I
J
K
L
M
SMBCLK
SMBDATA
t SU:STA
t HD:STA
t SU:DAT
t HD:DAT
t SU:STO t BUF
A = START CONDITION
B = MSB OF ADDRESS CLOCKED INTO SLAVE
C = LSB OF ADDRESS CLOCKED INTO SLAVE
D = R/W BIT CLOCKED INTO SLAVE
E = SLAVE PULLS SMBDATA LINE LOW
Figure 3. SMBus Write Timing Diagram
F = ACKNOWLEDGE BIT CLOCKED INTO MASTER
G = MSB OF DATA CLOCKED INTO SLAVE
H = LSB OF DATA CLOCKED INTO SLAVE
I = SLAVE PULLS SMBDATA LINE LOW
J = ACKNOWLEDGE CLOCKED INTO MASTER
K = ACKNOWLEDGE CLOCK PULSE
L = STOP CONDITION, DATA EXECUTED BY SLAVE
M = NEW START CONDITION
A
t LOW
B
t HIGH
C
D
E
F
G
H
I
J
K
L
M
SMBCLK
SMBDATA
t SU:STA
t HD:STA
t SU:DAT
t SU:STO t BUF
A = START CONDITION
B = MSB OF ADDRESS CLOCKED INTO SLAVE
C = LSB OF ADDRESS CLOCKED INTO SLAVE
D = R/W BIT CLOCKED INTO SLAVE
E = SLAVE PULLS SMBDATA LINE LOW
F = ACKNOWLEDGE BIT CLOCKED INTO MASTER
G = MSB OF DATA CLOCKED INTO MASTER
H = LSB OF DATA CLOCKED INTO MASTER
J = ACKNOWLEDGE CLOCKED INTO SLAVE
K = ACKNOWLEDGE CLOCK PULSE
L = STOP CONDITION
M = NEW START CONDITION
I = MASTER PULLS DATA LINE LOW
Figure 4. SMBus Read Timing Diagram
SMBus/I 2 C-Compatible Digital Interface
From a software prospective, the MAX6683 appears as
a set of byte-wide registers that contain voltage and tem-
perature data, alarm threshold values, or control bits.
The device employs five standard SMBus protocols:
write byte, read byte, read word, send byte, and
receive byte (Figures 2, 3, 4).
Slave Address
The device address can be set to one of four different
values by pin strapping ADD to GND, SDA, SCL, or
V CC , so more than one MAX6683 can reside on the
same bus without address conflicts (Table 1). The
address pin state is checked at the beginning of each
SMBus/I 2 C transaction and is insensitive to glitches on
V CC . Any address code can also be written to the
Serial Address Register and overwrites the code set by
connecting the ADD pin until the MAX6683 is taken
through a POR cycle.
The MAX6683 also responds to the SMBus alert
response address (see Alert Response Address ).
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