參數(shù)資料
型號: MAX7500MTA+T
廠商: Maxim Integrated
文件頁數(shù): 5/13頁
文件大?。?/td> 710K
描述: IC TEMP SENSOR DGTL 8TDFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
功能: 溫度監(jiān)視系統(tǒng)(傳感器),監(jiān)視器
傳感器類型: 內(nèi)部
感應(yīng)溫度: -55°C ~ 125°C
精確度: ±3°C(最小值)
拓撲: ADC(三角積分型),寄存器庫
輸出類型: I²C?/SMBus?
輸出警報:
輸出風(fēng)扇:
電源電壓: 3 V ~ 5.5 V
工作溫度: -55°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-WFDFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 8-TDFN-EP(2x2)
包裝: 帶卷 (TR)
Digital Temperature Sensors and Thermal
Watchdog with Bus Lockup Protection
_______________________________________________________________________________________   5
I
2
C-Compatible Bus Interface
From a software perspective, the MAX7500MAX7504
appear as a set of byte-wide registers that contain tem-
perature data, alarm threshold values, and control bits.
A standard I
2
C-compatible 2-wire serial interface reads
temperature data and writes control bits and alarm
threshold data. Each device responds to its own I
2
C
slave address, which is selected using A0, A1, and A2.
See Table 1.
The MAX7500MAX7504 employ four standard I
2
C
protocols: write byte, read byte, send byte, and receive
byte (Figures 1, 2, and 3). The shorter receive byte pro-
tocol allows quicker transfers, provided that the correct
data register was previously selected by a read-byte
instruction. Use caution when using the shorter proto-
cols in multimaster systems, as a second master could
overwrite the command byte without informing the first
master. The MAX7500 has eight different slave
addresses available; therefore, a maximum of eight
MAX7500 devices can share the same bus. The
MAX7501MAX7504 each have four different slave
addresses available.
DEVICE
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
MAX7500
1
0
0
1
A2
A1
A0
RD/W
MAX7501
1
0
0
1
1
A1
A0
RD/W
MAX7502
1
0
0
1
0
A1
A0
RD/W
MAX7503
1
0
0
1
1
A1
A0
RD/W
MAX7504
1
0
0
1
0
A1
A0
RD/W
Table 1. I
2
C Slave Addresses
t
BUF
t
SU:STO
t
HD:STA
t
SU:STA
t
HD:DAT
t
HIGH
t
LOW
t
SU:DAT
t
HD:STA
SCL
SDA
t
F
t
R
ACKNOWLEDGE
(A)
STOP
CONDITION
(P)
START
CONDITION
(S)
START
CONDITION
(S)
REPEATED START
CONDITION
(SR)
PARAMETERS ARE MEASURED FROM 10% TO 90%.
Figure 1. Serial Bus Timing
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MAX7500MUA-T 功能描述:板上安裝溫度傳感器 RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor
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