參數(shù)資料
型號: DS1621S+
廠商: Maxim Integrated
文件頁數(shù): 12/16頁
文件大?。?/td> 337K
描述: IC THERMOMETER/STAT DIG 8-SOIC
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 100
功能: 溫度計,恒溫計
傳感器類型: 內(nèi)部
感應溫度: -55°C ~ 125°C
精確度: ±2°C(最小值)
拓撲: ADC(三角積分型),比較器,寄存器庫
輸出類型: I²C?/SMBus?
輸出警報:
輸出風扇:
電源電壓: 2.7 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-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 8-SOIC
包裝: 管件
產(chǎn)品目錄頁面: 1435 (CN2011-ZH PDF)
DS1621
 
12 of 16
MEMORY FUNCTION EXAMPLE
Example: Bus master sets up DS1621 for continuous conversion and thermostatic function.
 
BUS MASTER
MODE
DS1621
MODE
DATA (MSB
FIRST)
 
COMMENTS
TX
RX
START
Bus Master initiates a START condition.
TX
RX
<address,0>
Bus Master sends DS1621 address; R/
W  = 0. 
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
ACh
Bus Master sends Access Config command protocol.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
02h
Bus Master sets up DS1621 for output polarity active
high, continuous conversion.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
START
Bus Master generates a repeated START condition.
TX
RX
<address,0>
Bus Master sends DS1621 address; R/
W  = 0. 
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
A1h
Bus Master sends Access TH command.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
28h
Bus Master sends first byte of data for TH limit of
+40癈.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
00h
Bus Master sends second byte of data for TH limit of
+40癈.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
START
Bus Master generates a repeated START condition.
TX
RX
<address,0>
Bus Master sends DS1621 address; R/
W  = 0. 
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
A2h
Bus Master sends Access TL command.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
0Ah
Bus Master sends first byte of data for TL limit of
+10癈.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
00h
Bus Master sends second byte of data for TL limit of
+10癈.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
START
Bus Master generates a repeated START condition.
TX
RX
<address,0>
Bus Master sends DS1621 address; R/
W  = 0. 
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
EEh
Bus Master sends Start Convert T command protocol.
RX
TX
ACK
DS1621 generates acknowledge bit.
TX
RX
STOP
Bus Master initiates STOP condition.
 
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