參數(shù)資料
型號: DS1994L-F5
英文描述: 4kb Plus Time Memory iButton
中文描述: 4KB的另外iButton的時(shí)間內(nèi)存
文件頁數(shù): 17/22頁
文件大?。?/td> 254K
代理商: DS1994L-F5
DS1994
Figure 10. INITIALIZATION PROCEDURE RESET AND PRESENCE PULSES
17 of 22
RESISTOR
MASTER
DS1994
MASTER RX "PRESENCE PULSE"
480μs
t
RSTL
<
*
480μs
t
RSTH
<
**
15μs
t
PDH
< 60μs
60
t
PDL
< 240μs
MASTER TX
"RESET PULSE"
V
PULLUP
V
PULLUP MIN
V
IH MIN
V
IL MAX
0V
t
RSTH
t
RSTL
t
PDH
t
PDL
t
R
** Includes recovery time
* In order not to mask interrup signaling
by other devices on the 1-Wire bus, t
RSTL
+ t
R
should always be less than 960 us.
Figure 11. READ/WRITE TIMING DIAGRAM
Write-One Time Slot
15μs
60μs
DS1994
Sampling Window
V
PULLUP
V
PULLUP MIN
V
IH MIN
V
IL MAX
0V
t
SLOT
t
REC
t
LOW1
60μs
t
SLOT
< 120μs
1μs
t
LOW1
< 15μs
1μs
t
REC
<
RESISTOR
MASTER
相關(guān)PDF資料
PDF描述
DS1994 4kb Plus Time Memory iButton
DS1995 16-kbit Memory iButton
DS1995L-F5 16-kbit Memory iButton
DS1996 64kbit Memory iButtonTM
DS1996L-F5 64kbit Memory iButtonTM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1994L-F5+ 功能描述:iButton RoHS:否 存儲類型:SRAM 存儲容量:512 B 組織: 工作電源電壓:3 V to 5.25 V 接口類型:1-Wire 最大工作溫度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封裝 / 箱體:F5 MicroCan 制造商:Maxim Integrated
DS1994L-F5-W 功能描述:iButton RoHS:否 存儲類型:SRAM 存儲容量:512 B 組織: 工作電源電壓:3 V to 5.25 V 接口類型:1-Wire 最大工作溫度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封裝 / 箱體:F5 MicroCan 制造商:Maxim Integrated
DS1994-LFS 制造商: 功能描述: 制造商:undefined 功能描述:
DS1995 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:16-kbit Memory iButton
DS1995L-F5 功能描述:iButton RoHS:否 存儲類型:SRAM 存儲容量:512 B 組織: 工作電源電壓:3 V to 5.25 V 接口類型:1-Wire 最大工作溫度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封裝 / 箱體:F5 MicroCan 制造商:Maxim Integrated