FN6679.2 October 27, 2011 Shutdown Mode The ISL22512 enters into Shutdown Mode if both PU and PD inputs are kept LOW for 2 seconds. In th" />
參數(shù)資料
型號: ISL22512WFB8Z
廠商: Intersil
文件頁數(shù): 11/11頁
文件大?。?/td> 0K
描述: IC POT DGTL PB 16TP LN LP 8-SOIC
標準包裝: 980
系列: XDCP™
接片: 16
電阻(歐姆): 10k
電路數(shù): 1
溫度系數(shù): 標準值 ±80 ppm/°C
存儲器類型: 非易失
接口: 2 線按鈕
電源電壓: 2.7 V ~ 5.5 V
工作溫度: -40°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
9
FN6679.2
October 27, 2011
Shutdown Mode
The ISL22512 enters into Shutdown Mode if both PU and
PD inputs are kept LOW for 2 seconds. In this mode, the
resistors array is totally disconnected from its RH pin and the
wiper is moved to position closest to RL pin, as shown in
Figure 13. Note, that PU and PD inputs must be pulled LOW
within tDB time window of 15ms, see “Shutdown Mode
Timing” on page 5. Otherwise all command will be ignored till
both inputs will be released.
Holding either PU, PD or ASE input LOW for more than
15ms will exit shutdown mode and return wiper to prior
shutdown position. If PU or PD will be held LOW for more
than 250ms, the ISL22512 will start auto-increment or
auto-decrement of wiper position.
RTOTAL with VCC Removed
The end- to-end resistance of the array will fluctuate once
VCC is removed.
RL
RW
RH
FIGURE 13. DCP CONNECTION IN SHUTDOWN MODE
Revision History
The revision history provided is for informational purposes only and is believed to be accurate, but not warranted. Please go to web to make sure
you have the latest Rev.
DATE
REVISION
CHANGE
07/06/09
FN6679.2
Added reliability information on page 1 under Features and EEPROM Specifications in DC Electrical Spec
Table.
Changed Tja for 8 LD SOIC from “120” to “125”
Added Revision History
07/17/08
FN6679.1
1. Removed U option specs from table as there is no U option for this device.
2. Updated Pb-free note to new verbiage.
03/24/08
FN6679.0
Initial Release to web
ISL22512
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