參數(shù)資料
型號: LTC1985-1.8
廠商: Linear Technology Corporation
元件分類: RS-232
英文描述: 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors
中文描述: 5V的高速RS - 232收發(fā)器與0.1uF電容
文件頁數(shù): 4/8頁
文件大?。?/td> 135K
代理商: LTC1985-1.8
4
LTC1985-1.8
RST (Pin 1):
Reset Logic Output. Active low, 3V push-
pull output. Asserted when one or all of the supplies are
below trip thresholds and held for 200ms after all sup-
plies become valid.
GND (Pin 2):
Ground.
V
CCA
(Pin 3):
1V Sense, High Impedance Input. If unused
it can be tied to either V
CC3
or V
CC18
.
PIU
V
CC18
(Pin 4):
1.8V Sense Input and Power Supply Pin.
This pin is used on the LTC1985 to provide power to the
part when the voltage on V
CC18
is greater than the voltage
on V
CC3
. Bypass to ground with a
0.1
μ
F ceramic
capacitor.
V
CC3
(Pin 5):
3V Sense Input and Power Supply Pin. This
pin provides power to the part when the voltage on V
CC3
is greater than the voltage on V
CC18
. Bypass to ground
with a
0.1
μ
F ceramic capacitor.
200ms
DELAY
V
CC
INTERNAL
BANDGAP
REFERENCE
POWER
DETECT
200ms PULSE GENERATOR
+
+
+
5
V
CC3
4
V
CC18
3
V
CCA
2
GND
1985-18 BD
1
RST
LTC1985-1.8
V
CC3
BLOCK DIAGRA
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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LTC1985ES5-1.8#TR 功能描述:IC MON TRPL SUPPLY PREC TSOT23-5 RoHS:否 類別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 標準包裝:400 系列:- 類型:備用電池電路 監(jiān)視電壓數(shù)目:1 輸出:開路漏極,推挽式 復位:高有效/低有效 復位超時:最小為 35 ms 電壓 - 閥值:4.65V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-SOIC(0.295",7.50mm 寬) 供應商設(shè)備封裝:16-SOIC W 包裝:帶卷 (TR) 其它名稱:ADM691ARZ-REEL7TR
LTC1985ES5-1.8#TRM 功能描述:IC MON TRI SUPPLY 1.8V TSOT23-5 RoHS:否 類別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 標準包裝:400 系列:- 類型:備用電池電路 監(jiān)視電壓數(shù)目:1 輸出:開路漏極,推挽式 復位:高有效/低有效 復位超時:最小為 35 ms 電壓 - 閥值:4.65V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-SOIC(0.295",7.50mm 寬) 供應商設(shè)備封裝:16-SOIC W 包裝:帶卷 (TR) 其它名稱:ADM691ARZ-REEL7TR
LTC1985ES5-1.8#TRMPBF 功能描述:IC MON TRI SUPPLY 1.8V TSOT23-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 標準包裝:400 系列:- 類型:備用電池電路 監(jiān)視電壓數(shù)目:1 輸出:開路漏極,推挽式 復位:高有效/低有效 復位超時:最小為 35 ms 電壓 - 閥值:4.65V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-SOIC(0.295",7.50mm 寬) 供應商設(shè)備封裝:16-SOIC W 包裝:帶卷 (TR) 其它名稱:ADM691ARZ-REEL7TR