參數(shù)資料
型號(hào): LTC690CN8
廠商: LINEAR TECHNOLOGY CORP
元件分類(lèi): 電源管理
英文描述: Microprocessor Supervisory Circuits
中文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDIP8
封裝: 0.300 INCH, PLASTIC, DIP-8
文件頁(yè)數(shù): 3/16頁(yè)
文件大小: 141K
代理商: LTC690CN8
3
LTC 690/LTC 691
LTC 694/LTC 695
ELECTRICAL C
range, otherwise specifications are at T
A
= 25
°
C. V
CC
= full operating range, V
BATT
= 2.8V, unless otherwise noted.
HARC
The
G
denotes specifications which apply over the operating temperature
PARAMETER
Battery Back-Up Switching
Operating Voltage Range
CONDITONS
MIN
TYP
MAX
UNITS
V
CC
V
BATT
I
OUT
= 1mA
4.75
2.00
5.50
4.25
V
V
V
V
V
V
V
OUT
Output Voltage
V
CC
– 0.05
V
CC
– 0.10
V
CC
– 0.50
V
BATT
– 0.1
V
CC
– 0.005
V
CC
– 0.005
V
CC
– 0.250
V
BATT
– 0.02
0.6
0.6
0.04
0.04
G
I
OUT
= 50mA
I
OUT
= 250
μ
A, V
CC
< V
BATT
I
OUT
50mA
V
OUT
in Battery Back-Up Mode
Supply Current (Exclude I
OUT
)
1.5
2.5
1
5
+0.02
+0.10
mA
mA
μ
A
μ
A
μ
A
μ
A
mV
mV
mV
G
Supply Current in Battery Back-Up Mode
V
CC
= 0V, V
BATT
= 2.8V
G
Battery Standby Current (+ = Discharge, – = Charge)
5.5 > V
CC
> V
BATT
+ 0.2V
–0.1
–1.0
G
Battery Switchover Threshold, V
CC
– V
BATT
Power Up
Power Down
70
50
20
Battery Switchover Hysteresis
BATT ON Output Voltage (Note 4)
BATT ON Output Short-Circuit Current (Note 4)
I
SINK
= 3.2mA
BATT ON = V
OUT
Sink Current
BATT ON = 0V Source Current
0.4
V
m
μ
A
35
1
0.5
25
Reset and Watchdog Timer
Reset Voltage Threshold
G
4.5
4.4
4.65
4.65
40
50
50
200
200
1.6
1.6
100
100
4.75
4.75
V
V
LTC690M
G
Reset Threshold Hysteresis
Reset Active Time (LTC690/91) (Note 5)
mV
ms
ms
ms
ms
sec
sec
ms
ms
OSC SEL HIGH, V
CC
= 5V
40
35
160
140
1.2
1.0
80
70
4032
960
60
70
240
280
2.00
2.25
120
140
4097
1025
G
Reset Active Time (LTC694/95) (Note 5)
OSC SEL HIGH, V
CC
= 5V
G
Watchdog Time-Out Period, Internal Oscillator
Long Period, V
CC
= 5V
G
Short Period, V
CC
= 5V
G
Watchdog Time-Out Period, External Clock (Note 6)
Long Period
Short Period
Clock
Cycles
ms/V
ms/V
Reset Active Time PSRR
Watchdog Time-Out Period PSRR, Internal OSC
Minimum WDI Input Pulse Width
RESET Output Voltage at V
CC
= 1V
RESET and LOW LINE Output Voltage (Note 4)
1
1
V
IL
= 0.4V, V
IH
= 3.5V
I
SINK
= 10
μ
A, V
CC
= 1V
I
SINK
= 1.6mA, V
CC
= 4.25V
I
SOURCE
= 1
μ
A, V
CC
= 5V
I
SINK
= 1.6mA, V
CC
= 5V
I
SOURCE
= 1
μ
A, V
CC
= 4.25V
G
200
ns
mV
4
200
0.4
V
V
V
V
3.5
RESET and WDO Output Voltage (Note 4)
0.4
3.5
相關(guān)PDF資料
PDF描述
LTC690CS8 Microprocessor Supervisory Circuits
LTC690I Microprocessor Supervisory Circuits
LTC690IS8 Microprocessor Supervisory Circuits
LTC694C Microprocessor Supervisory Circuits
LTC694CN8 Microprocessor Supervisory Circuits
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC690CN8#PBF 功能描述:IC MPU SUPERVISORY CIRCUIT 8-DIP RoHS:是 類(lèi)別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 其它有關(guān)文件:STM6905 View All Specifications 標(biāo)準(zhǔn)包裝:1 系列:- 類(lèi)型:多壓監(jiān)控器 監(jiān)視電壓數(shù)目:5 輸出:開(kāi)路漏極或開(kāi)路集電極 復(fù)位:低有效 復(fù)位超時(shí):最小為 140 ms 電壓 - 閥值:2.188V,2.955V,可調(diào),可調(diào),可調(diào) 工作溫度:-40°C ~ 85°C 安裝類(lèi)型:表面貼裝 封裝/外殼:8-TSSOP,8-MSOP(0.118",3.00mm 寬) 供應(yīng)商設(shè)備封裝:8-TSSOP 包裝:Digi-Reel® 產(chǎn)品目錄頁(yè)面:1197 (CN2011-ZH PDF) 其它名稱(chēng):497-8728-6
LTC690CN8PBF 制造商:LINER 制造商全稱(chēng):Linear Technology 功能描述:Microprocessor Supervisory Circuits
LTC690CN8-PBF 制造商:LINER 制造商全稱(chēng):Linear Technology 功能描述:Microprocessor Supervisory Circuits
LTC690CS8 功能描述:IC MPU SUPERVISORY CIRCUIT 8SOIC RoHS:否 類(lèi)別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 類(lèi)型:簡(jiǎn)單復(fù)位/加電復(fù)位 監(jiān)視電壓數(shù)目:1 輸出:開(kāi)路漏極或開(kāi)路集電極 復(fù)位:高有效 復(fù)位超時(shí):- 電壓 - 閥值:1.8V 工作溫度:-40°C ~ 125°C 安裝類(lèi)型:表面貼裝 封裝/外殼:6-TSOP(0.059",1.50mm 寬)5 引線 供應(yīng)商設(shè)備封裝:5-TSOP 包裝:剪切帶 (CT) 其它名稱(chēng):NCP301HSN18T1GOSCT
LTC690CS8#PBF 功能描述:IC MPU SUPERVISORY CIRCUIT 8SOIC RoHS:是 類(lèi)別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 其它有關(guān)文件:STM6905 View All Specifications 標(biāo)準(zhǔn)包裝:1 系列:- 類(lèi)型:多壓監(jiān)控器 監(jiān)視電壓數(shù)目:5 輸出:開(kāi)路漏極或開(kāi)路集電極 復(fù)位:低有效 復(fù)位超時(shí):最小為 140 ms 電壓 - 閥值:2.188V,2.955V,可調(diào),可調(diào),可調(diào) 工作溫度:-40°C ~ 85°C 安裝類(lèi)型:表面貼裝 封裝/外殼:8-TSSOP,8-MSOP(0.118",3.00mm 寬) 供應(yīng)商設(shè)備封裝:8-TSSOP 包裝:Digi-Reel® 產(chǎn)品目錄頁(yè)面:1197 (CN2011-ZH PDF) 其它名稱(chēng):497-8728-6