參數(shù)資料
型號: TLC7703QPWLE
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: PLASTIC, TSSOP-8
文件頁數(shù): 12/19頁
文件大?。?/td> 314K
代理商: TLC7703QPWLE
TLC7701, TLC7725, TLC7703, TLC7733, TLC7705
MICROPOWER SUPPLY VOLTAGE SUPERVISORS
SLVS087L – DECEMBER 1994 – REVISED FEBRUARY 2003
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
description (continued)
In addition to the power-on-reset and undervoltage-supervisor function, the TLC77xx adds power-down control
support for static RAM. When CONTROL is tied to GND, RESET will act as active high. The voltage monitor
contains additional logic intended for control of static memories with battery backup during power failure. By
driving the chip select (CS) of the memory circuit with the RESET output of the TLC77xx and with the CONTROL
driven by the memory bank select signal (CSH1) of the microprocessor (see Figure 10), the memory circuit is
automatically disabled during a power loss. (In this application the TLC77xx power has to be supplied by the
battery.)
The TLC77xxI is characterized for operation over a temperature range of –40
°C to 85°C; the TLC77xxQ is
characterized for operation over a temperature range of – 40
°C to 125°C; and the TLC77xxM is characterized
for operation over the full Military temperature range of – 55
°C to 125°C.
AVAILABLE OPTIONS
PACKAGED DEVICES
TA
THRESHOLD
VOLTAGE
(V)
SMALL
OUTLINE (D)
CHIP
CARRIER (FK)
CERAMIC DIP
(JG)
CERAMIC
DUAL
FLATPACK
(U)
PLASTIC DIP
(P)
THIN SHRINK
SMALL
OUTLINE
(PW)
1.1
TLC7701ID
TLC7701IP
TLC7701IPW
– 40
°C
2.25
TLC7725ID
TLC7725IP
TLC7725IPW
40 C
to
2.63
TLC7703ID
TLC7703IP
TLC7703IPW
85
°C
2.93
TLC7733ID
TLC7733IP
TLC7733IPW
4.55
TLC7705ID
TLC7705IP
TLC7705IPW
1.1
TLC7701QD
TLC7701QP
TLC7701QPW
– 40
°C
2.25
TLC7725QD
TLC7725QP
TLC7725QPW
40 C
to
2.63
TLC7703QD
TLC7703QP
TLC7703QPW
125
°C
2.93
TLC7733QD
TLC7733QP
TLC7733QPW
4.55
TLC7705QD
TLC7705QP
TLC7705QPW
– 55
°C
to
2.93
TLC7733MFK
TLC7733MJG
to
125
°C
4.55
TLC7705MFK
TLC7705MJG
TLC7705MU
The D package is available taped and reeled. Add the suffix R to the device type when ordering (e.g., TLC7705QDR).
The PW package is only available left-end taped and reeled (indicated by the LE suffix on the device type; e.g., TLC7705QPWLE).
FUNCTION TABLE
CONTROL
RESIN
VI(SENSE)>VIT+
RESET
L
False
H
L
True
H
L
H
False
H
L
H
True
H
L
False
H
L
H
L
True
H
L
H
False
H
L
H
True
H
§ RESET and RESET states shown are valid for t > td.
logic symbol
This symbol is in accordance with ANSI/IEEE Std 91–1984 and
IEC Publication 617-12.
6
1
3
2
7
SENSE
≥1
RESET
5
COMP
S
VIT
S<VIT
Z1
Z2
Z3
RESIN
CT
CONTROL
RESET
3
2
1
CX
×
相關(guān)PDF資料
PDF描述
TLC7705QPWRG4Q1 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TLC7733QPWRQ1 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TLC7705QPWRQ1 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TLC7701QPWRG4Q1 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TLC7725QPWG4 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
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TLC7705 制造商:TI 制造商全稱:Texas Instruments 功能描述:MICROPOWER SUPPLY VOLTAGE SUPERVISORS
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