參數(shù)資料
型號(hào): ISL8703AIBZ
廠商: INTERSIL CORP
元件分類: 數(shù)字信號(hào)處理外設(shè)
英文描述: Adjustable Quad Sequencer
中文描述: DSP-ADDRESS SEQUENCER, PDSO14
封裝: ROHS COMPLIANT, PLASTIC, MS-012AB, SOIC-14
文件頁(yè)數(shù): 1/12頁(yè)
文件大小: 285K
代理商: ISL8703AIBZ
1
FN6381.0
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
1-888-INTERSIL or 1-888-468-3774
|
Intersil (and design) is a registered trademark of Intersil Americas Inc.
Copyright Intersil Americas Inc. 2006. All Rights Reserved
All other trademarks mentioned are the property of their respective owners.
ISL8700A, ISL8701A, ISL8702A,
ISL8703A, ISL8704A, ISL8705A
Adjustable Quad Sequencer
The ISL8700A, ISL8701A, ISL8702A, ISL8703A, ISL8704A,
ISL8705A family of ICs provide four delay adjustable
sequenced outputs while monitoring an input voltage all with
a minimum of external components.
High performance DSP, FPGA, μP and various sub-systems
require input power sequencing for proper functionality at
initial power up and the ISL870XA provides this function
while monitoring the distributed voltage for over and
undervoltage compliance.
These ICs operate over the +3.3V to +24V nominal voltage
range. All have a user adjustable time from UV and OV
voltage compliance to sequencing start via an external
capacitor when in auto start mode and adjustable time delay
to subsequent ENABLE output signal via external resistors.
Additionally, the ISL8702A, ISL8703A, ISL8704A and
ISL8705A provide I/O for sequencing on and off operation
(SEQ_EN) and for voltage window compliance reporting
(FAULT) over the +3.3V to +24V nominal voltage range.
Easily daisy chained for more than 4 sequenced signals.
Altogether, the ISL870XA provides these adjustable features
with a minimum of external BOM. See Figure 1 for typical
implementation.
Ordering Information
Features
Adjustable Delay to Subsequent Enable Signal
Adjustable Delay to Sequence Auto Start
Adjustable Distributed Voltage Monitoring
Under and Overvoltage Adjustable Delay to Auto Start
Sequence
I/O Options
ENABLE (ISL8700A, ISL8702A, ISL8704A) and
ENABLE# (ISL8701A, ISL8703A, ISL8705A)
SEQ_EN (ISL8702A, ISL8703A) and
SEQ_EN# (ISL8704A, ISL8705A)
Voltage Compliance Fault Output
Pb-Free Plus Anneal Available (RoHS Compliant)
Applications
Power Supply Sequencing
System Timing Function
Pinout
ISL870XA
(14 LD SOIC)
TOP VIEW
PART NUMBER
(Note 1)
PART
MARKING
TEMP.
RANGE (°C)
PACKAGE
(Pb-free)
PKG.
DWG. #
ISL8700AIBZ*
ISL8700AIBZ
-40 to +85
14 Ld SOIC
M14.15
ISL8701AIBZ*
ISL8701AIBZ
-40 to +85
14 Ld SOIC
M14.15
ISL8702AIBZ*
ISL8702AIBZ
-40 to +85
14 Ld SOIC
M14.15
ISL8703AIBZ*
ISL8703AIBZ
-40 to +85
14 Ld SOIC
M14.15
ISL8704AIBZ*
ISL8704AIBZ
-40 to +85
14 Ld SOIC
M14.15
ISL8705AIBZ*
ISL8705AIBZ
-40 to +85
14 Ld SOIC
M14.15
ISL870XAEVAL1 Evaluation Platform
*Add “-T” suffix for tape and reel.
NOTES:
1. Intersil Pb-free plus anneal products employ special Pb-free material
sets; molding compounds/die attach materials and 100% matte tin
plate termination finish, which are RoHS compliant and compatible
with both SnPb and Pb-free soldering operations. Intersil Pb-free
products are MSL classified at Pb-free peak reflow temperatures that
meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020.
ENABLE_D
ENABLE_C
ENABLE_B
ENABLE_A
1
2
3
4
5
VIN
TD
TC
TB
6
7
8
9
14
TIME
SEQ_EN (NC on ISL8700A/01A)
FAULT (NC on ISL8700A/01A)
OV
UV
GND
13
12
11
10
ISL8701A, ISL8703A, ISL8705A PINS 1-4 ARE ENABLE# FUNCTION
ISL8704A, ISL8705A PIN 9 IS SEQ_EN# FUNCTION
ENABLE_A
ENABLE_B
ENABLE_C
ENABLE_D
UV
OV
GND TB TC TD TIME
VIN
FAULT *
SEQ_EN *
3.3-24V
DC/DC
EN
DC/DC
EN
DC/DC
EN
DC/DC
EN
Vo1
Vo2
Vo3
V04
FIGURE 1. ISL870XA IMPLEMENTATION
* SEQ_EN and FAULT are not available on ISL8700A and ISL8701A
Ru
Rm
Rl
Data Sheet
October 12, 2006
相關(guān)PDF資料
PDF描述
ISL8704AIBZ Adjustable Quad Sequencer
ISL870XAEVAL1 Adjustable Quad Sequencer
ISL8723 Power Sequencing Controllers
ISL8723EVAL1 Power Sequencing Controllers
ISL8723IRZ Power Sequencing Controllers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ISL8703AIBZ-T 功能描述:監(jiān)控電路 ADJ QD SEQNCR 14N W/ANNEAL RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
ISL8704AIBZ 功能描述:監(jiān)控電路 ADJ QD SEQNCR 14N W/ANNEAL RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
ISL8704AIBZ-T 功能描述:監(jiān)控電路 ADJ QD SEQNCR 14N W/ANNEAL RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
ISL8705AIBZ 功能描述:監(jiān)控電路 ADJ QD SEQNCR 14N W/ANNEAL RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
ISL8705AIBZ-T 功能描述:監(jiān)控電路 ADJ QD SEQNCR 14N W/ANNEAL RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel