Circuit Board Chips

2017年12月25日星期一

ISL78113AARAZ Low Input Voltage and High Efficiency Synchronous Boost Converter with 1.3A Switch

ISL78113AARAZ Low Input Voltage and High Efficiency Synchronous Boost Converter with 1.3A Switch

Part Number: ISL78113AARAZ

Brand: INTERSIL

Package: DFN-8

Features
• Output disconnect during shutdown preventing output
precharging and uncontrolled short-circuit current
• Input voltage range: 0.8V to 4.7V
• Output current: Up to 500mA (VBAT = 3V, VOUT = 5V)
• Logic control shutdown (IQ < 1µA)
• 2MHz switching frequency
• Up to 95% efficiency at typical operating conditions
• Fault protection: OVP, OCP, OTP, UVLO
• 2mmx2mm 8 Ld DFN package
• Qualified for automotive operations

Number of Outputs	1
Voltage - Input (Min)	0.8V
Voltage - Input (Max)	4.7V
Voltage - Output (Min/Fixed)	3V
Voltage - Output (Max)	5.2V
Current - Output	1A (Switch)
Frequency - Switching	2MHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 105°C (TA)
Mounting Type	Surface Mount
Package / Case	8-VFDFN Exposed Pad
Supplier Device Package	8-DFN-EP (2x2)

Contact Type

Skype ID: mjdccm

Email: Fanny.Young@szmjd.net

Trademanager: cn200873376

Website:

AD8542ARZ AD General Purpose CMOS Rail-to-Rail Amplifiers

AD8542ARZ AD General Purpose CMOS Rail-to-Rail Amplifiers

Part Number: AD8542ARZ

Brand: AD

Package: SOP-8

FEATURES
Single-Supply Operation: 2.7 V to 5.5 V
Low Supply Current: 45 A/Amplifier
Wide Bandwidth: 1 MHz
No Phase Reversal
Low Input Currents: 4 pA
Unity Gain Stable
Rail-to-Rail Input and Output

APPLICATIONS
ASIC Input or Output Amplifier
Sensor Interface
Piezo Electric Transducer Amplifier
Medical Instrumentation
Mobile Communication
Audio Output
Portable Systems

Number of Circuits	2
Output Type	Rail-to-Rail
Slew Rate	0.92 V/µs
Gain Bandwidth Product	1MHz
Current - Input Bias	4pA
Voltage - Input Offset	1mV
Current - Supply	45µA
Current - Output / Channel	30mA
Voltage - Supply, Single/Dual (±)	2.7 V ~ 5.5 V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC

Contact Type

Skype ID: mjdccm

Email: Fanny.Young@szmjd.net

Trademanager: cn200873376

Website:

2017年12月22日星期五

DS89C450-ENL DS89C450 Ultra-High-Speed Flash Microcontrollers

DS89C450-ENL DS89C450 Ultra-High-Speed Flash Microcontrollers

Part Number: DS89C450-ENL

Brand: MAXIM

Package: TQFP44

FEATURES
High-Speed 8051 Architecture
One Clock-Per-Machine Cycle
DC to 33MHz Operation
Single Cycle Instruction in 30ns
Optional Variable Length MOVX to Access
Fast/Slow Peripherals
Dual Data Pointers with Automatic
Increment/Decrement and Toggle Select
Supports Four Paged Memory-Access Modes
On-Chip Memory
16kB/32kB/64kB Flash Memory
In-Application Programmable
In-System Programmable Through Serial Port
1kB SRAM for MOVX
80C52 Compatible
8051 Pin and Instruction Set Compatible
Four Bidirectional, 8-Bit I/O Ports
Three 16-Bit Timer Counters
256 Bytes Scratchpad RAM
Power-Management Mode
Programmable Clock Divider
Automatic Hardware and Software Exit
ROMSIZE Feature
Selects Internal Program Memory Size from
0 to 64kB
Allows Access to Entire External Memory Map
Dynamically Adjustable by Software
Peripheral Features
Two Full-Duplex Serial Ports
Programmable Watchdog Timer
13 Interrupt Sources (Six External)
Five Levels of Interrupt Priority
Power-Fail Reset
Early Warning Power-Fail Interrupt
Electromagnetic Interference (EMI) Reduction
APP

Part Status	Active
Core Processor	8051
Core Size	8-Bit
Speed	33MHz
Connectivity	EBI/EMI, SIO, UART/USART
Peripherals	Power-Fail Reset, WDT
Number of I/O	32
Program Memory Size	64KB (64K x 8)
Program Memory Type	FLASH
EEPROM Size	-
RAM Size	1K x 8
Voltage - Supply (Vcc/Vdd)	4.5 V ~ 5.5 V
Data Converters	-
Oscillator Type	External
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	44-TQFP
Supplier Device Package	44-TQFP (10x10)
Base Part Number	DS89C450

Contact Type

Skype ID: mjdccm

Email: Fanny.Young@szmjd.net

Trademanager: cn200873376

Website:

2017年12月21日星期四

ADM3053BRWZ Signal and Power Isolated CAN Transceiver with Integrated Isolated DC-to-DC Converter

ADM3053BRWZ Signal and Power Isolated CAN Transceiver with Integrated Isolated DC-to-DC Converter

Part Number: ADM3053BRWZ

Package: SOP-20

Brand: ADI

FEATURES

2.5 kV rms signal and power isolated CAN transceiver

isoPower integrated isolated dc-to-dc converter

5V operation on VCC

5V or 3.3 V operation on VIO

Complies with ISO 11898 standard

High speed data rates of up to 1 Mbps

Unpowered nodes do not disturb the bus

Connect 110 or more nodes on the bus

Slope control for reduced EMI

Thermal shutdown protection

High common-mode transient immunity: >25 kV/µs

Safety and regulatory approvals (pending)

UL recognition

2500 V rms for 1 minute per UL 1577

VDE Certificate of Conformity

DIN EN 60747-5-2 (VDE 0884 Rev.2): 2003-01

Industrial operating temperature range (−40°C to +85°C)

Available in wide-body, 20-lead SOIC package

Part Status	Active
Technology	Magnetic Coupling
Type	CAN
Isolated Power	Yes
Number of Channels	2
Inputs - Side 1/Side 2	1/1
Channel Type	Unidirectional
Voltage - Isolation	2500Vrms
Common Mode Transient Immunity (Min)	25kV/µs
Data Rate	1Mbps
Propagation Delay tpLH / tpHL (Max)	-
Pulse Width Distortion (Max)	-
Rise / Fall Time (Typ)	-
Voltage - Supply	3.3V, 5V
Operating Temperature	-40°C ~ 85°C
Package / Case	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package	20-SOIC

Contact Type

Skype ID: mjdccm

Email: Fanny.Young@szmjd.net

Trademanager: cn200873376

Website: