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애플리케이션 노트
 
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Maxim > 솔루션 > 프린터 및 팩스

SHA-1 보안 메모리

데이터 시트
디스플레이 제목 / 부품번호 주요 성능 (이점)
QV  PDF 트리플 NV, 작은 스텝 사이즈의 가변 저항 + 메모리
DS3906

QV    SHA-1 엔진이 내장된 1kb 보호 EEPROM iButton
DS1961S

스테인레스 스틸 케이스에 담은 액세스 제어 및 eCash 애플리케이션을 위한 세계 수준급 보안
QV  PDF 저항기가 내장된 ESD 보호 다이오드
DS9503

QV  PDF ESD 보호 다이오드
DS9502

QV  PDF 직렬-to-1-Wire 라인 드라이버
DS2480B

QV  PDF SHA-1 엔진이 내장된 1kb 보호 1-Wire EEPROM
DS2432

QV    SHA iButton
DS1963S




Key Specifications:   1-Wire Interface Products
Part Number Functions Features Supply Voltage (V) Package
DS2480B 
1-Wire Bridge
Connects UART protocol (5V RS-232) to 1-Wire.
4.5 to 5.5 SOIC/8
See All 1-Wire Interface Products (4)

Key Specifications:   iButton Products
Part Number Overview Memory Type Memory Size Security Features UniqueWare Real-Time Clock Features
DS1961S 
Secure iButton
EEPROM 1K bits SHA-1
Write-Only Secrets
No No
Monetary Ecash
DS1963S 
Secure iButton
NV SRAM 4Kbits SHA-1
Secure Coprocessor
Write Cycle Counters
Write-Only Secrets
No No
Monetary Ecash
See All iButton Products (25)

Key Specifications:   Digital Potentiometers
Part Number Taper POTs Per Pkg. Control Interface Wiper Memory Number of Steps Res. Tol. (%) Temp. Coeff. (typ)(ppm/°C) Max. Idle State Supply Current @5V (µA) Features
DS3906  Pseudo-Log 3 2-Wire Non-Volatile 64 20 60 160
Custom Programmed Resistance Response
EEPROM Wiper Memory
Small step size with external resistance
See All Digital Potentiometers (119)

Key Specifications:   ESD Protection Diode Arrays
Part Number Protection Method Number of Channels Capacitance (pF) Supply Voltage (V) Package
DS9502  7.5V Snap-Back Zener 1 100 0.9 to 5.5 TSOC/6
DS9503  7.5V Snap-Back Zener with Two 5 Ohm Resistors 1 100  -  TSOC/6
See All ESD Protection Diode Arrays (13)

Key Specifications:   Memory (EPROM, EEPROM, ROM, NV SRAM)
Part Number Memory Type Memory Size Bus Type Real-Time Clock DIP with Internal Battery PowerCap Package Battery Monitor With GPIO Single Piece Module Features Supply Voltage (min) (V) Supply Voltage (max) (V)
DS2432  EEPROM 1K x 1 1-Wire No No No No No No
Secure Hash Standard
2.8 5.5
See All Memory (EPROM, EEPROM, ROM, NV SRAM) (70)




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