參數(shù)資料
型號: DS1501WEN
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: Timer or RTC
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO28
封裝: 0.528 INCH, TSOP-28
文件頁數(shù): 23/26頁
文件大?。?/td> 381K
代理商: DS1501WEN
DS1501/DS1511 Y2KC Watchdog Real-Time Clocks
6 of 21
Figure 4. Burst Mode Timing Waveform
A 0–A 4
DQ0 – DQ7
O E , W E , OR C E
13h
PW HIGH
PW LOW
POWER-UP/DOWN CHARACTERISTICS
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
CE or WE at VIH Before Power-Fail
tPF
0
s
VCC Fall Time: VPF(MAX) to VPF(MIN)
tF
300
s
VCC Fall Time: VPF(MIN) to VSO
tFB
10
s
VCC Rise Time: VPF(MIN) to VPF(MAX)
tR
0
s
VPF to RST High
tREC
35
200
ms
(TA = +25°C)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Expected Data-Retention Time
(Oscillator On)
tDR
(Note 9)
10
Years
CAPACITANCE
(TA = +25°C)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Capacitance on All Input Pins
CIN
10
pF
Capacitance on
IRQ, PWR, RST, and DQ
Pins
CIO
10
pF
AC TEST CONDITIONS
OUTPUT LOAD
INPUT PULSE
LEVELS
TIMING MEASUREMENT
REFERENCE LEVELS
INPUT PULSE RISE
AND FALL TIMES
(Y) 50pF + 1TTL Gate
Input: 1.5V
(W) 25pF + 1 TTL Gate
0V to 3.0V for 5V
operation
Output: 1.5V
5ns
相關(guān)PDF資料
PDF描述
DS1501WSN 1 TIMER(S), REAL TIME CLOCK, PDSO28
DS1501YEN 1 TIMER(S), REAL TIME CLOCK, PDSO28
DS1501YSN 1 TIMER(S), REAL TIME CLOCK, PDSO28
DS1511W 1 TIMER(S), REAL TIME CLOCK, DMA28
DS1511Y 1 TIMER(S), REAL TIME CLOCK, DMA28
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1501WEN/T&R 制造商:Rochester Electronics LLC 功能描述: 制造商:DSC 功能描述:
DS1501WEN/T&R 功能描述:實(shí)時(shí)時(shí)鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1501WEN/TR 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Y2K-Compliant Watchdog Real-Time Clocks
DS1501WEN+ 功能描述:實(shí)時(shí)時(shí)鐘 Y2K-Compliant Watchdog RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1501WEN+T&R 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK PARALLEL 256BYTE 28TSOP - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC RTC WDOG Y2K 3.3V IND 28-TSOP 制造商:Maxim Integrated Products 功能描述:Real Time Clock Y2K-Compliant Watchdog