VCC = 5.0" />
參數(shù)資料
型號(hào): DS1685SN-5+T&R
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 20/34頁(yè)
文件大?。?/td> 0K
描述: IC RTC 5V 64-BIT Y2KC IND 24SOIC
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 1,000
類型: 時(shí)鐘/日歷
特點(diǎn): 警報(bào)器,NVSRAM,方波輸出,Y2K
存儲(chǔ)容量: 242B
時(shí)間格式: HH:MM:SS(12/24 小時(shí))
數(shù)據(jù)格式: YY-MM-DD-dd
接口: 并聯(lián)
電源電壓: 4.5 V ~ 5.5 V
電壓 - 電源,電池: 2.5 V ~ 3.7 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 24-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 24-SOIC W
包裝: 帶卷 (TR)
DS1685/DS1687 3V/5V Real-Time Clocks
27 of 34
RTC AC TIMING CHARACTERISTICS
(
VCC = 5.0V±10%, TA = 0°C to +70°C, TA = -40°C to 85°C.)
11B
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Cycle Time
6B
tCYC
195
DC
ns
Pulse Width, RD/WR Low
7B
PWRWL
75
ns
Pulse Width, RD/WR High
PWRWH
75
ns
Input Rise and Fall Time
tR, tF
30
ns
Chip-Select Setup Time
Before WR or RD
tCS
20
ns
Chip-Select Hold Time
tCH
0
ns
Read-Data Hold Time
tDHR
10
50
ns
Write-Data Hold Time
tDHW
0
ns
Muxed Address Valid Time to
ALE Fall
tASL
30
ns
Muxed Address Hold Time
from ALE Fall
tAHL
15
ns
RD
or WR High Setup to ALE
Rise
tASD
25
ns
Pulse-Width ALE High
PWASH
40
ns
ALE Low Setup to RD or WR
Fall
tASED
30
ns
Output-Data Delay Time from
RD
tDDR
20
60
ns
6
Data Setup Time
tDSW
60
ns
IRQ
Release from RD
tIRD
2
s
AC TEST CONDITIONS
Output Load: 50pF
Input Pulse Levels: 0 to 3.0V
Timing Measurement Reference Levels
Input : 1.5V
Output: 1.5V
Input Pulse Rise and Fall Times: 5ns
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1687 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Real-Time Clocks
DS1687+3 制造商:Maxim Integrated Products 功能描述:
DS1687-08 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Peripheral IC
DS16873 制造商:Maxim Integrated Products 功能描述:
DS1687-3 功能描述:實(shí)時(shí)時(shí)鐘 3V/5V RTC 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