參數(shù)資料
型號(hào): DS1511
英文描述: Y2K-Compliant Watchdog Real-Time Clocks
中文描述: Y2K兼容、看門(mén)狗實(shí)時(shí)時(shí)鐘
文件頁(yè)數(shù): 6/20頁(yè)
文件大小: 265K
代理商: DS1511
DS1501/DS1511 Y2KC Watchdog Real-Time Clocks
6 of 20
Figure 4. Burst Mode Timing Waveform
A0–A4
DQ0–DQ7
OE
,
WE
,
OR
CE
13h
PW
HIGH
PW
LOW
POWER-UP/DOWN CHARACTERISTICS
PARAMETER
CE
or
WE
at V
IH
Before Power-Fail
V
CC
Fall Time: V
PF(MAX)
to V
PF(MIN)
SYMBOL
t
PF
t
F
CONDITIONS
MIN
0
TYP
MAX
UNITS
s
300
s
V
CC
Fall Time: V
PF(MIN)
to V
SO
t
FB
10
s
V
CC
Rise Time: V
PF(MIN)
to V
PF(MAX)
t
R
0
s
V
PF
to
RST
High
t
REC
35
200
ms
(T
A
= +25°C)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Expected Data-Retention Time
(Oscillator On)
t
DR
(Note 9)
10
Years
CAPACITANCE
(T
A
= +25°C)
PARAMETER
SYMBOL
C
IN
CONDITIONS
MIN
TYP
MAX
10
UNITS
pF
Capacitance on All Input Pins
Capacitance on
IRQ
,
PWR
,
RST
, and DQ
Pins
C
IO
10
pF
AC TEST CONDITIONS
OUTPUT LOAD
INPUT PULSE
LEVELS
0V to 3.0V for 5V
operation
TIMING MEASUREMENT
REFERENCE LEVELS
Input: 1.5V
Output: 1.5V
INPUT PULSE RISE
AND FALL TIMES
(Y) 50pF + 1TTL Gate
(W) 25pF + 1 TTL Gate
5ns
相關(guān)PDF資料
PDF描述
DS1501-DS1511 Y2K-Compliant Watchdog Real-Time Clocks
DS1501YSN Hook-Up Wire; Conductor Size AWG:24; No. Strands x Strand Size:7 x 32; Jacket Color:White; Approval Bodies:UL, CSA; Approval Categories:UL AWM Styles 1007, 1565; CSA Types TR-64, TRSR-64; JQA-F; Passes VW-1 Flame Test RoHS Compliant: Yes
DS1501WEN Y2K-Compliant Watchdog Real-Time Clocks
DS1501YN Y2K-Compliant Watchdog Real-Time Clocks
DS1511W Y2K-Compliant Watchdog Real-Time Clocks
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DS1511W+ 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
DS1511Y 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