參數(shù)資料
型號(hào): DS17885
英文描述: 3V/5V Real-Time Clock
文件頁(yè)數(shù): 26/38頁(yè)
文件大?。?/td> 410K
代理商: DS17885
DS17885/DS17887
26 of 38
DC ELECTRICAL CHARACTERISTICS
PARAMETER
Over the operating range (3V)
MAX
UNITS
SYMBOL
MIN
TYP
NOTES
Average V
CC
Power-Supply
Current
I
CC1
15
30
mA
1, 2
CMOS Standby Current
(
CS
= V
CC
- 0.2V)
I
CC2
0.5
2
mA
1, 2
Input Leakage Current
(Any Input)
I
IL
-1
+1
A
Output Leakage Current
I
OL
-1
+1
A
5
Output Logic 1 Voltage
at -0.4mA
V
OH
2.4
V
Output Logic 0 Voltage
at +0.8mA
V
OL
0.4
V
Power-Fail Trip Point
V
PF
2.5
2.6
2.7
V
3
Battery Leakage OSC ON
I
BAT1
0.50
0.7
A
11
Battery Leakage OSC OFF
I
BAT2
0.050
0.4
A
11
I/O Leakage
I
LO
-1
+1
A
4
PWR
Output at 0.4V
I
OLPWR
4
mA
IRQ
Output at 0.4V
I
OLIRQ
0.8
mA
CRYSTAL SPECIFICATIONS*
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Nominal Frequency
Series Resistance
Load Capacitance
F
O
ESR
C
L
32.768
kHz
k
pF
45
6 or 12.5
*The crystal, traces, and crystal input pins should be isolated from RF generating signals. Refer to
Application
Note 58
, “Crystal Considerations for Dallas Real-Time Clocks” for additional specification.
相關(guān)PDF資料
PDF描述
DS17885N-3 3V/5V Real-Time Clock
DS17885N-5 3V/5V Real-Time Clock
DS17885S-3 3V/5V Real-Time Clock
DS17885S-5 3V/5V Real-Time Clock
DS17885SN-3 3V/5V Real-Time Clock
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS17885-3 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
DS17885-3+ 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
DS17885-5 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
DS17885-5+ 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
DS17885-DS17887 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Real-Time Clock