参数资料
型号: MCP795W22-I/ST
厂商: Microchip Technology
文件页数: 9/13页
文件大小: 0K
描述: IC RTCC 64B SRAM WD/DET 14TSSOP
标准包装: 96
类型: 时钟/日历
特点: 警报,EEPROM,闰年,方波输出,SRAM,唯一 ID,看门狗定时器
存储容量: 64B
时间格式: HH:MM:SS:hh(12/24 小时)
数据格式: YY-MM-DD-dd
接口: SPI
电源电压: 1.8 V ~ 5.5 V
电压 - 电源,电池: 1.3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 14-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 14-TSSOP
包装: 管件
MCP795W1X/MCP795W2X
DS22280C-page 4
Preliminary
2011-2012 Microchip Technology Inc.
TABLE 1-2:
AC CHARACTERISTICS
Industrial (I):
TAMB = -40°C to +85°C VCC = 1.8V to 3.6V
Param.
No.
Sym.
Characteristic
Min.
Max.
Units
Test Conditions
1FCLK
Clock Frequency
5
3
MHz
2.5V
Vcc 3.6V
1.8V
Vcc 2.5V
2TCSS
CS Setup Time
100
150
ns
2.5V
Vcc 3.6V
1.8V
Vcc 2.5V
3TCSH
CS Hold Time
100
150
ns
2.5V
Vcc 3.6V
1.8V
Vcc 2.5V
4TCSD
CS Disable Time
50
ns
5
Tsu
Data Setup Time
20
30
ns
2.5V
Vcc 3.6V
1.8V
Vcc 2.5V
6THD
Data Hold Time
40
50
ns
2.5V
Vcc 3.6V
1.8V
Vcc 2.5V
7TR
CLK Rise Time
100
ns
8TF
CLK Fall Time
100
ns
9THI
Clock High Time
100
150
ns
2.5V
Vcc 3.6V
1.8V
Vcc 2.5V
10
TLO
Clock Low Time
100
150
ns
2.5V
Vcc 3.6V
1.8V
Vcc 2.5V
11
TCLD
Clock Delay Time
50
ns
12
TCLE
Clock Enable Time
50
ns
13
TV
Output Valid from Clock
Low
100
160
ns
2.5V
Vcc 3.6V
1.8V
Vcc 2.5V
14
THO
Output Hold Time
0
ns
15
TDIS
Output Disable Time
80
160
ns
2.5V
Vcc 3.6V (Note 1)
1.8V
Vcc 2.5V (Note 1)
16
TWC
Internal Write Cycle Time
5
ms
17
Endurance
1,000,000
E/W
Cycles
Note 1: This parameter is periodically sampled and not 100% tested.
2: This parameter is not tested but ensured by characterization. For endurance estimates in a specific
application, please consult the Total Endurance Model which can be obtained from Microchip’s web site:
www.microchip.com.
3: TWC begins on the rising edge of CS after a valid write sequence and ends when the internal write cycle
is complete.
相关PDF资料
PDF描述
VE-B2L-MX-B1 CONVERTER MOD DC/DC 28V 75W
VE-B2K-MX-B1 CONVERTER MOD DC/DC 40V 75W
AD5263BRUZ20-REEL7 IC DGTL POT QUAD 20K 24-TSSOP
MS3450W12S-4P CONN RCPT 1POS WALL MNT W/PINS
VE-B22-MX-B1 CONVERTER MOD DC/DC 15V 75W
相关代理商/技术参数
参数描述
MCP795W22T-I/SL 功能描述:实时时钟 2Kb EE 64B SRAM WD TED EUI-64 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube
MCP795W22T-I/ST 功能描述:实时时钟 2Kb EE 64B SRAM WD TED EUI-64 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube
MCP795W2X 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:3V SPI Real-Time Clock Calendar with Enhanced Features and Battery Switchover
MCP795WXX 制造商:MAS 制造商全称:MAS 功能描述:SPI Real-Time Clock Calendar
MCP7M 制造商:Preh Elec. 功能描述: