参数资料
型号: RTC-72421A
元件分类: 时钟/数据恢复及定时提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDIP18
封装: DIP-18
文件页数: 23/26页
文件大小: 192K
代理商: RTC-72421A
RTC - 72421 / 72423
Page - 2
MQ162-04
! Terminal connections
RTC-72421
RTC-72423
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
10
11
STD.P
CS0
ALE
A0
A1
A2
A3
RD
GND
VDD
()
VDD
(VDD)
CS1
D0
1
2
3
WR
D
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
13
14
STD.P
CS 0
ALE
A0
A1
A2
A3
RD
GND
N.C.
VDD
()
N.C.
CS1
D0
D1
D2
D3
WR
VDD
()
VDD
N.C.
The (VDD) pins are at the same electrical level as VDD. Do not connect these pins externally. The N.C. pins are not connected
internally. Ground them in order to prevent noise.
相关PDF资料
PDF描述
RTC-72421B 0 TIMER(S), REAL TIME CLOCK, PDIP18
RTC-72423A-0 0 TIMER(S), REAL TIME CLOCK, PDSO24
RTC-72423B-0 REAL TIME CLOCK, PDSO24
RTC-72423A-0 0 TIMER(S), REAL TIME CLOCK, PDSO24
RTC-72423B-0 REAL TIME CLOCK, PDSO24
相关代理商/技术参数
参数描述
RTC72421AROHS 制造商:Epson Electronics America Inc 功能描述:Real Time Clock Parallel 18-Pin PDIP
RTC72421B 制造商:Epson Toyocom Corporation 功能描述:IC RTC 72421 DIP18 制造商:Epson Toyocom Corporation 功能描述:IC, RTC, 72421, DIP18 制造商:Epson Toyocom Corporation 功能描述:IC, RTC; Clock Format:12Hr / 24Hr; Clock IC Type:RTC; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Digital IC Case Style:DIP; No. of Pins:18; Operating Temperature Min:-40C; Operating Temperature Max:85C; Package / Case:18-DIP;RoHS Compliant: Yes
RTC-72421B 功能描述:IC REAL TIME CLOCK 18-DIP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 实时时钟 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- 类型:时钟/日历 特点:警报器,闰年,SRAM 存储容量:- 时间格式:HH:MM:SS(12/24 小时) 数据格式:YY-MM-DD-dd 接口:SPI 电源电压:2 V ~ 5.5 V 电压 - 电源,电池:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-WDFN 裸露焊盘 供应商设备封装:8-TDFN EP 包装:管件
RTC-72421B PURE SN 制造商:Epson Electronics America Inc 功能描述:REAL TIME CLOCK MODULE 4-BIT