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RX-4591CF:B3

型号:

RX-4591CF:B3

品牌:

SEIKO[ SEIKO EPSON CORPORATION ]

页数:

3 页

PDF大小:

89 K

Serial Interface RTC Module  
RX - 4591 CF(Product number: Q414591A0000200)  
Built in frequency adjusted 32.768 kHz crystal unit.  
Serial interface which can be controlled by 4 or 3 signal lines.  
Alarm and Timer IRQ function are Available. (/IRQ terminal)  
32.768 kHz clock frequency output. (FOE,FOUT terminal)  
Automatic adjustment for leap year.  
Low backup current : 0.3 µA / 3 V ( Typ.)  
Wide operating voltage range : 1.6 V to 5.5 V  
Wide timekeeper voltage range : 1.2 V to 5.5 V  
Available as small package.( SON-10pin )  
Block Diagram  
32.768 kHz  
DIVIDER  
OSC  
CLOCK  
and  
CALENDAR  
FOUT  
FOE  
FOUT  
CONTROLLER  
TIMER  
TIMER  
REGISTER  
CONTROLLER  
INTERRUPTS  
CONTROLLER  
ALARM  
/ IRQ  
REGISTER  
D I  
CONTROL  
REGISTER  
BUS  
DO  
CLK  
CE  
INTERFACE  
CIRCUIT  
and  
SYSTEM  
CONTROLLER  
Pin Assignment  
Pin Descriptions  
Pin  
Pin No.  
Description  
VDD  
FOE  
/ IRQ  
1
2
3
VDD  
Pin Assignment  
5.0±  
0.2  
FOUT enable  
Interrupt output  
( Open drain )  
1. VDD  
2. FOE  
3. / IRQ  
4. T1  
10. CE  
9. CLK  
8. DO  
7. D I  
E 4591  
123 A  
T1  
FOUT  
4
5
GND  
32.768 kHz output  
5. FOUT  
6. GND  
(CMOS output)  
GND  
DI  
DO  
CLK  
CE  
6
7
8
9
10  
GND  
Data intput  
Data output  
Serial clock input  
Chip Enable  
1.2 Max.  
0.26  
0.4  
1.0  
RX-4591 CF Ver. 1.0  
Specifications  
Item  
Symbol  
Condition  
Range  
Unit  
Power voltage  
VDD  
VCLK  
TOPR  
f / fO  
IDD  
-
1.6 to 5.5  
1.2 to 5.5  
-40 to +85  
V
Clock voltage  
-
V
Operating temperature  
Frequency tolerance  
Current consumption ( 1 )  
No condensation  
Ta = +25 ºC , VDD = 3.0 V  
VDD = 3.0 V , CE = GND  
ºC  
5 ± 23  
x 10-6  
0.3 (Typ.)  
/
0.8 (Max.)  
µA  
Register table  
Address  
Item  
SEC  
MIN  
bit 7  
{
bit 6  
40  
40  
{
bit 5  
bit 4  
bit 3  
bit 2  
bit 1  
bit 0  
0
1
2
3
4
5
6
7
20  
20  
20  
5
10  
10  
10  
4
10  
10  
10  
8
8
8
3
8
8
8
4
4
4
2
4
4
4
2
2
2
1
2
2
2
1
1
1
0
1
1
1
{
{
HOUR  
WEEK  
DAY  
{
6
{
{
{
20  
{
{
MONTH  
YEAR  
RAM  
80  
40  
20  
8
9
MIN Alarm  
HOUR Alarm  
AE  
AE  
40  
20  
20  
10  
10  
8
8
4
4
2
2
1
1
WEEK Alarm  
DAY Alarm  
6
5
20  
4
10  
3
8
2
4
1
2
0
1
A
AE  
B
C
D
E
F
Timer Countor 0  
Timer Countor 1  
128  
64  
32  
16  
TE  
TF  
TIE  
8
2048  
{
4
2
1
1024  
512  
256  
Extension Registor  
TEST1 WADA  
USEL  
TEST3 TSEL1 TSEL0  
Frag Registor  
VDET  
VLOW  
UF  
AF  
AIE  
ICNT  
VLF  
PON  
{
{
Control Registor  
TEST2  
UIE  
STOP RESET  
AC Charactaristics  
tWCE  
VDD = 3 V  
VDD = 5 V  
tCS  
C E  
Symbol Min. Max. Min. Max. Unit  
tCLK  
tRF  
tRF  
tCLKS  
tWL tWH  
tCH  
tCR  
t
500  
250  
250  
350  
175  
175  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
s
ns  
ns  
ns  
ns  
ns  
ns  
CLK  
80  
20  
%
t
WH  
CLK  
%
t
WL  
t
100  
50  
RF  
tDS tDH  
M 3  
Read  
t
50  
25  
CLKS  
D I  
M 2  
A 0  
tZZ  
t
t
t
200  
200  
300  
150  
100  
200  
CS  
CH  
CR  
tRD  
D 7  
tRZ  
Hi-Z  
Hi-Z  
D O  
D 6  
D 6  
D 0  
tZR  
A 0  
t
0.95  
0.95  
WCE  
Write  
t
t
t
100  
100  
50  
50  
DS  
DH  
RD  
D I  
M 3  
M 2  
D 7  
D 0  
200  
50  
200  
150  
25  
100  
t
t
t
ZR  
RZ  
ZZ  
D O  
0
0
RX-4591 CF Ver. 1.0  
NOTICE  
• The material is subject to change without notice.  
• Any part of this material may not be reproduced or duplicated in any form or any means without the written permission of  
Seiko Epson.  
• The information, applied circuit, program, using way etc., written in this material is just for reference. Seiko Epson does not  
assume any liability for the occurrence of infringing any patent or copyright of third party. This material does not authorize  
the licence for any patent or intellectual property rights.  
• Any product described in this material may contain technology or the subject relating to strategic prodects under the control  
of the Foreign Exchange and Foreign Trade Law of Japan and may require an export licence from the Ministry of international  
Trade and industry or other approval from another government agency.  
• The products(except for some product for automotive applications) listed up on this material are designed to be used with  
ordinary electronic equipment(OA equipment, AV equipment,communications equipment, measuring instruments etc). Seiko  
Epson does not assume any liability for the case using the products with the application required high reliability or safety  
extremely (such as aerospace equipment etc). When intending to use any our product with automotive application and the  
other application than ordinary electric equipments as above, please  
contact our sales representatives in advance.  
© SEIKO EPSON CORPORATION 2003  
ELECTRONIC DEVICE MARKETING DEPARTMENT  
EPSON ELECTRONICS AMERICA, INC.  
150 River Oaks Parkway, San Jose, CA 95134, U.S.A.  
Phone: (1)800-228-3964 (Toll free) : (1)408-922-0200 Fax: (1)408-922-0238  
EPSON EUROPE ELECTRONICS GmbH  
Riesstrasse 15, 80992 Munich, Germany  
Phone: (49)-(0)89-14005-0 Fax: (49)-(0)89-14005-110  
EPSON (CHINA) CO., LTD.  
23F, Beijing Silver Tower 2# North RD DongSangHuan ChaoYang District, Beijing, China  
Phone: (86) 10-6410-6655 Fax: (86) 10-6410-7319  
EPSON HONG KONG LTD.  
20/F., Harbour Centre, 25 Harbour Road, Wanchai, Hong kong  
Phone: (852) 2585-4600 Fax: (852) 2827-2152  
EPSON TAIWAN TECHNOLOGY & TRADING LTD.  
14F, No.7, Song Ren Road, Taipei 110  
Electronic devices information on WWW server  
Phone: (886) 2-8786-6688 Fax: (886) 2-8786-6660  
EPSON SINGAPORE PTE. LTD.  
http://www.epsondevice.com  
No.1, Temasek Avenue #36-00, Millenia Tower, Singapore 039192  
Phone: (65) 337-7911 Fax: (65) 334-2716  
SEIKO EPSON CORPORATION KOREA Office  
50F, KLI 63 Building,60 Yoido-dong, Youngdeungpo-Ku, Seoul, 150-763, Korea  
Phone: (82) 2-784-6027 Fax: (82) 2-767-3677  
-4591 CF Ver. 1.0  
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