RX-4801JE:UB Epson Toyocom Corporation, RX-4801JE:UB Datasheet
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RX-4801JE:UB
Manufacturer Part Number
RX-4801JE:UB
Description
REAL TIME CLOCK MODULE
Manufacturer
Epson Toyocom Corporation
Specifications of RX-4801JE:UB
Memory Size
*
Time Format
*
Date Format
*
Interface
*
Voltage - Supply
*
Operating Temperature
*
Mounting Type
*
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
Q5730413A
3 )
1 )
Interface voltage
Temp. compensated
Clock voltage
Operating temperature
Stability
Current consumption (1)
Current consumption (2)
Built-in 32.768 kHz-DTCXO, High Stability
SERIAL-INTERFACE REAL TIME CLOCK MODULE
RX - 4801 SA
Electrical Characteristics
Voltage
Equivalent to 10 seconds of month deviation.
Equivalent to 5 seconds of month deviation.
Block diagram
Pin Function
Signal Name
Specifications (characteristics)
Built in frequency adjusted 32.768 kHz crystal unit and DTCXO.
Interface Type
Interface voltage range
Temp.compensated voltage range: 2.2 V to 5.5 V
Wide Timekeeper voltage range : 1.6 V to 5.5 V
32.768 kHz frequency output function : C-MOS output With Control Pin
The various functions include full calendar, alarm, timer.
Real time clock module
Real time clock module
Real time clock module
Real time clock module
T2(V
FOUT
GND
/ INT
CLK
FOE
CE
V
FOUT
FOE
/ INT
D I
DO
CLK
DO
D I
CE
Item
DD
PP
)
Output
Output
Output
I / O
input
input
input
input
-
-
-
Symbol
V
V
T
V
I
I
BK1
BK2
TEM
CLK
OPR
f / f
DD
The chip enable input pin.
The open drain output for interrupt.
Connected to a ground
* Use by the manufacture for testing.
The data output pin for serial data transfer.
The data input pin for serial data transfer.
The shift clock input pin for serial data transfer.
The pin outputs the reference clock signal.
The input pin for the FOUT output control.
Connected to a positive power supply
( Do not connect externally.)
( CMOS output )
Backup Mode
FOE = GND,
FOUT output : OFF
UA
UB
Interface voltage
Temp. compensated voltage
/INT = V
2 )
4 )
Equivalent to 9 seconds of month deviation.
Equivalent to 13 seconds of month deviation.
FOUT
INTERRUPT
CONTROLLER
CONTROLLER
INTERFACE
DIVIDER
Ta = -40 ºC to +85 ºC
Ta = 0 ºC to +40 ºC
Ta = 0 ºC to +50 ºC
Ta = -40 ºC to +85 ºC
DTCXO
DD
32kHz
Condition
CIRCUIT
: 4-wire serial interface
: 1.6 V to 5.5 V
/
JE
-
-
Function
32.768 kHz
V
V
DD
DD
= 5V
= 3V
http://www.epsontoyocom.co.jp
TIMER
ALARM
CONTROL
SYSTEM
Min.
CONTROLLER
1.6
2.2
1.6
CLOCK
40
-
-
REGISTER
REGISTER
REGISTER
CALENDAR
and
and
±1.9
±3.4
±3.8
±5.0
Typ.
+25
3.0
3.0
3.0
1.2
0.8
1
2
3
4
Max.
+85
5.5
5.5
5.5
3.4
2.1
Actual size
RX-4801SA
1.
2.
3.
4.
5.
6.
7.
Terminal connection / External dimensions
Unit
10
ºC
CE
CLK
FOUT
N.C.
TEST
V
FOE
V
V
V
A
DD
6
*It is possible to use it by the terminal connection as
RX
32.768 kHz-DTCXO.
High Stability
32.768 kHz frequency output function
The various interrupt
SOP
UA
UB
Overview
FOUT pin output (C-MOS output), CL=30 pF
Output selectable
Timer Function can be set up between
Alarm Function can be set to day of week,
32.768 kHz-DTCXO Frequency temperature characteristics (Example)
± 1.9 x 10
± 3.4 x 10
± 3.8 x 10
± 5.0 x 10
Metal may be exposed on the top or bottom of this product.
1/ 4096 second and 255 minutes.
day, hour, or minute.
4801 SA
7.4
This will not affect any quality, reliability or electrical spec.
( Equivalent to 5 seconds of month deviation )
( Equivalent to 9 seconds of month deviation )
( Equivalent to 10 seconds of month deviation )
( Equivalent to 13 seconds of month deviation )
5.0
< 32.768 kHz, 1024 Hz, 1 Hz >
RX-4801JE
0.2
14 pin
-10
-15
-20
-25
-30
10
-5
5
0
-45
-6
-6
-6
-6
-35
14.
13.
12.
11.
10.
9.
8.
32.768 kHz DTCXO
/
/ -40 ºC to +85 ºC
/
/ -40 ºC to +85 ºC
-25
Frequency temperature characteristics
DI
DO
T2(V
GND
/ INT
N.C.
N.C.
Refer to application manual for details.
0 ºC to +40 ºC
0 ºC to +50 ºC
-15
Product Number (Please contact us)
RX-4801SA : X1B000021xxxx00
RX-4801JE : X1B000041xxxx00
PP
)
-5
10.
Temperature (ºC)
1.
2.
3.
4.
5.
6.
7.
8.
9.
5
Epson Toyo
Epson Toyo
Epson Toyo
Epson Toyocom
/ IN T
GND
T2(Vpp)
DO
DI
CE
CLK
FOUT
N.C.
FOE
15
25
VSOJ
35
RX 4801JE
45
6.0
5.4
20 pin
Tuning fork X'tal
0.2
55
com
com
com
1.5
65
Max.
75
20.
19.
18.
17.
16.
15.
14.
13.
12.
11.
(Unit:mm)
85
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
V
DD
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RX-4801JE:UB Summary of contents
Page 1
... Real time clock module Real time clock module Real time clock module Real time clock module Built-in 32.768 kHz-DTCXO, High Stability SERIAL-INTERFACE REAL TIME CLOCK MODULE RX - 4801 Built in frequency adjusted 32.768 kHz crystal unit and DTCXO. Interface Type : 4-wire serial interface Interface voltage range : 1 ...
Page 2
EPSON TOYOCOM In order to meet customer needs in a rapidly advancing digital, broadband and ubiquitous society, we are committed to offering products that are one step ahead of the market and a rank above the rest in quality. ...