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PDF RX-4045SA Data sheet ( Hoja de datos )
| Número de pieza | RX-4045SA | |
| Descripción | interface high-stability RTC module | |
| Fabricantes | Epson | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de RX-4045SA (archivo pdf) en la parte inferior de esta página. Total 3 Páginas | ||
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New Product
4-wire serial interface high-stability RTC module
RX –4045 SA
Preliminary
Product number:Q4140455xxxxx00
• Built in frequency adjusted 32.768 kHz crystal unit.
• Serial interface which can be controlled by 4 or 3 signal lines.
• Dual Alarm and Timer IRQ function are Available.
• 32.768 kHz clock frequency output. (FOUT)
• Low backup current : 0.48 µA / 3 V ( Typ.)
• Wide operating voltage range : 1.7 V to 5.5 V Wide timekeeper voltage range : 1.15 V to 5.5 V
• Available as small package.( SOP-14pin )
s Block Diagram
FOUT
/ INT
32 kHz
Output
Control
OSC
Divider
Correc
-tion
Div.
Comparator_W
Comparator_D
Alarm_W Register
( Min,Hour,Week )
Alarm_D Register
( Min,Hour )
Time Counter
( Sec,Min,Hour,Week,Day,Month,Year )
Voltage
Detect
OSC
Detect
Interrupt Control
Address
Decoder
Address
Register
Shift Register
I/O
Control
VDD
CLK
DI
DO
CE
GND
s Pin Assignment
RX - 4045 SA
10.1
#14 # 8
#1 #7
5.0 7.4
Pin Assignment
1. N.C.
2. CLK
3. FOUT
4. N.C.
5. TEST
6. VDD
7. CE
14. N.C.
13. DO
12. DI
11. GND
10. /INT
9. N.C.
8. N.C.
1.27 0.35
3.2
s Pin Descriptions
Terminal Pin No. Descriptions
CLK
FOUT
TEST
VDD
CE
2 Serial clock input
3
32.768 kHz output
(Nch open drain)
5 TEST terminal
6 VDD
7 Chip enable
/INT
10
Interrupt output
(Nch open drain)
GND
DI
DO
11 GND
12 Data input
13 Data output
Preliminary 2002.8 Ver.0.1
1 page | ||
| Páginas | Total 3 Páginas | |
| PDF Descargar | [ Datasheet RX-4045SA.PDF ] | |
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