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參數(shù)資料
| 型號： | RTC58321 |
| 廠商： | 愛普生（中國）有限公司 |
| 英文描述： | Real time clock module(4-bit I/O CONNECTION REAL TIME CLOCK MODULE) |
| 中文描述： | 實時時鐘模塊（4位I / O連接實時時鐘模塊） |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 188K |
| 代理商： | RTC58321 |
EPSON
Page - 3
n
Characteristics
1. Absolute maximum ratings
Item
Symbol
Conditions (Pins)
Rated Value
Unit
Power supply voltage
V
DD
Ta = 25
°
C, V
DD
-V
SS
Ta = 25
°
C input pins
-0.3 to +7.0
V
Input voltages
V
I
-0.3 to V
DD
+0.3
V
Output voltages
V
O
D
0
to D
3
-0.3 to V
DD
+0.3
V
Storage temperature
T
STG
Temperature stored as
separate item.
RTC-58321
-55 to +85
°
C
RTC-58323
-55 to +125
°
C
Soldering temperature
T
SOL
RTC-58321
Maximum 260
°
C for up to 10 seconds (pins);
package maximum 150
°
C.
Maximum 260
°
C for up to 10 seconds (twice maximum), or
maximum 230
°
C for up to three minutes.
RTC-58323
2. Operating Conditions
Item
Symbol
Min.
Typ.
Max.
Unit
Notes
Power supply
V
DD
4.5
5.0
5.5
V
V
DD
-V
SS
Data hold voltage *1
V
DH
2.2
5.5
Operating
RTC-58321
T
OP
-10
70
°C
temperature
RTC-58323
-30
85
*1 Data hold voltage:
This is the range of power supply voltage for which the internal operation of the clock is guaranteed.
I/O operations are not guaranteed.
3. Frequency characteristics
Item
Symbol
Conditions
Max.
Unit
RTC-58321 A
Ta = 25
°
C
±
10
±
50
5
±
20
±
5
Frequency
RTC-58321 B
f/f
O
V
DD
= 5.0V
ppm
tolerance
RTC-58323
Aging
fa
Ta = 25
°
C :V
DD
= 5.0V ; first year
V
DD
= 5.0V ; Ta = -10 to 70
°
C
ppm/y
Temperature characteristics *2
t
OP
+ 10/-120
ppm
Voltage characteristics
f
V
V
DD
= 2.2 to 5.5V
Ta fixed, 5V reference
±
2
ppm
*2 Deviation from the frequency at 25
°
C.
Notes
1. Frequency tolerance based on V
= 5.0 V.
2. Frequency tolerance is value guaranteed on factory shipment.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| RTC-58321 | 制造商:EPSON 制造商全稱:EPSON 功能描述:Real time clock module(4-bit I/O CONNECTION REAL TIME CLOCK MODULE) |
| RTC58321A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Logic IC |
| RTC58321AA | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Logic IC |
| RTC58321B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Logic IC |
| RTC58321-SERIES | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Peripheral IC |
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