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参数资料
| 型号： | RTC6581 |
| 元件分类： | 时钟/数据恢复及定时提取 |
| 英文描述： | REAL TIME CLOCK, PDIP24 |
| 封装： | DIP-24 |
| 文件页数： | 3/35页 |
| 文件大小： | 591K |
| 代理商： | RTC6581 |
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EPSON
EPSON ELECTRONICS AMERICA, INC.
RTC-658X/RTC-659X
nAbsolute Maximum Ratings
Item
Symbol
Conditions(Pins)
Specifications
Unit
Supply voltage
VDD
VDD - VSS
-0.3~+7.0
Input voltage
VIN
Input Pin
VSS - 0.3~VDD+0 .3
V
Storage temperature
TSTG
Note 1
-40~+85
°C
260
°C or less, for 10 seconds or less; however, package temp. should be150°C or less
Soldering conditions
TSOL
Twice under 260
°C for within 10 seconds or under 230°C within 3 min.
Note1: Storage temperature as a discrete component.
nOperating conditions
Item
Symbol
MIN
TYP
MAX
Unit
Remarks
Supply voltage
VDD
4.5
5.0
5.5
V
Between VDD and VSS
Battery Volatge
VBAT
Note 2
3.0
Note 2
V
Between VBAT and VSS
Operating temperature
TOPR
-10
-
+70
°C
Note2: Please refers to VENABLE and VCHECK voltage (p.14).
n Electrical Characteristics
1 . Frequency Characteristics
Item
Symbol
Conditions
MAX
Unit
Frequency tolerance
f/f0
Ta=25
°C VDD=5.0V
5
±20
ppm
Aging
fa
Ta=25
°C VDD=5.0V, first year
±5
ppm/y
Temperature characteristics
top
VDD=5.0V Ta=-10 to 70
°C Note3 +10/-120
ppm
Voltage characteristics
fv
VDD=3V Ta= stable
Note3
±5
ppm
Note 3: The frequency deviation (0ppm) at Ta = 25
°C for "top" or at VDD = 5V for "fv” is used as the reference value.
Remarks: Clock accuracy at 25
°C is from -1.6 seconds/day to +2.4 seconds/day (5+/-20ppm). (Clock accuracy will differ
in environments where the temperature is not 25
°C.)
2. DC Characteristics
VDD=5.0V
±10%, Ta=-10 to 70°C
Characteristic
Symbol
Test Conditions
MIN
TYP
MAX
Unit
Input High voltage
VIH
2.2
VDD+0.3
V
Input Low voltage
VIL
-0.3
0.8
V
Input Leakage
Il
A0-A7, D0-D7, AS, DS, R/W , CS or
RTC
±1
A
Output High voltage
VOH
VDD=5.0V ILOAD=-4.0mA
2.4
V
Output Low voltage
VOL
VDD=5.0V ILOAD= 4,.0mA
0.4
V
Power supply current
IDD
Outputs unloaded, 8.192kHz, non
access time
3
10
mA
Input Current
*IXALM
XALM = VSS
-500
A
Input Current
*IXALM
XALM = VSS
2
A
Input Current
IMOT
MOT = VSS
-2
A
Input Current
IMOT
MOT = VDD
500
A
Battery Supply Current
IBAT
VBAT = 3V, VDD = 0V, Ta=25
°C
1
A
*RTC-6591/6593/6597 only
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