參數(shù)資料
型號(hào): DS1305EN
英文描述: Serial Alarm Real Time Clock RTC
中文描述: 串行實(shí)時(shí)時(shí)鐘鬧鐘時(shí)鐘
文件頁(yè)數(shù): 16/22頁(yè)
文件大?。?/td> 257K
代理商: DS1305EN
DS1305
16 of 22
DC ELECTRICAL CHARACTERISTICS
PARAMETER
(0
°
C to 70
°
C or –40°C to +85°C; V
CC
= 2.0 to 5.5V*)
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Leakage
Output Leakage
Logic 0 Output
I
LI
I
LO
V
OL
-100
-1
+500
1
0.4
0.4
μA
μA
V
V
CC
=2.0V
V
CC
=5V
V
CCIF
=2.0V
V
CCIF
=5V
V
CC1
=2.0V
V
CC1
=5V
V
CC1
=2.0V
V
CC1
=5V
V
CC1
=2.0V
V
CC1
=5V
V
CC2
=2.0V
V
CC2
=5V
V
CC2
=2.0V
V
CC2
=5V
V
CC2
=2.0V
V
CC2
=5V
V
BAT
=3V
V
BAT
=3V
2
1.6
2.4
Logic 1 Output
V
OH
V
13
0.425
1.28
25.3
81
25
80
0.4
1.2
0.3
1
200
200
400
200
V
CC1
Active Supply Current
I
CC1A
mA
4,10
V
CC1
Timekeeping Current
I
CC1T
μ
A
3,10
V
CC1
Standby Current
I
CC1S
μ
A
8,10
V
CC2
Active Supply Current
I
CC2A
mA
4,11
V
CC2
Timekeeping Current
I
CC2T
μ
A
3,11
V
CC2
Standby Current
I
CC2S
nA
8,11
Battery Timekeeping Current
Battery Standby Current
Trickle Charge Resistors
I
BATT
I
BATS
R1
R2
R3
nA
nA
k
k
k
V
12
12
2
4
8
Trickle Charge Diode
Voltage Drop
*Unless otherwise noted.
V
TD
0.7
CAPACITANCE
PARAMETER
Input Capacitance
Output Capacitance
Crystal Capacitance
(t
A
= 25
°
C)
NOTES
SYMBOL
C
I
C
O
C
X
CONDITION
TYP
10
15
6
MAX
UNITS
pF
pF
pF
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參數(shù)描述
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