參數(shù)資料
型號: DS1306EN
英文描述: Serial Alarm Real Time Clock RTC
中文描述: 串行實時時鐘鬧鐘時鐘
文件頁數(shù): 14/20頁
文件大?。?/td> 277K
代理商: DS1306EN
DS1306
14 of 20
DC ELECTRICAL CHARACTERISTICS
(cont’d)
(0
°
C to 70
°
C or –40°C to +85°C; V
CC
= 2.0 to 5.5V*)
SYMBOL
MIN
TYP
I
BATT
V
BAT
=3V
I
BATT
V
BAT
=3V
R1
R2
R3
8
V
TD
0.7
PARAMETER
Battery Timekeeping Current
Battery Timekeeping Current
(IND)
MAX
550
800
UNITS
nA
nA
k
k
k
V
NOTES
12
12
Trickle Charge Resistors
2
4
Trickle Charger Diode Voltage
Drop
CAPACITANCE
(t
A
= 25
°
C)
PARAMETER
SYMBOL
CONDITION
Input Capacitance
C
I
Output Capacitance
C
O
Crystal Capacitance
C
X
TYP
10
15
6
MAX
UNITS
pF
pF
pF
NOTES
3-WIRE AC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C or –40°C to +85°C; V
CC
= 2.0V to 5.5V*)
SYMBOL
MIN
TYP
V
CC
=2.0V
200
t
DC
V
CC
=5V
50
V
CC
=2.0V
280
t
CDH
V
CC
=5V
70
V
CC
=2.0V
t
CDD
V
CC
=5V
V
CC
=2.0V
1000
t
CL
V
CC
=5V
250
V
CC
=2.0V
1000
t
CH
V
CC
=5V
250
V
CC
=2.0V
t
CLK
V
CC
=5V
DC
V
CC
=2.0V
t
R
, t
F
V
CC
=5V
V
CC
=2.0V
4
t
CC
V
CC
=5V
1
V
CC
=2.0V
240
t
CCH
V
CC
=5V
60
V
CC
=2.0V
4
t
CWH
V
CC
=5V
1
V
CC
=2.0V
t
CDZ
V
CC
=5V
V
CC
=2.0V
t
CCZ
V
CC
=5V
PARAMETER
MAX
UNITS
NOTES
Data to CLK Setup
ns
5, 6
CLK to Data Hold
ns
5, 6
800
200
CLK to Data Delay
ns
5, 6, 7
CLK Low Time
ns
6
CLK High Time
ns
6
0.6
2.0
2000
500
CLK Frequency
MHz
6
CLK Rise and Fall
ns
CE to CLK Setup
μ
s
6
CLK to CE Hold
ns
6
CE Inactive Time
μ
s
6
280
70
280
70
CE to Output High Z
ns
5, 6
SCLK to Output High Z
ns
5, 6
*Unless otherwise noted.
相關(guān)PDF資料
PDF描述
DS1306 Serial Alarm Real Time Clock RTC
DS1306E Serial Alarm Real Time Clock RTC
DS1306N Serial Alarm Real Time Clock RTC
DS1307+ 64 x 8, Serial, I<sup>2</sup>C Real-Time Clock
DS1307 64 X 8 Serial Real Time Clock
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參數(shù)描述
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