參數(shù)資料
型號(hào): X1203
英文描述: 2-Wire RTC(Real Time Clock)/Calendar/Alarm(實(shí)時(shí)時(shí)鐘/日歷/警報(bào))
中文描述: 2線實(shí)時(shí)時(shí)鐘(實(shí)時(shí)時(shí)鐘)/日歷/鬧鐘(實(shí)時(shí)時(shí)鐘/日歷/警報(bào))
文件頁(yè)數(shù): 15/19頁(yè)
文件大?。?/td> 84K
代理商: X1203
X1203
15
AC Specifications
- T
A
= -40C to +85C, V
CC
= +2.7V to +5.5V, unless otherwise specified.
1:
This parameter is periodically sampled and not 100% tested.
2:
Cb = total capacitance of one bus line in pF.
Symbol
Parameter
400kHz Option
Min
Max
Units
f
SCL
t
IN
(1)
t
AA
t
BUF
t
LOW
t
HIGH
t
SU:STA
t
HD:STA
t
SU:DAT
t
HD:DAT
t
SU:STO
t
DH
t
R
(1)
t
F
(1)
Cb
SCL Clock Frequency
0
400
KHz
Pulse width Suppression Time at inputs
50
nS
SCL LOW to SDA Data Out Valid
0.1
0.9
μ
S
μ
S
μ
S
μ
S
μ
S
μ
S
Time the bus must be free before a new transmission can start
1.3
Clock LOW Time
1.3
Clock HIGH Time
0.6
Start Condition Setup Time
0.6
Start Condition Hold Time
0.6
Data In Setup Time
100
nS
Data In Hold Time
0
μ
S
μ
S
Stop Condition Setup Time
0.6
Data Output Hold Time
50
nS
SDA and SCL Rise Time
20 +.1Cb
(2)
300
nS
SDA and SCL Fall Time
20 +.1Cb
(2)
300
nS
Capacitive load for each bus line
400
pF
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