参数资料
型号: DS12CR887-33
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: XO, clock
英文描述: RTC with Constant-Voltage Trickle Charger
中文描述: 1 TIMER(S), REAL TIME CLOCK, PDIP24
封装: 0.700 INCH, ENCAPSULATED, DIP-24
文件页数: 4/22页
文件大小: 1093K
代理商: DS12CR887-33
D
RTC with Constant-Voltage Trickle Charger
4
_____________________________________________________________________
AC ELECTRICAL CHARACTERISTICS
(V
CC
= 2.97V to 3.63V
, T
A
= -40°C to +85°C.) (Note 1)
PARAMETER
SYMBOL
t
CYC
PW
EL
PW
EH
t
R
, t
F
t
RWH
t
RWS
CONDITIONS
MIN
280
130
90
TYP
MAX
DC
UNITS
ns
ns
ns
ns
ns
ns
Cycle Time
Pulse Width, DS Low or R/
W
High
Pulse Width, DS High or R/
W
Low
Input Rise and Fall
R/
W
Hold Time
R/
W
Setup Time Before DS
30
0
15
Chip-Select Setup Time Before
DS or R/
W
t
CS
8
ns
Chip-Select Hold Time
Read-Data Hold Time
Write-Data Hold Time
Address Valid Time to AS Fall
Address Hold Time to AS Fall
Delay Time DS to AS Rise
Pulse Width AS High
Delay Time, AS to DS Rise
t
CH
t
DHR
t
DHW
t
ASL
t
AHL
t
ASD
PW
ASH
t
ASED
0
5
0
30
15
15
45
55
ns
ns
ns
ns
ns
ns
ns
ns
55
Output Data Delay Time from DS
or R/
W
t
DDR
(Note 8)
20
80
ns
Data Setup Time
Reset Pulse Width
IRQ
Release from DS
IRQ
Release from
RESET
t
DSW
t
RWL
t
IRDS
t
IRR
70
5
0
0
ns
μs
μs
μs
2
2
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相关代理商/技术参数
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