參數(shù)資料
型號: DS2404B
英文描述: EconoRAM Time Chip
中文描述: EconoRAM時鐘芯片
文件頁數(shù): 27/28頁
文件大?。?/td> 663K
代理商: DS2404B
DS2404
27 of 28
020998
CAPACITANCE
PARAMETER
Input Capacitance
Output Capacitance
I/O (1-Wire)
(t
A
= 25°C)
UNITS
pF
pF
pF
SYMBOL
C
IN
C
OUT
I
IN/OUT
MIN
TYP
MAX
10
15
800
NOTES
100
8
RESISTANCES
PARAMETER
RST
Resistance to Ground
DQ Resistance to Ground
CLK Resistance to Ground
(-40°C to +85°C)
UNITS
k
k
k
SYMBOL
Z
RST
Z
DQ
Z
CLK
MIN
TYP
65
65
65
MAX
NOTES
AC ELECTRICAL CHARACTERISTICS:
3-WIRE PORT
PARAMETER
Data to CLK Setup
CLK to Data Hold
CLK to Data Delay
CLK Low Time
CLK High Time
CLK Frequency
CLK Rise and Fall
RST
to CLK Setup
CLK to
RST
Hold
RST
Inactive Time
CLK or
RST
to DQ High Z
(-40°C to +85°C; V
CC
= 5V+ 10%)
TYP
MAX
SYMBOL
t
DC
t
CDH
t
CDD
t
CL
t
CH
t
CLK
t
R
,t
F
t
CC
t
CCH
t
CWH
t
CDZ
MIN
35
40
UNITS
ns
ns
ns
ns
ns
MHz
ns
μ
s
ns
ns
ns
NOTES
2
2
2,3,4
2
2
2
2
2
2
2
2
100
250
250
DC
2.0
500
1
40
250
50
AC ELECTRICAL CHARACTERISTICS:
1-WIRE PORT
PARAMETER
Time Slot
Write 1 Low Time
Write 0 Low Time
Read Low Time
Read Data Valid
Release Time
Read Data Setup
Recovery Time
Interrupt
Reset Time High
Reset Time Low
Presence Detect High
Presence Detect Low
(-40°C to +85°C; V
CC
=2.8 to 5.5V)
TYP
MAX
120
15
120
15
exactly 15
15
45
1
SYMBOL
t
SLOT
t
LOW1
t
LOW0
t
LOWR
t
RDV
t
RELEASE
t
SU
t
REC
t
INT
t
RSTH
t
RSTL
t
PDH
t
PDL
MIN
60
1
60
1
UNITS
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
NOTES
0
15
1
960
480
480
15
60
4800
14
20
960
60
240
相關PDF資料
PDF描述
DS2404S EconoRAM Time Chip
DS2405 Addressable Switch
DS2405P Addressable Switch
DS2405T Addressable Switch
DS2405V Addressable Switch
相關代理商/技術參數(shù)
參數(shù)描述
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