參數(shù)資料
型號(hào): DS1670S
英文描述: Portable System Controller
中文描述: 便攜式系統(tǒng)控制器
文件頁(yè)數(shù): 14/17頁(yè)
文件大?。?/td> 252K
代理商: DS1670S
DS1670
14 of 17
AC ELECTRICAL CHARACTERISTICS
PARAMETER
(0
°
C to 70
°
C; V
CC
= 3.3V
±
10%)
TYP
MAX
SYMBOL
MIN
UNITS
NOTES
Data to Clock Setup
t
DC
100
ns
8
CLK to Data Hold
t
CDH
140
ns
8
CLK to Data Delay
t
CDD
400
ns
8, 9, 10
CLK to Low Time
t
CL
500
ns
8
CLK to High Time
t
CH
500
ns
8
CLK Frequency
t
CLK
1.0
MHz
8
CLK Rise and Fall
t
R,
t
F
1000
ns
CS to CLK Setup
t
CC
2
μ
s
8
CLK to CS Hold
t
CCH
120
ns
8
CS Inactive Time
t
CWH
2
μ
s
8
CS to I/O High Z
t
CDZ
140
ns
8
SCLK to I/O High Z
t
CCZ
140
ns
8
V
CC
Slew Rate (2.85V to
2.3V)
t
F
300
μ
s
V
CC
Slew Rate (2.3V to
2.85V)
t
R
0
ns
V
CC
Detect to
RST
(V
CC
Falling)
t
RPD
100
ns
Reset Active Time
t
RST
250
ms
15
Pushbutton Debounce
PB
DB
250
ms
15
V
CC
Detect to
RST
(V
CC
Rising)
t
RPU
250
ms
15, 16
ST
Pulse Width
t
ST
20
ns
Chip Enable Propagation
Delay to External SRAM
t
CED
8
15
ns
Nominal Voltage to V
CC
Switchover Fall Time
t
FB
200
μ
s
相關(guān)PDF資料
PDF描述
DS17285 3V/5V Real-Time Clock
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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