參數(shù)資料
型號: DS1631AU
元件分類: 溫度傳感器
英文描述: High-Precision Digital Thermometer and Thermostat
中文描述: 高精度數(shù)字溫度計和溫度
文件頁數(shù): 10/19頁
文件大小: 288K
代理商: DS1631AU
DS1244/DS1244P
10 of 19
PHANTOM CLOCK AC ELECTRICAL CHARACTERISTICS
Over the operating range (5V)
MAX
UNITS
ns
55
ns
55
ns
ns
ns
25
ns
25
ns
ns
ns
ns
ns
ns
ns
ns
ns
PARAMETER
SYMBOL
t
RC
t
CO
t
OE
t
COE
t
OEE
t
OD
t
ODO
t
RR
t
WC
t
WP
t
WR
t
DS
t
DH
t
CW
t
RST
MIN
65
TYP
NOTES
Read Cycle Time
CE
Access Time
OE
Access Time
CE
to Output Low-Z
OE
to Output Low-Z
CE
to Output High-Z
OE
to Output High-Z
Read Recovery
Write Cycle Time
Write Pulse Width
Write Recovery
Data Setup Time
Data Hold Time
CE
Pulse Width
RESET
Pulse Width
5
5
5
5
10
65
55
10
30
0
60
65
3
10
4
4
POWER-DOWN/POWER-UP TIMING
PARAMETER
CE
at V
IH
before Power-Down
V
CC
Slew from V
PF(max)
to
V
PF(min)
(
CE
at V
PF
)
V
CC
Slew from V
PF(min)
to V
SO
V
CC
Slew from V
PF(max)
to
V
PF(min)
(
CE
at V
PF
)
CE
at V
IH
after Power-Up
Over the operating range (5V)
MAX
UNITS
SYMBOL
t
PD
t
F
MIN
0
300
TYP
NOTES
s
s
t
FB
t
R
10
0
s
s
t
REC
1.5
2.5
ms
(T
A
= +25°C)
PARAMETER
SYMBOL
t
DR
MIN
10
TYP
MAX
UNITS
years
NOTES
9
Expected Data Retention Time
Warning
:
Under no circumstances are negative undershoots of any amplitude allowed when device is in
battery-backup mode.
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