參數(shù)資料
型號: DS1312
廠商: DALLAS SEMICONDUCTOR
元件分類: 電源管理
英文描述: Nonvolatile Controller with Lithium Battery Monitor(帶鋰電池監(jiān)控的非易失性控制器)
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP8
封裝: 0.300 INCH, DIP-8
文件頁數(shù): 5/10頁
文件大小: 79K
代理商: DS1312
DS1312
022598 5/10
DC ELECTRICAL CHARACTERISTICS
(–40
°
C to +85
°
C; V
CCI
< V
BAT
;
V
CCI
< V
SW
)
TYP
MAX
PARAMETER
SYMBOL
MIN
UNITS
NOTES
Battery Current
I
BAT
100
nA
2
Battery Backup Current
I
CCO2
500
μ
A
6
Supply Voltage
V
CCO
V
BAT
–0.2
V
1
CEO Output
V
OHL
V
BAT
–0.2
V
1, 8
CAPACITANCE
(t
A
=25
°
C)
NOTES
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
Input Capacitance (CEI, TOL)
C
IN
7
pF
Output Capacitance
(CEO, BW, RST)
C
OUT
7
pF
AC ELECTRICAL CHARACTERISTICS
(–40
°
C to +85
°
C; V
CCI
> V
CCTP
)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
CEI to CEO Propagation Delay
t
PD
5
10
ns
CE Pulse Width
t
CE
1.5
μ
s
11
V
CC
Valid to End of Write
Protection
t
REC
12
125
ms
9
V
CC
Valid to CEI Inactive
t
PU
2
ms
V
CC
Valid to RST Inactive
t
RPU
150
200
350
ms
10
V
CC
Valid to BW Valid
t
BPU
1
s
10
AC ELECTRICAL CHARACTERISTICS
(–40
°
C to +85
°
C; V
CCI
< V
CCTP
)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
V
CC
Slew Rate
t
F
150
μ
s
V
CC
Fail Detect to RST Active
t
RPD
5
15
μ
s
10
V
CC
Slew Rate
t
R
150
μ
s
AC ELECTRICAL CHARACTERISTICS
(–40
°
C to +85
°
C; V
CCI
> V
CCTP
)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Battery Test to BW Active
t
BW
1
s
10
Battery Test Cycle–Normal
t
BTCN
24
hr
Battery Test Cycle–Warning
t
BTCW
5
s
Battery Test Pulse Width
t
BTPW
1
s
Battery Detach to Battery Attach
t
BDBA
7
s
Battery Attach to BW Inactive
t
BABW
1
s
10
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PDF描述
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