參數(shù)資料
型號: CDP68HC68T1M2
廠商: HARRIS SEMICONDUCTOR
元件分類: XO, clock
英文描述: CMOS Serial Real-Time Clock With RAM and Power Sense/Control
中文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO16
文件頁數(shù): 3/24頁
文件大?。?/td> 139K
代理商: CDP68HC68T1M2
3
Operating Current (Note 3)
V
DD
= 5V, V
B
= 3V
Crystal Operation
I
D
I
B
I
D
I
S
mA
32kHz
-
25
15
30
20
1MHz
-
0.08
0.15
0.1
0.18
2MHz
-
0.15
0.25
0.18
0.3
4MHz
-
0.3
0.4
0.36
0.5
Standby Current (Note 3)
V
B
= 2.2V
Crystal Operation
I
B
32kHz
-
10
12
μ
A
Input Capacitance
C
IN
V
IN
= 0, T
A
= 25
o
C
-
-
2
pF
Maximum Rise and Fall Times
(Except XTAL Input and POR Pin 10)
t
r
, t
f
-
-
2
μ
s
Input Voltage (Line Input Pin Only, Power Sense Mode)
0
10
12
V
V
SYS
> V
B
(For V
B
Not Internally Connected to V
DD
)
V
T
-
0.7
-
V
Power-On Reset (POR) Pulse Width
100
75
-
ns
NOTES:
2. Typical values are for T
A
= 25
o
C and nominal V
DD
.
3. Clock out (Pin 1) disabled, outputs open circuited. No serial access cycles.
Static Electrical Specifications
At T
A
= -40
o
C to +85
o
C, V
DD
= V
BATT
= 5V
±
5%, except as noted.
(Continued)
PARAMETER
CONDITIONS
LIMITS
UNITS
CDP68HC68T1
MIN
(NOTE 2)
TYP
MAX
CDP68HC68T1
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