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參數(shù)資料
| 型號： | BQ3285LS |
| 英文描述： | Real-Time Clock |
| 中文描述： | 實時時鐘 |
| 文件頁數(shù)： | 15/26頁 |
| 文件大?。?/td> | 831K |
| 代理商： | BQ3285LS |
15
bq3285EC/LC
July 1996
AC Test Conditions—bq3285EC
Parameter
Test Conditions
Input pulse levels
0 to 3.0 V
Input rise and fall times
5 ns
Input and output timing reference levels
1.5 V (unless otherwise specified)
Output load (including scope and jig)
See Figures 4 and 5
Capacitance—bq3285EC/LC
(T
A
= 25°C, F = 1MHz, V
CC
= 5.0V)
Symbol
Parameter
Minimum
Typical
Maximum
Unit
Conditions
C
I/O
Input/output capacitance
-
-
7
pF
V
OUT
= 0V
C
IN
Input capacitance
-
-
5
pF
V
IN
= 0V
Note:
This parameter is sampled and not 100% tested. It does not include the X1 or X2 pin.
+5V
960
50pF
For all outputs
except INT
510
Figure 4. Output Load—bq3285EC
+5V
1.15k
130pF
INT
Figure 5. Output Load—bq3285EC
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| BQ3285LS- | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Real-Time Clock RTC |
| BQ3285LSN | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Real-Time Clock RTC |
| BQ3285LSS | 制造商:Rochester Electronics LLC 功能描述:REAL TIME CLOCK IC, ENHANCED - Bulk |
| BQ3285LSS- | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Real-Time Clock RTC |
| BQ3285LSSN | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Real-Time Clock RTC |
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