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BQ3285E Datasheet, PDF (15/29 Pages) Texas Instruments – Real-Time Clock RTC | |||
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bq3285E/L
Capacitanceâbq3285E/L (TA = 25°C, F = 1MHz, VCC = 5.0V)
Symbol
Parameter
Minimum Typical Maximum Unit
Conditions
CI/O
Input/output capacitance
-
CIN
Input capacitance
-
-
7
pF VOUT = 0V
-
5
pF VIN = 0V
Note:
This parameter is sampled and not 100% tested. It does not include the X1 or X2 pin.
AC Test Conditionsâbq3285E
Parameter
Input pulse levels
Input rise and fall times
Input and output timing reference levels
Output load (including scope and jig)
Test Conditions
0 to 3.0 V
5 ns
1.5 V (unless otherwise specified)
See Figures 4 and 5
Figure 4. Output Load Aâbq3285E
Figure 5. Output Load Bâbq3285E
15
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