BQ4845 Datasheet, PDF (12/22 Pages) Texas Instruments – Parallel RTC With CPU Supervisor

bq4845/bq4845Y
Capacitance (TA = 25°C, F = 1MHz, VCC = 5.0V)
Symbol
CI/O
CIN
Parameter
Input/output capacitance
Input capacitance
Minimum
-
-
Typical
-
-
Note:
These parameters are sampled and not 100% tested.
Maximum
7
5
Unit
Conditions
pF Output voltage = 0V
pF Input voltage = 0V
AC Test Conditions
Parameter
Input pulse levels
Input rise and fall times
Input and output timing reference levels
Output load (including scope and jig)
Test Conditions
0V to 3.0V
5 ns
1.5 V (unless otherwise specified)
See Figures 4 and 5
Figure 4. Output Load A
Figure 5. Output Load B
Aug. 1995
12