DD28F032SA
E
6.2 Capacitance
For a 3.3V System:
Symbol
Parameter
CIN
Capacitance Looking into an
Address/Control Pin
COUT
Capacitance Looking into an
Output Pin
CLOAD
Load Capacitance Driven by
Outputs for Timing Specifications
Equivalent Load Timing Circuit
Notes Typ
1
12
1
16
1
Max Units Test Conditions
16
pF TA = +25°C,
f = 1.0 MHz
24
pF TA = +25°C,
f = 1.0 MHz
50
pF For VCC = 3.3V ± 0.3V
2.5 ns 50Ω Transmission Line
Delay
For a 5.0V System:
Symbol
Parameter
CIN
Capacitance Looking into an
Address/Control Pin
COUT
Capacitance Looking into an
Output Pin
CLOAD
Load Capacitance Driven by
Outputs for Timing Specifications
Equivalent Testing Load Circuit for
VCC ± 10%
Equivalent Testing Load Circuit for
VCC ± 5%
NOTE:
1. Sampled, not 100% tested.
Notes Typ
1
12
1
16
1
Max Units Test Conditions
16
pF TA = +25°C,
f = 1.0 MHz
24
pF TA = +25°C,
f = 1.0 MHz
100 pF For VCC = 5.0V ± 0.5V
30
pF For VCC = 5.0V ±
0.25V
2.5 ns 25Ω Transmission Line
Delay
2.5 ns 83Ω Transmission Line
Delay
20