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CAPACITIVE CHARACTERISTICS
1) C
PD
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
CC(opr)
= C
PD
x V
CC
x f
IN
+ I
CC
/n (per circuit)
TEST CIRCUIT
C
L
= 50pF or equivalent (includes jig and probe capacitance)
R
L
= R
1
= 500
or equivalent
R
T
= Z
OUT
of pulse generator (typically 50
)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
C
IN
Input Capacitance
Bus Input
Capacitance
Power Dissipation
Capacitance (note
1)
5.0
5
10
10
pF
C
i/O
5.0
13
pF
C
PD
5.0
f
IN
= 10MHz
120
pF
TEST
SWITCH
t
PLH
, t
PHL
t
PZL
, t
PLZ
t
PZH
, t
PHZ
Open
2V
CC
Open