tc7spn3125tu TOSHIBA Semiconductor CORPORATION, tc7spn3125tu Datasheet - Page 7

• Manufacturer Part Number: tc7spn3125tu
• Description: Low Voltage/low Power 1-bit Dual Supply Bus Buffer
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Capacitive Characteristics (Ta=25°C)
AC Test Circuit
Input capacitance
Output capacitance
Power dissipation capacitance
Note: C
current consumption without load.
Average operating current can be obtained by the equation:
PD
I
CC (opr)
Characteristics
Output
is defined as the value of the internal equivalent capacitance which is calculated from the operating
C
PD
Switch
/V
CC
(Note)
/f
IN
 I
Measure
Symbol
Symbol
C
C
C
CC
C
OUT
PDA
PDB
R
C
IN
/2 (per bit)
L
L
Open
GND
V
CCB
B1
/OE=”L”
/OE=”H”
/OE=”L”
/OE=”H”
OE , A1
Figure 1
3.3 r 0.3 V
2.5 r 0.2 V
30 pF
1 kŸ
7
Test Circuit
V
CCB
Parameter
t
t
1.8 r 0.15 V
t
pLH
pHZ
pLZ
30 pF
1 kŸ
, t
, t
, t
pHL
pZL
pZH
V
CCA
2.5
2.5
2.5
2.5
2.5
2.5
(V) V
TC7SPN3125TU
CCB
Switch
V
Open
GND
3.3
3.3
3.3
3.3
3.3
3.3
CCB
(V)
2007-10-19
Typ.
13
7
8
3
0
0
Unit
pF
pF
pF