IDT49FCT20805
2.5V CMOS DUAL 1-TO-5 CLOCK DRIVER
INDUSTRIAL TEMPERATURE RANGE
POWER SUPPLY CHARACTERISTICS
Symbol
I
CCL
I
CCH
I
CCZ
∆I
CC
I
CCD
Parameter
Quiescent Power Supply Current
Test Conditions
(1)
V
CC
= Max.
V
IN
= GND or V
CC
V
CC
= Max.
V
IN
= V
CC –
0.6V
V
CC
= Max.
C
L
= 15pF
All Outputs Toggling
V
CC
= Max.
C
L
= 15pF
All Outputs Toggling
fi = 133MHz
V
CC
= Max.
C
L
= 15pF
All Outputs Toggling
fi = 166MHz
V
IN
= V
CC
V
IN
= GND
V
IN
= V
CC
V
IN
= GND
V
IN
= V
CC –
0.6V
V
IN
= GND
V
IN
= V
CC
V
IN
= GND
V
IN
= V
CC –
0.6V
V
IN
= GND
Min.
—
Typ.
(2)
0.1
Max.
20
Unit
µA
Power Supply Current per Input HIGH
Dynamic Power Supply Current
per Output
(3)
Total Power Supply Current
(4)
—
—
35
65
250
100
µA
µA/MHz
I
C
—
—
—
—
100
100
115
115
125
125
mA
150
150
NOTES:
1.
2.
3.
4.
For conditions shown as Max. or Min., use appropriate value specified under Electrical Characteristics for the applicable device type.
Typical values are at V
CC
= 2.5V, +25°C ambient.
This parameter is not directly testable, but is derived for use in Total Power Supply calculations.
I
C
= I
QUIESCENT
+ I
INPUTS
+ I
DYNAMIC
I
C
= I
CC
+
∆I
CC
D
H
N
T
+ I
CCD
(f
O
N
O
)
I
CC
= Quiescent Current (I
CCL
, I
CCH
and I
CCZ
)
∆I
CC
= Power Supply Current for a TTL High Input (V
I
N
= V
CC
-0.6V)
D
H
= Duty Cycle for TTL Inputs High
N
T
= Number of TTL Inputs at D
H
I
CCD
= Dynamic Current Caused by an Input Transition Pair (HLH or LHL)
f
O
= Output Frequency
N
O
= Number of Outputs at f
O
4