74hct5555 NXP Semiconductors, 74hct5555 Datasheet - Page 13

• Manufacturer Part Number: 74hct5555
• Description: Programmable Delay Timer With Oscillator
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Notes
1. The RS input has CMOS input switching levels.
2. The value of additional quiescent supply current ( I
UNIT LOAD COEFFICIENT
September 1993
SYMBOL PARAMETER
V
OH
Programmable delay timer with oscillator
V
V
V
determine I
OH
OL
OL
HIGH level
output
voltage R
output
HIGH level
output
voltage C
output
LOW level
output
voltage R
output
LOW level
output
voltage C
output
CC
per input, multiply this value by the unit load coefficient shown in the following table.
TC
TC
TC
TC
OSC CON
RTR/RTR
INPUT
S
0
MR
S
A
B
3.98
3.98
4.4
4.4
3.98
MIN TYP MAX MIN MAX
- S
3
2
4.5
4.5
0
25
0.26
0.1
0.26
T
amb
3.84
3.84
4.4
4.4
3.84
40 to 85
( C)
CC
0.33
0.1
0.33
) for a unit load of 1 is given in the family specifications. To
13
3.7
3.7
4.4
4.4
3.7
MIN
0 to 125
0.4
0.1
0.4
MAX
UNIT LOAD COEFFICIENT
V
V
V
V
V
V
V
V
UNIT
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
V
(V)
CC
0.35
0.69
0.50
0.35
1.20
0.65
0.40
RS = GND;
OSC CON
= V
RS = V
OSC CON
= GND;
untriggered
RS = V
OSC CON
= V
RS = V
OSC CON
= GND;
untriggered
RS = V
OSC CON
= V
RS = V
OSC CON
= V
RS = V
OSC CON
= V
RS = V
OSC CON
= V
untriggered
TEST CONDITION
74HC/HCT5555
CC
CC
IH
CC
CC
IL
;
V
I
Product specification
CC
CC
CC
IH
CC
CC
IL
;
;
;
;
;
;
;
I
I
I
I
I
I
I
I
o
o
o
o
o
o
o
o
= 2.6 mA
=
= 20 A
= 20 A
= 3.2 mA
= 2.6 mA
= 20 A
= 3.2 mA
OTHER
0.65 mA