Datasheet

TLC556, TLC556Y
DUAL LinCMOS TIMERS
SLFS047B – FEBRUARY 1984 – REVISED SEPTEMBER 1997
9
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 1
2
1
–75 –50 –25 0 25 75 125
Discharge Switch On-State Resistance –
DISCHARGE SWITCH ON-STATE RESISTANCE
vs
FREE-AIR TEMPERATURE
50 100
10
4
20
100
40
7
70
Ω
T
A
– Free-Air Temperature – °C
V
DD
= 2 V, I
O
= 1 mA
V
DD
= 5 V, I
O
= 10 mA
V
DD
= 15 V, I
O
= 100 mA
Figure 2
100
0
0 2 4 6 8 12 16
PROPAGATION DELAY TIMES (TO DISCHARGE
OUTPUT FROM TRIGGER AND THRESHOLD
SHORTED TOGETHER)
vs
SUPPLY VOLTAGE
10 14
400
200
500
600
300
V
DD
– Supply Voltage – V
2018
PHL
t,
PLH
t – Propagation Delay Times – ns
t
PLH
‡
t
PHL
I
O(on)
≥ 1 mA
C
L
≈ 0
T
A
= 25°C
‡
The effects of the load resistance on these values must be
taken into account separately.