Philips Semiconductors Linear Products
General purpose CMOS timer
Product specification
ICM7555
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
1.0 3
750.0
VDD = 5V
500.0
TA = +125°C
TA = +25°C
250.0
TA = –55°C
0.0
0
10
20
30
40
LOWEST VOLTAGE OF TRIGGER PULSE (%VDD)
Propagation Delay vs Voltage Level of Trigger Pulse
6
TA = +25°C
4
RA = RB = 10kΩ
C = 0.1µF
2
0
–2
–4
0
5
10
15
20
SUPPLY VOLTAGE (VDD)
Normalized Frequency Stability as a Function of Supply Voltage (Astable Mode)
4
2
VDD = 18V
0
VDD = 5V
RA = RB = 1kΩ
C = 0.1µF
–2
VDD = 2V
–4
–5.0E1
–2.5E1
0.0
25.0
50.0
TEMPERATURE (°C)
75.0
100.0
125.0
Normalized Frequency Stability as a Function of Temperature (Astable Mode)
August 31, 1994
343