TS555 Datasheet, PDF (6/12 Pages) STMicroelectronics – LOW POWER SINGLE CMOS TIMER

TS555
STATIC ELECTRICAL CHARACTERISTICS
V_CC = +5V, T_amb = +25°C, Reset to V_CC (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
I_CC
V_CL
V_DIS
I_DIS
V_OL
V_OH
V_TRIG
I_TRIG
I_TH
V_RESET
I_RESET
Supply Current (no load, High and Low States)
T_min. ≤ T_amb ≤ T_max.
Control Voltage Level
T_min. ≤ T_amb ≤ T_max.
Discharge Saturation Voltage (I_dis = 10mA)
T_min. ≤ T_amb ≤ T_max.
Discharge Pin Leakage Current
Low Level Output Voltage (I_sink = 8mA)
T_min. ≤ T_amb ≤ T_max.
High Level Output Voltage (I_source = -2mA)
T_min. ≤ T_amb ≤ T_max.
Trigger Voltage
T_min. ≤ T_amb ≤ T_max.
Trigger Current
Threshold Current
Reset Voltage
T_min. ≤ T_amb ≤ T_max.
Reset Current
110
250
250
µA
2.9
3.3
3.8
2.8
3.9
V
0.2
0.3
0.35
V
1
100
nA
0.3
0.6
0.8
V
4.4
4.6
4.4
V
1.36
1.67
1.96
1.26
2.06
V
10
pA
10
pA
0.4
1.1
1.5
0.3
2.0
V
10
pA
DYNAMIC ELECTRICAL CHARACTERISTICS
V_CC = +5V, T_amb = +25°C, Reset to V_CC (unless otherwise specified)
Symbol
Parameter
Timing Accuracy (Monostable) ¹⁾
R = 10kΩ, C = 0.1µF
Timing Shift with Supply Voltage Variations (Monostable) ¹⁾
R = 10kΩ, C = 0.1µF,V_CC = +5V ±1V
Timing Shift with Temperature ¹⁾
T_min. ≤ T_amb ≤ T_max.5
f_max
Maximum Astable Frequency ²⁾
R_A = 470Ω, R_B = 200Ω, C = 200pF
Astable Frequency Accuracy ²⁾
R_A =R_B = 1kΩ to 100kΩ, C = 0.1µF
Timing Shift with Supply Voltage Variations (Astable mode) ²⁾
R_A =R_B = 10kΩ, C = 0.1µF, V_CC = +5 to +12V
t_R Output Rise Time (C_load = 10pF)
t_F Output Fall Time (C_load = 10pF)
t_{PD Trigger Propagation Delay}
t_RPW Minimum Reset Pulse Width (V_trig = +5V)
1. see figure 2
2. see figure 4
Min. Typ. Max. Unit
2
%
0.38
%/V
75
ppm/°C
2.7
MHz
3
%
0.1
%/V
25
ns
20
-
ns
100
ns
350
ns
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