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TS556 Datasheet(PDF) 5 Page - STMicroelectronics

Part No. TS556
Description  LOW POWER DUAL CMOS TIMER
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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TS556
5/11
ELECTRICAL CHARACTERISTICS
VCC = +3V, Tamb = +25°C, Reset to VCC (unless otherwise specified)
DYNAMIC ELECTRICAL CHARACTERISTICS
VCC = +3V, Tamb = +25°C, Reset to VCC (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current (no load, High and Low States)
Tmin. ≤ Tamb ≤ Tmax.
180
460
460
µA
VCL
Control Voltage Level
Tmin. ≤ Tamb ≤ Tmax.
1.8
1.7
2
2.2
2.3
V
VDIS
Discharge Saturation Voltage (Idis = 1mA)
Tmin. ≤ Tamb ≤ Tmax.
0.05
0.2
0.25
V
IDIS
Discharge Pin Leakage Current
1
100
nA
VOL
Low Level Output Voltage (Isink = 1mA)
Tmin. ≤ Tamb ≤ Tmax.
0.1
0.3
0.35
V
VOH
High Level Output Voltage (Isource = -0.3mA)
Tmin. ≤ Tamb ≤ Tmax.
2.5
2.5
2.9
V
VTRIG
Trigger Voltage
Tmin. ≤ Tamb ≤ Tmax.
0.9
0.8
1
1.1
1.2
V
ITRIG
Trigger Current
10
pA
ITH
Threshold Current
10
pA
VRESET
Reset Voltage
Tmin. ≤ Tamb ≤ Tmax.
0.4
0.3
1.1
1.5
2.0
V
IRESET
Reset Current
10
pA
Symbol
Parameter
Min.
Typ.
Max.
Unit
Timing Accuracy (Monostable)
1)
R = 10k
Ω, C = 0.1µF
VCC=+2V
VCC=+3V
1.
see figure 2
1
1
%
Timing Shift with Supply Voltage Variations (Monostable) 1)
R = 10k
Ω, C = 0.1µF,V
CC = +3V ±0.3V
0.5
%/V
Timing Shift with Temperature 1)
Tmin. ≤ Tamb ≤ Tmax
75
ppm/°C
fmax
Maximum Astable Frequency 2)
RA = 470Ω, RB = 200Ω, C = 200pF
2.
see figure 4
2
MHz
Astable Frequency Accuracy 2)
RA =RB = 1kΩ to 100kΩ, C = 0.1µF
5
%
Timing Shift with Supply Voltage Variations (Astable mode) 2)
RA =RB = 10kΩ, C = 0.1µF, VCC = +3 to +5V
0.5
%/V
tR
Output Rise Time (Cload = 10pF)
25
ns
tF
Output Fall Time (Cload = 10pF)
20
-
ns
tPD
Trigger Propagation Delay
100
ns
tRPW
Minimum Reset Pulse Width (Vtrig = +3V)
350
ns




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