TLC551 Datasheet, PDF (8/16 Pages) Texas Instruments – LinCMOSE TIMERS

TLC551, TLC551Y
LinCMOS™ TIMERS
SLFS044B – FEBRUARY 1984 – REVISED SEPTEMBER 1997
electrical characteristics at specified free-air temperature, V_DD = 15 V
PARAMETER
VIT
Threshold voltage
TEST CONDITIONS
TA†
25°C
Full range
MIN
9.45
9.35
TYP MAX UNIT
10.55
V
10.65
IIT
Threshold current
25°C
70°C
10
pA
75
VI(TRIG) Trigger voltage
25°C
4.65
Full range 4.55
5 5.35
V
5.45
II(TRIG)
Trigger current
25°C
70°C
10
pA
75
VI(RESET) Reset voltage
25°C
0.4
1.1
1.5
V
Full range
0.3
1.8
II(RESET) Reset current
25°C
70°C
10
pA
75
Control voltage (open circuit) as a percentage of
supply voltage
70°C
66.7%
Discharge switch on-stage voltage
IOL = 100 mA
25°C
Full range
0.77
1.7
V
1.8
Discharge switch off-stage voltage
25°C
70°C
0.1
nA
0.5
IOH = – 10 mA
25°C
12.5 14.2
Full range 12.5
VOH
High-level output voltage
25°C
13.5 14.6
IOH = – 5 mA
Full range 13.5
V
IOH = – 1 mA
25°C
14.2 14.9
Full range 14.2
IOL = 100 mA
25°C
Full range
1.28
3.2
3.6
VOL
Low-level output voltage
IOL = 50 mA
25°C
Full range
0.63
1
V
1.3
IOL = 10 mA
25°C
Full range
0.12
0.3
0.4
IDD
Supply current
See Note 2
25°C
Full range
360 600
µA
800
† _{Full range is 0°C to 70°C.}
NOTE 2: These values apply for the expected operating configurations in which THRES is connected directly to DISCH or to TRIG.
operating characteristics, V_DD = 5 V, T_A = 25°C (unless otherwise noted)
PARAMETER
Initial error of timing interval‡
Supply voltage sensitivity of timing interval
TEST CONDITIONS
VDD = 5 V to 15 V, RA = RB = 1 kΩ to 100 kΩ,
CT = 0.1 µF,
See Note 3
MIN TYP MAX UNIT
1% 3%
0.1 0.5 %/ V
tr
Rise time, output pulse
tf
Fall time, output pulse
RL = 10 MΩ,
CL = 10 pF
20
75
ns
15
60
fmax Maximum frequency in astable mode
RA = 470 Ω,
CT = 200 pF
RB = 200 Ω,
See Note 3
1.2 1.8
MHz
‡ _{Timing interval error is defined as the difference between the measured value and the average value of a random sample from each process}
run.
NOTE 3: RA, RB, and CT are as defined in Figure 3.
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