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| TLC555-Q1 Datasheet, PDF (7/13 Pages) Texas Instruments – LinCMOS™ TIMER | |||
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www.ti.com
TLC555-Q1
LinCMOS⢠TIMER
SLFS078 â OCTOBER 2006
Operating Characteristics
VDD = 5 V, TA = 25°C (unless otherwise noted)
PARAMETER
Initial error of timing interval(1)
Supply voltage sensitivity of timing interval
tr
Output pulse rise time
tf
Output pulse fall time
fmax
Maximum frequency in astable mode
TEST CONDITIONS
VDD = 5 V to 15 V, CT = 0.1 µF,
RA = RB = 1 k⦠to 100 kâ¦(2)
VDD = 5 V to 15 V, CT = 0.1 µF,
RA = RB = 1 k⦠to 100 kâ¦(2)
RL = 10 Mâ¦, CL = 10 pF
RL = 10 Mâ¦, CL = 10 pF
RA = 470 â¦, CT = 200 pF,
RB = 200 â¦(2)
MIN TYP MAX UNIT
1
3%
0.1
0.5 %/V
20
75 ns
15
60 ns
1.2
2.1
MHz
(1) Timing interval error is defined as the difference between the measured value and the average value of a random sample from each
process run.
(2) RA, RB, and CT are as defined in Figure 1.
Electrical Characteristics
VDD = 5 V, TA = 25°C (unless otherwise noted)
PARAMETER
VIT
IIT
VI(TRIG)
II(TRIG)
VI(RESET)
II(RESET)
Threshold voltage
Threshold current
Trigger voltage
Trigger current
Reset voltage
Reset current
Control voltage (open circuit) as a percentage of supply voltage
Discharge switch on-state voltage
Discharge switch off-state current
VOH
High-level output voltage
VOL
Low-level output voltage
IDD
Supply current(1)
TEST
CONDITIONS
IOL = 10 mA
IOH = â1 mA
IOL = 8 mA
IOL = 5 mA
IOL = 3.2 mA
MIN
TYP
MAX UNIT
2.8
3.3
3.8 V
10
pA
1.36
1.66
1.96 V
10
pA
0.4
1.1
1.5 V
10
pA
66.7
%
0.14
0.5 V
0.1
nA
4.1
4.8
V
0.21
0.4
0.13
0.3 V
0.08
0.3
170
350 µA
(1) These values apply for the expected operating configurations in which THRES is connected directly to DISCH or TRIG.
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