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LM78 Fiches technique(PDF) 9 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No de pièce LM78
Description  Microprocessor System Hardware Monitor
PDF  31 Pages
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Fabricant  NSC [National Semiconductor (TI)]
Site Internet  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM78 Fiches technique(HTML) 9 Page - National Semiconductor (TI)

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AC Electrical Characteristics(Note 13) The following specifications apply for +4.25 V
DC ≤ VCC ≤ +5.75 VDC
unless otherwise specified. Boldface limits apply for T
A =TJ =TMIN to TMAX; all other limits TA =TJ = 25˚C. (Continued)
Symbol
Parameter
Conditions
Typical
Limits
Units
(Note 8)
(Note 9)
(Limits)
SERIAL BUS TIMING CHARACTERISTICS
t
1
SCL (Clock) Period
2.5
µs (min)
t
2
Data In Setup Time to SCL High
100
ns (min)
t
3
Data Out Stable After SCL Low
0
ns (min)
t
4
SDA Low Setup Time to SCL Low (start)
100
ns (min)
t
5
SDA High Hold Time After SCL High (stop)
100
ns (min)
DS012873-6
FIGURE 3. Serial Bus Timing Diagram
www.national.com
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