TNETX15AE Datasheet, PDF (72/78 Pages) Texas Instruments – ADDRESS-LOOKUP DEVICE

TNETX15AE
ADDRESS-LOOKUP DEVICE
SPWS041A – AUGUST 1997 – REVISED OCTOBER 1997
timing requirements over recommended operating conditions (see Figure 25)
RESET (software) timing
NO.
1 tw(RESET) Pulse duration, RESET low
2 tsu(RESET) Setup time, RESET low before OSCIN↑
3 th(RESET) Hold time, RESET low after OSCIN↑
MIN MAX UNIT
3
µs
10 ns
12 ns
Signals†
VCC(5V)
(Input)
VCC
(Input)
OSCIN
(Input)
RESET
(Input)
Normal Operation
ÎÎÎÎÎÎÎÎ
2
3
1
† _{A pullup or active logic is required for each input to have known logic levels at all times, especially during reset when an I/O output is disabled.}
Figure 25. RESET (Software) Timing
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