TIB82S105BC Datasheet, PDF (6/14 Pages) Texas Instruments – 16 × 48 × 8 FIELD-PROGRAMMABLE LOGIC SEQUENCER WITH 3-STATE OUTPUTS OR PRESET

TIB82S105BC
16 × 48 × 8 FIELD-PROGRAMMABLE LOGIC SEQUENCER
WITH 3-STATE OUTPUTS OR PRESET
SRPS025A – D2897, SEPTEMBER 1985 – REVISED NOVEMBER 1995
diagnostics
A diagnostics mode is provided with these devices that allows the user to inspect the contents of the state
register. When I0 (pin 9) is held at 10 V, the state register bits P0 – P5 will appear at the Q0 – Q5 outputs and
Q6 – Q7 will be high. The contents of the output register will remain unchanged.
VIH
I1 – I15
VIL
I0
CLK
Internal
State Register
P0 – P5
Q0 – Q7
tsu
PS
th
tw
Qn
tpd
NS
tpd
Qn + 1
8V
tpd
NS
10 V
VIH
VIL
VIH
VIL
VOH
VOL
VOH
Qn + 1
VOL
Optional
OE
0V
PS = Present state, NS = Next state
Figure 1. Diagnostic Waveforms
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