TI380FPA Datasheet, PDF (21/24 Pages) Texas Instruments – PACKETBLASTER™

TI380FPA
PACKETBLASTERā
SPWS011A − MARCH 1995 − REVISED AUGUST 1995
PARAMETER MEASUREMENT INFORMATION
FPA-bus arbitration: FPA takes control of bus
t_M is the cycle time of one-eighth of a local-memory cycle (20.83 ns minimum).
NO.
79 Setup time, FPA in the high-impedance state after MBCLK1 rising edge, bus resume
80 Delay time, MBCLK1 falling edge to FPA valid, bus resume
MIN
2tM − 13
MAX
2tM + 9
UNIT
ns
ns
MBCLK1
79
MAX0,
MAX2
MAXPH,
MAXPL,
MADH0 −MADH7,
MADL0 −MADL7
MRAS
MCAS
MW
MOE
MBEN
MDDIR
MAL
80
Figure 13. FPA-Bus Arbitration: FPA Takes Control of Bus
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