TMS380C26
NETWORK COMMPROCESSOR
SPWS010A–APRIL 1992–REVISED MARCH 1993
POST OFFICE BOX 1443
•
HOUSTON, TEXAS
77251–1443
46
PARAMETER MEASUREMENT INFORMATION
memory bus timing: TMS380C26 resumes control of bus
t
M
is the cycle time of one-eighth of a local memory cycle (31.25 ns minimum)
NO.
PARAMETER
MIN
MAX
UNIT
79
Hold time of MIF output high impedance after MBCKL1 rising edge, bus resume
tM – 13
ns
80
Delay time from MBCLK1 high to MIF output vallid, bus resume
tM + 9
ns
91
Setup time of MBRQ valid before MBCLK1 falling edge, bus resume
24
ns
82
Hold time of MBRQ valid after MBCLK1 low, bus resume
0
ns
83
Setup time of MBGR high before MBCLK1 rising edge, bus resume
29
ns