Network Router User Manual

TMS380C26
NETWORK COMMPROCESSOR
SPWS010A–APRIL 1992–REVISED MARCH 1993
POST OFFICE BOX 1443 • HOUSTON, TEXAS
77251–1443
87
PARAMETER MEASUREMENT INFORMATION
68xxx mode bus arbitration timing, SIF returns control
NO. PARAMETER MIN MAX UNIT
220
†
Delay from SBCLK low in I1 cycle to SAD, SPL, SPH, SUDS, and SLDS high-impedance, bus release 35 ns
223b
†
Delay from SBCLK low in I1 cycle to SBHE/SRNW high-impedance 45 ns
224b Delay from SBCLK low in cycle I2 to SOWN high 25 ns
224d Delay from SBCLK low in cycle I2 to SDDIR high 30 ns
230 Delay from SBCLK high to either SHRQ low or SBRQ high 25 ns
240
†
Setup of SUDS, SLDS, SRNW, and SAS control signals high-impedance before SOWN no longer low 0 ns
†
This specification has been characterized to meet stated value.