GP2021 Datasheet, PDF (55/62 Pages) Mitel Networks Corporation – GPS 12 channel Correlator Advance Information

GP2021
WREN
NCS
ALE_IP
A<9:2>
D<15:0>
READ
(HIGH)
wcLwcH
alHalL
wcHalH
alHwcL
adVwcL
adValL
alLadI
ADDRESS
VALID
daVwcH
wcHdaI
DATA
VALID
Fig. 36 : Intel 186 mode writewith ALE_IP being pulsed (NARMSYS = 1, NINTELMOT = 0, WRPROG = 0)
Timing Parameter Description
ALE_IP High to WREN and NCS Low setup time
ALE_IP High to ALE_IP Low pulse width
WREN and NCS Low to WREN or NCS High pulse width
WREN or NCS High to ALE_IP High hold off time
Address Valid to WREN and NCS Low setup time
Address Valid to ALE_IP Low setup time
ALE_IP Low to Address Invalid hold time
Data Valid to WREN or NCS High setup time
WREN or NCS High to Data Invalid hold time
Symbol
τ_alHwcL
τ_alHalL
τ_wcLwcH
τ_wcHalH
τ_adVwcL
τ_adValL
τ_alLadI
τ_daVwcH
τ_wcHdaI
Min
Max
Units Notes
14
ns
10
ns
10
ns
5
ns
10
ns
8
ns
8
ns
7
ns
5
ns
55