Test Mode Cycle
RAS
Set Cycle**
HM514400B/BL, HM514400C/CL Series
Test Mode Cycle
*,**
Reset Cycle Normal Mode
CAS
WE
* CBR or RAS-only refresh
@À@À ** Address,Din,OE:HorL
Test Mode Set Cycle
WE-and-CAS-Before RAS-Refresh Cycle
t RP
t RC
t RAS
t RP
RAS
CAS
t RPC
t CSR
tT
t CHR
t CPN@
t WS
t WH
t RPC
t CRP
t CPN
WE
Address
Dout
t OFF1
High-Z
23