Harman Kardon AVR 2600 Service Manual

11
Revision 1.9
256M Double Data Rate Synchronous DRAM
A3S56D30ETP
A3S56D40ETP
FUNCTION TRUTH TABLE (continued)
Current State /CS /RAS /CAS /WE Address Command Action Notes
H X X X X DESEL NOP (Idle after tRP)
L H H H X NOP NOP (Idle after tRP)
L H H L BA TERM ILLEGAL 2
L H L X BA, CA, A10 READ / WRITE ILLEGAL 2
L L H H BA, RA ACT ILLEGAL 2
L L H L BA, A10 PRE / PREA NOP (Idle after tRP) 4
L L L H X REFA ILLEGAL
LL L L
Op-Code, Mode-
Add
MRS ILLEGAL
H X X X X DESEL NOP (Row Active after tRCD)
L H H H X NOP NOP (Row Active after tRCD)
L H H L BA TERM ILLEGAL 2
L H L X BA, CA, A10 READ / WRITE ILLEGAL 2
L L H H BA, RA ACT ILLEGAL 2
L L H L BA, A10 PRE / PREA ILLEGAL 2
L L L H X REFA ILLEGAL
LL L L
Op-Code, Mode-
Add
MRS ILLEGAL
H X X X X DESEL NOP
L H H H X NOP NOP
L H H L BA TERM ILLEGAL 2
L H L X BA, CA, A10 READ / WRITE ILLEGAL 2
L L H H BA, RA ACT ILLEGAL 2
L L H L BA, A10 PRE / PREA ILLEGAL 2
L L L H X REFA ILLEGAL
LL L L
Op-Code, Mode-
Add
MRS ILLEGAL
ROW
ACTIVATING
WRITE RE-
COVERING
PRE-
CHARGING
AVR3600 harman/kardon
165

Harman Kardon AVR 2600 Specifications

General

Brand	Harman Kardon
Model	AVR 2600
Category	Receiver
Language	English