hm62g18512 Renesas Electronics Corporation., hm62g18512 Datasheet - Page 4

• Manufacturer Part Number: hm62g18512
• Description: 8m Synchronous Fast Static Ram 512k-word X 18-bit - Hitachi Semiconductor
• Manufacturer: Renesas Electronics Corporation.

HM62G18512 Series
Block Diagram
4
A0 to A18
SWEx
V
SWE
TMS
TCK
REF
TDI
ZQ
SS
ZZ
G
K
K
2
19
JTAG tap
controller
JTAG
register
JTAG
register
JTAG
register
JTAG
register
JTAG
register
JTAG
register
JTAG
register
JTAG
register
JTAG
register
SS
register
SWEx
register
R-Add
register
SWE
register
control
CLK
TDO
Impedance
contorol logic
19
2
W-Add
register
1
19
WRC
D-in
register
DOC
Match
Column decoder
WA
(512k
cell array
Memory
Multiplex
18
D-out
register
OB
18)
DQa0-8
DQb0-8
SA