鈼?/div>
鈥?Data input, address, byte enable and control registers
鈥?Self-timed write allows fast cycle time
Separate byte controls for multiplexed bus and bus
matching compatibility
LVTTL- compatible, 3.3V (鹵150mV) power supply
for core
LVTTL compatible, selectable 3.3V (鹵150mV) or 2.5V
(鹵100mV) power supply for I/Os and control signals on
each port
Industrial temperature range (-40擄C to +85擄C) is
available at 166MHz and 133MHz
Available in a 144-pin Thin Quad Flatpack (TQFP),
208-pin fine pitch Ball Grid Array (fpBGA), and 256-pin Ball
Grid Array (BGA)
Supports JTAG features compliant with IEEE 1149.1
鈥?/div>
Due
to limited pin count, JTAG is not supported on the
144-pin TQFP package.
Functional Block Diagram
PL/FT
L
OPT
L
CLK
L
ADS
L
CNTEN
L
REPEAT
L
R/W
L
CE
0L
CE
1L
UB
L
LB
L
OE
L
PL/FT
R
OPT
R
CLK
R
ADS
R
CNTEN
R
REPEAT
R
R/W
R
CE
0R
CE
1R
UB
R
LB
R
OE
R
CONTROL
LOGIC
MUX
4Kx18
MEMORY
ARRAY
(BANK 0)
MUX
CONTROL
LOGIC
I/O
0L-17L
I/O
CONTROL
MUX
4Kx18
MEMORY
ARRAY
(BANK 1)
MUX
I/O
CONTROL
I/O
0R-17R
A
11L
A
0L
BA
5L
BA
4L
BA
3L
BA
2L
BA
1L
BA
0L
ADDRESS
DECODE
ADDRESS
DECODE
A
11R
A
0R
BA
5R
BA
4R
BA
3R
BA
2R
BA
1R
BA
0R
BANK
DECODE
MUX
4Kx18
MEMORY
ARRAY
(BANK 63)
BANK
DECODE
NOTE:
1. The Bank-Switchable dual-port uses a true SRAM
core instead of the traditional dual-port SRAM core.
As a result, it has unique operating characteristics.
Please refer to the functional description on page 19
for details.
MUX
,
TDI
TDO
JTAG
TMS
TCK
TRST
5629 drw 01
DECEMBER 2002
1
DSC 5629/6
漏2002 Integrated Device Technology, Inc.
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