IDT7024S55J IDT, Integrated Device Technology Inc, IDT7024S55J Datasheet - Page 14

• Manufacturer Part Number: IDT7024S55J
• Description: IC SRAM 64KBIT 55NS 84PLCC
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT7024S55J

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 64K (4K x 16)
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 84-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 7024S55J

NOTES:
1. To ensure that the earlier of the two ports wins. t
2. CE
3. OE = V
4. If M/S = V
5. All timing is the same for both left and right ports. Port "A" may be either the left or right port. Port "B" is the port opposite from port "A".
Timing Waveform of Write with BUSY
NOTES:
1. t
2. BUSY is asserted on port "B" Blocking R/W
3. t
Timing Waveform of Write with Port-to-Port Read and BUSY
DATA
IDT7024S/L
High-Speed 4K x 16 Dual-Port Static RAM
WH
DATA
WB
ADDR
ADDR
BUSY
L
must be met for both BUSY input (slave) and output (master).
is only for the 'Slave' Version.
= CE
R/W
OUT "B"
IN "A"
IL
R
for the reading port.
"A"
"A"
"B"
"B"
IL
= V
(slave) then BUSY is an input BUSY
IL
.
t
APS
(1)
BUSY
R/W
R/W
"A"
"B"
"B"
"B"
, until BUSY
"A"
APS
= V
is ignored for M/S = V
IL
"B"
and BUSY
t
WB
goes HIGH.
(3)
t
"B"
BAA
= don't care, for this example.
MATCH
IL
6.42
14
t
(SLAVE).
t
WC
WP
(2)
Military, Industrial and Commercial Temperature Ranges
t
WP
t
DW
MATCH
t
WDD
VALID
t
WH
(1)
2740 drw 14
t
DDD
(3)
(2,4,5)
,
t
BDA
t
DH
(M/S = V
2740 drw 13
t
BDD
VALID
IH
)