IDT7026L15JG IDT, Integrated Device Technology Inc, IDT7026L15JG Datasheet - Page 13

• Manufacturer Part Number: IDT7026L15JG
• Description: IC SRAM 256KBIT 15NS 84PLCC
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT7026L15JG

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 256K (16K x 16)
• Speed: 15ns
• 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: Lead free / RoHS Compliant
• Other names: 7026L15JG; 800-1366; 800-1366-5; 800-1366

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 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 (M/S = V
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 (M/S = V
DATA
IDT7026S/L
High-Speed 16K x 16 Dual-Port Static RAM
DATA
WH
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"
IL
IN "A"
for the reading port.
R
"A"
"A"
"B"
"B"
IL
= V
(slave), BUSY is an input. Then for this example BUSY
IL.
t
APS
BUSY
R/W
R/W
(1)
"A"
"B"
"B"
"B"
, until BUSY
APS
is ignored for M/S = V
t
"B"
WB
goes HIGH.
(3)
t
BAA
"A"
= V
MATCH
IH
IL
6.42
t
and BUSY
WC
13
(slave).
t
WP
(2)
"B"
input is shown above.
Military, Industrial and Commercial Temperature Ranges
t
WP
t
MATCH
IL
DW
t
WDD
)
VALID
t
WH
t
(1)
DDD
2939 drw 13
(3)
t
BDA
t
DH
,
IH
2939 drw 12
t
)
BDD
(2,4,5)
VALID