IDT7026L15JG IDT, Integrated Device Technology Inc, IDT7026L15JG Datasheet - Page 11

• 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. CE = V
2. "DATA
Timing Waveform of Semaphore Write Contention
NOTES:
1. D
2. All timing is the same for left and right ports. Port “A” may be either left or right port. Port “B” is the opposite from port “A”.
3. This parameter is measured from R/W
4. If t
Timing Waveform of Semaphore Read after Write Timing, Either Side
IDT7026S/L
High-Speed 16K x 16 Dual-Port Static RAM
OR
SPS
= D
A
OUT
SEM
is not satisfied, there is no guarantee which side will be granted the semaphore flag.
R/W
IH
0
I/O
OL
-A
OE
or UB and LB = V
VALID" represents all I/O's (I/O
= V
2
0
IL
SIDE
SIDE
, CE
R
= CE
(2)
(2)
"B"
L
IH
"A"
= V
for the duration of the above timing (both write and read cycle).
IH
, or both UB & LB = V
t
AS
VALID ADDRESS
A
A
"A"
0"A"
0"B"
or SEM
t
AW
0
SEM
SEM
R/W
R/W
-I/O
-A
-A
Write Cycle
15
2"A"
2"B"
"A"
) equal to the semaphore value.
t
"A"
"A"
"B"
"B"
t
EW
WP
going HIGH to R/W
DATA
IH
VALID
.
t
DW
t
WR
t
IN
DH
MATCH
"B"
t
or SEM
SWRD
6.42
11
MATCH
"B"
going HIGH.
t
VALID ADDRESS
SOP
t
SPS
Read Cycle
Military, Industrial and Commercial Temperature Ranges
t
SAA
t
ACE
t
AOE
(1,3,4)
DATA
VALID
OUT
(2)
2939 drw 11
t
OH
2939 drw 10
,
(1)