IDT7130 Integrated Device Technology, IDT7130 Datasheet - Page 11

• Manufacturer Part Number: IDT7130
• Description: HIGH-SPEED 1K x 8 DUAL-PORT STATIC RAM
• Manufacturer: Integrated Device Technology

IDT7130SA/LA AND IDT7140SA/LA
HIGH-SPEED 1K x 8 DUAL-PORT STATIC RAM WITH INTERRUPTS
TIMING WAVEFORM OF INTERRUPT MODE
INT INT
INT
INT
INT
NOTES:.
1. 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”.
2. See Interrupt Truth Table.
3. Timing depends on which enable signal (
4. Timing depends on which enable signal (
ADDR
AC ELECTRICAL CHARACTERISTICS OVER THE
OPERATING TEMPERATURE AND SUPPLY VOLTAGE RANGE
NOTES:
1.
2.
3.
ADDR
INT INT
INT
INT
INT
Symbol
Interrupt Timing
t
t
t
t
AS
WR
INS
INR
OE
INT
R/
INT
SET:
0 C to +70 C temperature range only, PLCC and TQFP packages.
“X” in part numbers indicates power rating (SA or LA).
Not available in DIP packages .
W
'B'
CLEAR:
'B'
'B'
'A'
'A'
'B'
Address Set-up Time
Write Recovery Time
Interrupt Set Time
Interrupt Reset Time
Parameter
t
AS
(3)
INTERRUPT ADDRESS
t
INS
(3)
CE
CE
or R/
or R/
t
WC
W
W
Min.
7130X20
—
—
0
0
) is asserted last.
) is de-asserted first.
Max.
20
20
—
—
(1)
(2)
t
WR
Min.
7130X25
7140X25
—
—
0
0
6.01
(4)
Max.
t
25
25
—
—
AS
(3)
(3)
(3)
INTERRUPT CLEAR ADDRESS
Min. Max.
MILITARY AND COMMERCIAL TEMPERATURE RANGES
7130X35
7140X35
—
—
0
0
t
INR
(3)
25
25
—
—
(2)
t
RC
Min.
—
—
8M824S25
0
0
7130X55
7140X55
Max.
45
45
—
—
Min.
8M824S308M824S35
7130X100
7140X100
—
—
0
0
Max.
60
60
—
—
2689 drw 16
2689 drw 17
2689 tbl 12
Unit
11
ns
ns
ns
ns