71V30L55TF IDT, Integrated Device Technology Inc, 71V30L55TF Datasheet - Page 12

• Manufacturer Part Number: 71V30L55TF
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of 71V30L55TF

• Density: 8Kb
• Access Time (max): 55ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 3.3V
• Address Bus: 10b
• Package Type: STQFP
• Operating Temp Range: 0C to 70C
• Number Of Ports: 2
• Supply Current: 105mA
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Word Size: 8b
• Number Of Words: 1K
• Lead Free Status / Rohs Status: Not Compliant

NOTES:
1. A
2. If BUSY = L, data is not written.
3. If BUSY = L, data may not be valid, see t
4. 'H' = V
Table II — Interrupt Flag
NOTES:
1. Assumes BUSY
2. If BUSY
3. If BUSY
4. 'H' = HIGH,' L' = LOW,' X' = DON’T CARE
Table III — Address BUSY Arbitration
NOTES:
1. Pins BUSY
2. 'L' if the inputs to the opposite port were stable prior to the address and enable inputs
3. Writes to the left port are internally ignored when BUSY
Truth Tables
Table I — Non-Contention Read/Write Control
CE
IDT71V30S/L
High-Speed 1K x 8 Dual-Port Static RAM with Interrupts
X
H
X
L
R/W
IDT71V30 are non-tristatable push-pull.
of this port. 'H' if the inputs to the opposite port became stable after the address and
enable inputs of this port. If t
BUSY
regardless of actual logic level on the pin. Writes to the right port are internally ignored
when BUSY
R/W
L
0L
X
X
X
X
X
L
L
H
H
– A
L
CE
L
IH
9L
X
X
H
L
and BUSY
L
R
, 'L' = V
R
= V
= V
≠ A
Inputs
L
R
IL
and BUSY
IL
Left or Right Port
0R
CE
outputs are driving LOW regardless of actual logic level on the pin.
, then No Change.
, then No Change.
L
X
X
L
CE
IL
L
NO MATCH
H
H
L
L
L
L
– A
, 'X' = DON’T CARE, 'Z' = HIGH IMPEDANCE
= BUSY
A
A
MATCH
MATCH
MATCH
R
OL
OR
outputs can not be LOW simultaneously.
9R
-A
-A
.
R
9L
9R
R
Left Port
are both outputs for IDT71V30. BUSY
OE
= V
APS
X
X
X
L
OE
L
X
X
X
H
L
IH
is not met, either BUSY
BUSY
(1)
(2)
H
H
H
A
WDD
L
9L
DATA
3FF
3FE
Outputs
(1)
DATA
X
X
-A
D
and t
Z
Z
Z
0L
0-7
OUT
IN
BUSY
DDD
(2)
H
H
H
(1,4)
L
timing.
Port Disabled and in Power-Down Mode, I
Data on Port Written Into Memory
Data in Memory Output on Port
High Impedance Outputs
CE
R
or BUSY
INT
(1)
L
H
L
X
X
(3)
R =
(2)
outputs are driving LOW
L
CE
R
Write Inhibit
L =
X
= LOW will result.
Function
Normal
Normal
Normal
R/W
outputs on the
V
X
X
X
IH
L
,
R
Power-Down Mode, I
3741 tbl 15
(3)
6.42
12
CE
X
X
L
L
R
(3)
(2)
Right Port
OE
X
X
X
SB1
L
R
SB2
or I
(4)
Industrial and Commercial Temperature Ranges
SB3
Function
or I
A
SB4
9R
3FF
3FE
X
X
-A
0R
INT
H
L
X
X
(2)
(3
R
)
Set Right INT
Reset Right INT
Set Left INT
Reset Left INT
Function
L
R
Flag
L
Flag
R
Flag
Flag
3741 tbl 13
3741 tbl 14