IDT70261L20PF IDT, Integrated Device Technology Inc, IDT70261L20PF Datasheet - Page 6

• Manufacturer Part Number: IDT70261L20PF
• Description: IC SRAM 256KBIT 20NS 100TQFP
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT70261L20PF

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 256K (16K x 16)
• Speed: 20ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 70261L20PF

NOTES:
1. Transition is measured 0mV from Low or High-impedance voltage with Output Test Load (Figure 2).
2. This parameter is guaranteed by device characterization, but is not production tested.
3. To access RAM, CE = V
4. 'X' in part numbers indicates power rating (S or L).
AC Electrical Characteristics Over the
Operating Temperature and Supply Voltage Range
READ CYCLE
READ CYCLE
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
RC
AA
ACE
ABE
AOE
OH
LZ
HZ
PU
PD
SOP
SAA
RC
AA
ACE
ABE
AOE
OH
LZ
HZ
PU
PD
SOP
SAA
IDT70261S/L
High-Speed 16K x 16 Dual-Port Static RAM with Interrupt
Symbol
Symbol
Read Cycle Time
Chip Enable Access Time
Byte Enable Access Time
Output Enable Access Time
Output Hold from Address Change
Output Low-Z Time
Output High-Z Time
Chip Enable to Power Up Time
Chip Disable to Power Down Time
Semaphore Flag Update Pulse (OE or SEM)
Semaphore Address Access Time
Read Cycle Time
Chip Enable Access Time
Byte Enable Access Time
Output Enable Access Time
Output Hold from Address Change
Output Low-Z Time
Output High-Z Time
Chip Enable to Power Up Time
Chip Disable to Power Down Time
Semaphore Flag Update Pulse (OE or SEM)
Semaphore Address Access Time
Address Access Time
Address Access Time
IL
and SEM = V
(1,2)
(1,2)
(1,2)
(1,2)
(3)
(3)
(3)
(3)
IH
Parameter
. To access semaphore, CE = V
(2)
(2)
(2)
(2)
Parameter
6.42
IH
6
and SEM = V
Min.
____
____
____
____
____
____
____
15
10
Com'l Only
3
3
0
70261X15
IL
.
Max.
Industrial and Commercial Temperature Ranges
____
____
____
____
____
15
15
15
10
10
15
15
(4)
Min.
Min.
____
____
____
____
____
____
____
____
____
____
____
____
____
____
20
10
35
15
Com'l & Ind
3
3
0
Com'l Only
3
3
0
70261X20
70261X35
Max.
Max.
____
____
____
____
____
____
____
____
____
____
20
20
20
12
12
20
20
35
35
35
20
15
35
35
Min.
Min.
____
____
____
____
____
____
____
____
____
____
____
____
____
____
25
12
55
15
Com'l & Ind
3
3
0
Com'l Only
3
3
0
70261X25
70261X55
Max.
Max.
____
____
____
____
____
____
____
____
____
____
25
25
25
13
15
25
25
55
55
55
30
25
50
55
3039 tbl 12b
3039 tbl 12a
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns