IS61WV25616BLL-10TL-TR ISSI, Integrated Silicon Solution Inc, IS61WV25616BLL-10TL-TR Datasheet - Page 10

• Manufacturer Part Number: IS61WV25616BLL-10TL-TR
• Description: IC SRAM 4MBIT 10NS 44TSOP
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS61WV25616BLL-10TL-TR

• Format - Memory: RAM
• Memory Type: SRAM - Asynchronous
• Memory Size: 4M (256K x 16)
• Speed: 10ns
• Interface: Parallel
• Voltage - Supply: 2.4 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-TSOP II
• Density: 4Mb
• Access Time (max): 10ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 2.5/3.3V
• Address Bus: 18b
• Package Type: TSOP-II
• Operating Temp Range: 0C to 70C
• Number Of Ports: 1
• Supply Current: 35mA
• Operating Supply Voltage (min): 2.4V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 44
• Word Size: 16b
• Number Of Words: 256K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IS61WV25616ALL/ALS, IS61WV25616BLL/BLS,
IS64WV25616BLL/BLS
READ CYCLE SWITCHING CHARACTERISTICS
Notes:
1. Test conditions assume signal transition times of 1.5 ns or less, timing reference levels of 1.25V, input pulse levels of 0.4V to
2. Tested with the load in Figure 1b. Transition is measured ±500 mV from steady-state voltage. Not 100% tested.
3. Not 100% tested.
10
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
RC
OHA
ACE
DOE
HZOE
LZOE
HZCE
LZCE
HZB
LZB
AA
BA
V
DD
(2)
(2)
(2
(2)
-0.3V and output loading specified in Figure 1a.
Parameter
Read Cycle Time
Address Access Time
Output Hold Time
CE Access Time
OE Access Time
OE to High-Z Output
OE to Low-Z Output
CE to High-Z Output
CE to Low-Z Output
LB, UB Access Time
LB, UB to High-Z Output
LB, UB to Low-Z Output
Min.
2.5
20
—
—
—
—
0
0
0
3
0
0
-20 ns
Max.
—
20
—
20
—
—
—
8
8
8
8
8
Min.
25
10
—
—
—
—
4
0
0
0
0
0
-25 ns
(1)
(Over Operating Range)
Max.
25
25
12
25
—
—
—
—
—
8
8
8
Integrated Silicon Solution, Inc. — www.issi.com
Min.
35
10
—
—
—
—
4
0
0
0
0
0
-35 ns
Max.
—
35
—
35
15
10
—
10
—
35
10
—
Min.
45
—
—
—
15
—
7
0
0
0
0
0
-45ns
Max.
45
45
20
15
15
45
15
—
—
—
—
—
07/15/2010
Unit
Rev. G
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns