UT62L6416BS-55LLE Просмотр технического описания (PDF) - Utron Technology Inc
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UT62L6416BS-55LLE Datasheet PDF : 11 Pages
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UTRON
Preliminary Rev. 1.0
UT62L6416
64K X 16 BIT LOW POWER CMOS SRAM
CAPACITANCE (TA=25℃, f=1.0MHz)
PARAMETER
SYMBOL
MIN.
MAX
Input Capacitance
CIN
-
6
Input/Output Capacitance
CI/O
-
8
Note : These parameters are guaranteed by device characterization, but not production tested.
AC TEST CONDITIONS
UNIT
pF
pF
Input Pulse Levels
Input Rise and Fall Times
Input and Output Timing Reference Levels
Output Load
0V to 3.0V
5ns
1.5V
CL = 30pF, IOH/IOL = -1mA / 2mA
AC ELECTRICAL CHARACTERISTICS (VCC =2.7V~3.6V, TA =0℃ to 70℃ / -20℃ to 80℃(E))
(1) READ CYCLE
PARAMETER
SYMBOL
Read Cycle Time
Address Access Time
Chip Enable Access Time
Output Enable Access Time
Chip Enable to Output in Low Z
Output Enable to Output in Low Z
Chip Disable to Output in High Z
Output Disable to Output in High Z
Output Hold from Address Change
LB , UB Access Time
LB , UB to High-Z Output
LB , UB to Low-Z Output
tRC
tAA
tACE
tOE
tCLZ*
tOLZ*
tCHZ*
tOHZ*
tOH
tBA
tBHZ
tBLZ
UT62L6416-55
MIN.
55
-
-
-
10
5
-
-
5
-
MAX.
-
55
55
30
-
-
20
20
-
55
-
25
0
-
UT62L6416-70
MIN.
70
-
-
-
10
5
-
-
5
-
MAX.
-
70
70
35
-
-
25
25
-
70
-
30
0
-
UT62L6416-100
MIN. MAX.
100
-
-
100
-
100
-
50
10
-
5
-
-
30
-
30
5
-
-
100
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
-
40 ns
0
-
ns
(2) WRITE CYCLE
PARAMETER
SYMBOL UT62L6416-55 UT62L6416-70
MIN. MAX. MIN. MAX.
Write Cycle Time
tWC
55
-
70
-
Address Valid to End of Write
tAW
50
-
60
-
Chip Enable to End of Write
tCW
50
-
60
-
Address Set-up Time
tAS
0
-
0
-
Write Pulse Width
tWP
45
-
55
-
Write Recovery Time
tWR
0
-
0
-
Data to Write Time Overlap
tDW
25
-
30
-
Data Hold from End of Write Time tDH
0
-
0
-
Output Active from End of Write
tOW*
5
-
5
-
Write to Output in High Z
tWHZ*
-
30
-
30
LB , UB Valid to End of Write
tBW
45
-
60
-
*These parameters are guaranteed by device characterization, but not production tested.
*55ns for Vcc=3.0V~3.6V
UT62L6416-100
MIN. MAX.
100
-
80
-
80
-
0
-
70
-
0
-
40
-
0
-
5
-
-
40
80
-
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UTRON TECHNOLOGY INC.
1F, No. 11, R&D Rd. II, Science-Based Industrial Park, Hsinchu, Taiwan, R. O. C.
TEL: 886-3-5777882 FAX: 886-3-5777919
4
P80073
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