參數(shù)資料
型號(hào): IS61LF102418A-7.5TQ
廠商: INTEGRATED SILICON SOLUTION INC
元件分類: DRAM
英文描述: 256K x 72, 512K x 36, 1024K x 18 18Mb SYNCHRONOUS FLOW-THROUGH STATIC RAM
中文描述: 1M X 18 CACHE SRAM, 7.5 ns, PQFP100
封裝: 14 X 20 MM, 1.40 MM HEIGHT, TQFP-100
文件頁數(shù): 25/35頁
文件大?。?/td> 281K
代理商: IS61LF102418A-7.5TQ
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. E
04/21/06
25
ISSI
IS61LF25672A IS61LF51236A IS61LF102418A
IS61VF25672A IS61VF51236A IS61VF102418A
TAP Electrical Characteristics
Over the Operating Range
(1,2)
Symbol
Parameter
Test Conditions
Min.
Max.
Units
V
OH1
Output HIGH Voltage
I
OH
= –2.0 mA
I
OH
= –100
μ
A
I
OL
= 2.0 mA
I
OL
= 100
μ
A
1.7
V
V
OH2
Output HIGH Voltage
2.1
V
V
OL1
Output LOW Voltage
0.7
V
V
OL2
Output LOW Voltage
0.2
V
V
IH
Input HIGH Voltage
1.7
V
DD
+0.3
V
V
IL
Input LOW Voltage
I
OLT
= 2mA
Vss
V I
V
DDQ
–0.3
0.7
V
I
X
Input Load Current
–5
5
mA
Notes:
1. All Voltage referenced to Ground.
2. Overshoot: V
IH
(AC)
V
DD
+1.5V for t
t
TCYC
/2,
Undershoot: Vil (AC)
0.5V for t
t
TCYC
/2,
Power-up: V
IH
< 2.6V and V
DD
< 2.4V and V
DDQ
< 1.4V for t < 200 ms.
TAP AC ELECTRICAL CHARACTERISTICS
(1,2)
(OVER OPERATING RANGE)
Symbol Parameter
Min.
Max.
Unit
t
TCYC
TCK Clock cycle time
100
ns
f
TF
TCK Clock frequency
10
MHz
t
TH
TCK Clock HIGH
40
ns
t
TL
TCK Clock LOW
40
ns
t
TMSS
TMS setup to TCK Clock Rise
10
ns
t
TDIS
TDI setup to TCK Clock Rise
10
ns
t
CS
Capture setup to TCK Rise
10
ns
t
TMSH
TMS hold after TCK Clock Rise
10
ns
t
TDIH
TDI Hold after Clock Rise
10
ns
t
CH
Capture hold after Clock Rise
10
ns
t
TDOV
TCK LOW to TDO valid
20
ns
t
TDOX
TCK LOW to TDO invalid
0
ns
Notes:
1. Both t
CS
and t
CH
refer to the set-up and hold time requirements of latching data from the boundary scan register.
2. Test conditions are specified using the load in TAP AC test conditions. t
R
/t
F
= 1 ns.
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