参数资料
型号: IDT7024L15PF8
厂商: IDT, Integrated Device Technology Inc
文件页数: 4/22页
文件大小: 0K
描述: IC SRAM 64KBIT 15NS 100TQFP
标准包装: 750
格式 - 存储器: RAM
存储器类型: SRAM - 双端口,异步
存储容量: 64K(4K x 16)
速度: 15ns
接口: 并联
电源电压: 4.5 V ~ 5.5 V
工作温度: 0°C ~ 70°C
封装/外壳: 100-LQFP
供应商设备封装: 100-TQFP(14x14)
包装: 带卷 (TR)
其它名称: 7024L15PF8
IDT7024S/L
High-Speed 4K x 16 Dual-Port Static RAM
Military, Industrial and Commercial Temperature Ranges
Truth Table I: Non-Contention Read/Write Control
Inputs (1)
Outputs
CE
H
X
L
L
L
L
L
L
X
R/ W
X
X
L
L
L
H
H
H
X
OE
X
X
X
X
X
L
L
L
H
UB
X
H
L
H
L
L
H
L
X
LB
X
H
H
L
L
H
L
L
X
SEM
H
H
H
H
H
H
H
H
X
I/O 8-15
High-Z
High-Z
DATA IN
High-Z
DATA IN
DATA OUT
High-Z
DATA OUT
High-Z
I/O 0-7
High-Z
High-Z
High-Z
DATA IN
DATA IN
High-Z
DATA OUT
DATA OUT
High-Z
Deselcted: Power-Down
Both Bytes Deselected
Write to Upper Byte Only
Write to Lower Byte Only
Write to Both Bytes
Read Upper Byte Only
Read Lower Byte Only
Read Both Bytes
Outputs Disabled
Mode
NOTE:
1. A 0L — A 11L ≠ A 0R — A 11R
Truth Table II: Semaphore Read/Write Control (1)
2740 tbl 03
Inputs (1)
Outputs
CE
(2)
H
X
H
X
L
L
R/ W
H
H
X
X
OE
L
L
X
X
X
X
UB
X
H
X
H
L
X
LB
X
H
X
H
X
L
SEM
L
L
L
L
L
L
I/O 8-15
DATA OUT
DATA OUT
DATA IN
DATA IN
____
____
I/O 0-7
DATA OUT
DATA OUT
DATA IN
DATA IN
____
____
Mode
Read Semaphore Flag Data Out
Read Semaphore Flag Data Out
Write I/O 0 into Semaphore Flag
Write I/O 0 into Semaphore Flag
Not Allowed
Not Allowed
NOTE:
1. There are eight semaphore flags written to via I/O 0 and read from all of the I/O's (I/O 0 - I/O 15 ).
These eight semaphores are addressed by A 0 - A 2 .
2740 tbl 04
Absolute Maximum Ratings (1)
Symbol Rating Commercial Military
Unit
Recommended DC Operating
Conditions
& Industrial
Symbol
Parameter
Min.
Typ.
Max.
Unit
V TERM (2)
Terminal Voltage
with Respect
-0.5 to +7.0
-0.5 to +7.0
V
V CC
Supply Voltage
4.5
5.0
5.5
V
to GND
GND
Ground
0
0
0
V
T BIAS
T STG
Temperature
Under Bias
Storage
-55 to +125
-65 to +150
-65 to +135
-65 to +150
o
o
C
C
V IH
V IL
Input High Voltage
Input Low Voltage
2.2
-0.5 (1)
____
____
6.0 (2)
0.8
V
V
Temperature
2740 tbl 06
I OUT
DC Output
Current
50
50
mA
NOTES:
1. V IL > -1.5V for pulse width less than 10ns.
2. V TERM must not exceed Vcc + 10%.
NOTES:
2740 tbl 05
1. Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS
may cause permanent damage to the device. This is a stress rating only
and functional operation of the device at these or any other conditions above
those indicated in the operational sections of this specification is not implied.
Exposure to absolute maximum rating conditions for extended periods may
affect reliability.
2. V TERM must not exceed Vcc +10% for more than 25% of the cycle time or 10ns
maximum, and is limited to < 20mA for the period over V TERM > Vcc + 10% .
6.42
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