参数资料
型号: IDT7035L20PFI
厂商: IDT, Integrated Device Technology Inc
文件页数: 4/19页
文件大小: 0K
描述: IC SRAM 144KBIT 20NS 100TQFP
标准包装: 3
格式 - 存储器: RAM
存储器类型: SRAM - 双端口,异步
存储容量: 144K(8K x 18)
速度: 20ns
接口: 并联
电源电压: 4.5 V ~ 5.5 V
工作温度: -40°C ~ 85°C
封装/外壳: 100-LQFP
供应商设备封装: 100-TQFP(14x14)
包装: 托盘
其它名称: 7035L20PFI
IDT7035S/L
High-Speed 8K x 18 Dual-Port Static RAM
Industrial and Commercial Temperature Ranges
Truth Table II: Semaphore Read/Write Control (1)
Inputs
Outputs
CE
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 9-17
DATA OUT
DATA OUT
DATA IN
DATA IN
______
______
I/O 0-8
DATA OUT
DATA OUT
DATA IN
DATA IN
______
______
Mode
Read Data in Semaphore Flag
Read Data in Semaphore Flag
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 I/O 0 - I/O 17. These eight semaphores are addressed by A 0 - A 2 .
4088 tbl 03
Absolute Maximum Ratings (1)
Symbol Rating Commercial
& Industrial
Unit
Maximum Operating
Temperature and Supply Voltage (1)
Ambient
V TERM (2)
Terminal Voltage
-0.5 to +7.0
V
Grade
Temperature
GND
Vcc
with Respect
to GND
Commercial
0 O C to +70 O C
0V
5.0V + 10%
-40 C to +85 C
T BIAS
Temperature
-55 to +125
o
C
Industrial
O O
0V
5.0V + 10%
Under Bias
NOTES:
4088 tbl 05
T STG
Storage
-65 to +150
o
C
1. This is the parameter T A . This is the "instant on" case temperature.
Temperature
I OUT
DC Output
50
mA
Current
4088 tbl 04
NOTES:
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
Recommended DC Operating
Conditions
Symbol Parameter Min. Typ.
Max.
Unit
6.0
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 < 20 mA for the period over V TERM > Vcc + 10%.
V CC
GND
V IH
V IL
Supply Voltage
Ground
Input High Voltage
Input Low Voltage
4.5
0
2.2
-0.5 (1)
5.0
0
____
____
5.5
0
(2)
0.8
V
V
V
V
Capacitance (T A = +25°C, f = 1.0MHz) (1)
NOTES:
1. V IL > -1.5V for pulse width less than 10ns.
4088 tbl 06
Symbol
C IN
C OUT
Parameter
Input Capacitance
Output
Conditions (2)
V IN = 3dV
V OUT = 3dV
Max.
9
10
Unit
pF
pF
2. V TERM must not exceed Vcc + 10%.
Capacitance
4088 tbl 07
NOTES:
1. This parameter is determined by device characterization but is not production
tested. For TQFP Package Only.
2. 3dV references the interpolated capacitance when the input and output signals
switch from 0V to 3V or from 3V to 0V.
6.42
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