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UT7C139C55WCA 参数 Datasheet PDF下载

UT7C139C55WCA图片预览
型号: UT7C139C55WCA
PDF下载: 下载PDF文件 查看货源
内容描述: 4Kx8 / 9抗辐射双口静态RAM与忙标志 [4Kx8/9 Radiation-Hardened Dual-Port Static RAM with Busy Flag]
分类和应用:
文件页数/大小: 21 页 / 360 K
品牌: AEROFLEX [ AEROFLEX CIRCUIT TECHNOLOGY ]
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DC ELECTRICAL CHARACTERISTICS (Pre/Post-Radiation)*  
(VDD = 5.0V ±10%; -55°C < TC < +125°C)  
SYMBOL  
PARAMETER  
CONDITION  
MIN  
MAX  
UNIT  
VIH  
High-level input voltage  
(CMOS)  
(CMOS)  
0.7VDD  
V
VIL  
VOL  
VOL  
VOH  
VOH  
Low-level input voltage  
Low-level output voltage  
Low-level output voltage  
High-level output voltage  
High-level output voltage  
Input capacitance  
0.3VDD  
0.4  
V
V
IOL = 8mA, VDD = 4.5V (TTL)  
IOL = 200mA, VDD = 4.5V (CMOS)  
IOH = -4mA, VDD = 4.5V (TTL)  
IOH = -200mA, VDD = 4.5V (CMOS)  
¦ = 1MHz @ 0V  
0.05  
V
2.4  
V
4.45  
V
1
25  
25  
pF  
CIN  
1
Bidirectional I/O capacitance  
¦ = 1MHz @ 0V  
pF  
CIO  
IIN  
Input leakage current  
VIN = VDD and VSS  
-10  
-10  
10  
10  
mA  
mA  
IOZ  
Three-state output leakage current  
VO = VDD and VSS  
VDD = 5.5V  
G = 5.5V  
2,3  
Short-circuit output current  
VDD = 5.5V, VO = VDD  
VDD = 5.5V, VO = 0V  
90  
mA  
mA  
IOS  
-90  
IDD(OP)4,5  
IDD(OP)4,6  
IDD(OP)4,5  
IDD(OP)4,6  
Supply current operating (both ports)  
@ 22.2MHz  
CMOS inputs (IOUT = 0)  
VDD = 5.5V  
300  
mA  
mA  
mA  
mA  
mA  
Supply current operating (single port)  
@ 22.2 MHz  
CMOS inputs (IOUT = 0)  
VDD = 5.5V  
150  
275  
138  
1
Supply current operating (both ports)  
@ 18.2MHz  
CMOS inputs (IOUT = 0)  
VDD = 5.5V  
Supply current operating (single port)  
@ 18.2 MHz  
CMOS inputs (IOUT = 0)  
VDD = 5.5V  
IDD(SB)4  
Supply current standby  
CMOS inputs (IOUT = 0)  
CE = VDD - 0.5, VDD = 5.5V  
Notes:  
* Post-radiation performance guaranteed at 25°C per MIL-STD-883 Method 1019.  
1. Measured only for initial qualification and after process or design changes that could affect input/output capacitance.  
2. Supplied as a design limit but not guaranteed or tested.  
3. Not more than one output may be shorted at a time for maximum duration of one second.  
4. V = 5.5V, V = 0V.  
IH  
IL  
5. I (OP) derates at 6.4mA/MHz.  
DD  
6. I (OP) derates at 3.4mA/MHz.  
DD  
6