參數(shù)資料
型號： UPD44164362F5-E50-EQ1
廠商： NEC Corp.
英文描述： 18M-BIT DDRII SRAM 2-WORD BURST OPERATION
中文描述： 1800萬位的SRAM 2條DDRII字爆發(fā)運作
文件頁數(shù)： 11/32頁
文件大?。?/td> 282K
代理商： UPD44164362F5-E50-EQ1
11
Data Sheet M15821EJ7V2DS
μ
PD44164082, 44164182, 44164362
Electrical Specifications
Absolute Maximum Ratings
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Supply voltage
V
DD
–0.5
+2.9
V
Output supply voltage
V
DD
Q
–0.5
V
DD
V
Input voltage
V
IN
–0.5
V
DD
+ 0.5 (2.9 V MAX.)
V
Input / Output voltage
V
I/O
–0.5
V
DD
Q
+ 0.5 (2.9 V MAX.)
V
Operating ambient temperature
T
A
0
70
°C
Storage temperature
T
stg
–55
+125
°C
Caution Exposing the device to stress above those listed in Absolute Maximum Ratings could cause
permanent damage. The device is not meant to be operated under conditions outside the limits
described in the operational section of this specification. Exposure to Absolute Maximum Rating
conditions for extended periods may affect device reliability.
Recommended DC Operating Conditions (T
A
= 0 to 70
°
C)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Note
Supply voltage
V
DD
1.7
1.9
V
Output supply voltage
V
DD
Q
1.4
V
DD
V
1
High level input voltage
V
IH (DC)
V
REF
+ 0.1
V
DD
Q
+ 0.3
V
1, 2
Low level input voltage
V
IL (DC)
–0.3
V
REF
– 0.1
V
1, 2
Clock input voltage
V
IN
–0.3
V
DD
Q
+ 0.3
V
1, 2
Reference voltage
V
REF
0.68
0.95
V
Notes 1.
During normal operation, V
DD
Q must not exceed V
DD
.
2.
Power-up: V
IH
≤
V
DD
Q + 0.3 V and V
DD
≤
1.7 V and V
DD
Q
≤
1.4 V for t
≤
200 ms
Recommended AC Operating Conditions (T
A
= 0 to 70
°
C)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Note
High level input voltage
V
IH (AC)
V
REF
+ 0.2
–
V
1
Low level input voltage
V
IL (AC)
–
V
REF
– 0.2
V
1
Note 1.
Overshoot: V
IH (AC)
≤
V
DD
+ 0.7 V for t
≤
TKHKH/2
Undershoot: V
IL (AC)
≥
– 0.5 V for t
≤
TKHKH/2
Control input signals may not have pulse widths less than TKHKL (MIN.) or operate at cycle rates less than
TKHKH (MIN.).
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相關代理商/技術參數(shù)
參數(shù)描述
UPD44164362F5-E60-EQ1ES 制造商:NEC Electronics Corporation 功能描述:
UPD44165092BF5-E40-EQ3-A 制造商:Renesas Electronics Corporation 功能描述:2MX9, 2BURST, 250 MHZ QDRII SRAM - Trays
UPD44165094BF5-E40-EQ3-A 制造商:Renesas Electronics Corporation 功能描述:SRAM Chip Sync Dual 1.8V 18M-Bit 2M x 9-Bit 0.45ns 165-Pin BGA
UPD44165362BF5-E40-EQ3 制造商:Renesas Electronics Corporation 功能描述:UPD44165362BF5-E40-EQ3 - Trays
UPD44165362BF5-E40-EQ3-A 制造商:Renesas Electronics Corporation 功能描述:SRAM Chip Sync Dual 1.8V 18M-Bit 512K x 36 0.45ns 165-Pin BGA
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