- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄383556 > MC-458CB646PFB-A10 (NEC Corp.) 8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE PDF資料下載
參數(shù)資料
| 型號： | MC-458CB646PFB-A10 |
| 廠商： | NEC Corp. |
| 英文描述： | 8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| 中文描述： | 800萬字，64位同步動態(tài)RAM模塊無緩沖型 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大?。?/td> | 190K |
| 代理商： | MC-458CB646PFB-A10 |
Data Sheet M14279EJ3V0DS00
5
MC-458CB647
Electrical Specifications
All voltages are referenced to V
SS
(GND).
After power up, wait more than 100
μ
s and then, execute power on sequence and CBR (Auto) refresh before proper
device operation is achieved.
Absolute Maximum Ratings
Parameter
Symbol
Condition
Rating
Unit
Voltage on power supply pin relative to GND
V
CC
–0.5 to +4.6
V
Voltage on input pin relative to GND
V
T
–0.5 to +4.6
V
Short circuit output current
I
O
50
mA
Power dissipation
P
D
4
W
Operating ambient temperature
T
A
0 to 70
°
C
Storage temperature
T
stg
–55 to +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 Operating Conditions
Parameter
Symbol
Condition
MIN.
TYP.
MAX.
Unit
Supply voltage
V
CC
3.0
3.3
3.6
V
High level input voltage
V
IH
2.0
V
CC
+ 0.3
V
Low level input voltage
V
IL
0.3
+0.8
V
Operating ambient temperature
T
A
0
70
°
C
Capacitance (T
A
= 25
°
C, f = 1 MHz)
Parameter
Symbol
Test condition
MIN.
TYP.
MAX.
Unit
Input capacitance
C
I1
A0 - A11, BA0(A13), BA1(A12), /RAS, /CAS, /WE
22
40
pF
C
I2
CLK0, CLK2
24
40
C
I3
CKE0
22
40
C
I4
/CS0, /CS2
12
20
C
I5
DQMB0 - DQMB7
7
13
Data input/output capacitance
C
I/O
DQ0 - DQ63
7
13
pF
#
#
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MC-458CA726PFB-A80 | 8M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-458CB646PFB-A80 | 8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-458CA727EFA-A75 | 8M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-458CB647EFA-A75 | 8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-458CA727PFA-A75 | 8M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MC-458CB646PFB-A80 | 制造商:NEC 制造商全稱:NEC 功能描述:8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-458CB646XFB-A10 | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-458CB646XFB-A80 | 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-458CB647 | 制造商:NEC 制造商全稱:NEC 功能描述:8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-458CB647EFA-A75 | 制造商:NEC 制造商全稱:NEC 功能描述:8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
發(fā)布緊急采購，3分鐘左右您將得到回復。