- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄379100 > CYM1946 (Cypress Semiconductor Corp.) 512K x 32 Static RAM Module(512K x 32 靜態(tài)RAM模塊) PDF資料下載
參數(shù)資料
| 型號(hào)： | CYM1946 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | 512K x 32 Static RAM Module(512K x 32 靜態(tài)RAM模塊) |
| 中文描述： | 512k × 32的靜態(tài)RAM模塊（512k × 32的靜態(tài)內(nèi)存模塊） |
| 文件頁數(shù)： | 2/6頁 |
| 文件大?。?/td> | 158K |
| 代理商： | CYM1946 |
CYM1946
2
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature .................................–55
°
C to +125
°
C
Ambient Temperature with
Power Applied...............................................–10
°
C to +85
°
C
Supply Voltage to Ground Potential ............... –0.5V to +7.0V
DC Voltage Applied to Outputs
in High Z State.................................................–0.5V to +V
CC
DC Input Voltage ............................................–0.5V to +7.0V
Selection Guide
1946-35
35
1100
585
1946-45
45
1100
585
1946-55
55
1100
585
Maximum Access Time (ns)
Maximum Operating Current (mA)
Maximum Standby Current (mA)
Operating Range
Range
Ambient
Temperature
0
°
C to +70
°
C
V
CC
Commercial
5V
±
10%
Electrical Characteristics
Over the Operating Range
Parameter
V
OH
V
OL
V
IH
V
IL
I
IX
I
OZ
I
CC
Description
Test Conditions
Min.
2.4
Max.
Unit
V
Output HIGH Voltage
V
CC
= Min., I
OH
=
4.0 mA
V
CC
= Min., I
OL
= 8.0 mA
Output LOW Voltage
0.4
V
Input HIGH Voltage
2.2
V
CC
+ 0.3
0.8
V
Input LOW Voltage
–0.3
V
μ
A
μ
A
mA
Input Load Current
GND < V
I
< V
CC
GND < V
O
< V
CC
, Output Disabled
V
CC
= Max., I
OUT
= 0 mA,
CS
N
< V
IL
Max. V
CC
, CS > V
IH
,
Min. Duty Cycle = 100%
–32
+32
Output Leakage Current
–20
+20
V
CC
Operating Supply
Current
35,
45,
55
1100
I
SB1
Automatic CS Power-Down
Current
[1]
585
mA
I
SB2
Automatic CS Power-Down
Current
[1]
Max. V
CC
,
CS > V
CC
0.2V,
V
IN
> V
CC
0.2V, or
V
IN
< 0.2V
35,
45,
55
200
mA
Capacitance
[2]
Parameter
C
INA
C
INB
C
OUT
C
INA17–18
Notes:
1.
A pull-up resistor to V
on the CS input is required to keep the device deselected during V
CC
power-up, otherwise I
SB
will exceed values given.
2.
Tested on a sample basis.
Description
Test Conditions
T
A
= 25
°
C, f = 1 MHz,
V
CC
= 5.0V
Max.
175
10
45
45
Unit
pF
pF
pF
pF
Input Capacitance (WE, OE, A
0–16
)
Input Capacitance (CS)
Output Capacitance
Input Capacitance A
17–18
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| CYM74P431B | 82430FX, HX, VX PCIset Pipelined L2 Cache Modules(82430FX, HX, VX PCI組流水作業(yè)型L2高速緩沖存儲(chǔ)器模塊系列) |
| CYM74P430B | 82430FX, HX, VX PCIset Pipelined L2 Cache Modules(82430FX, HX, VX PCI組流水作業(yè)型L2高速緩沖存儲(chǔ)器模塊系列) |
| CYM74P434B | 82430FX, HX, VX PCIset Pipelined L2 Cache Modules(82430FX, HX, VX PCI組流水作業(yè)型L2高速緩沖存儲(chǔ)器模塊系列) |
| CYM74P435B | 82430FX, HX, VX PCIset Pipelined L2 Cache Modules(82430FX, HX, VX PCI組流水作業(yè)型L2高速緩沖存儲(chǔ)器模塊系列) |
| CYM74P431 | 82340FX PCIset Level II Cache Module Family(82340FX PCI電平II高速緩沖存儲(chǔ)器?？煜盗? |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CYM1946PM-45C | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x32 SRAM Module |
| CYM-2B | 制造商:SUMIDA 制造商全稱:Sumida Corporation 功能描述:Filter Coils |
| CYM62177DV30LL-70BAI | 制造商:Cypress Semiconductor 功能描述: |
| CYM8301BV33-10BGC | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| CYM9103PZ50C | 制造商:CYPRESS 功能描述:* |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。