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參數(shù)資料
| 型號： | TMS44400-80DJ |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 1048576-WORD BY 4-BIT DYNAMIC RANDOM-ACCESS MEMORIES |
| 中文描述： | 1048576字4位動態(tài)隨機存取記憶體 |
| 文件頁數(shù)： | 8/25頁 |
| 文件大小： | 657K |
| 代理商： | TMS44400-80DJ |
TMS44400, TMS44400P, TMS46400, TMS46400P
1048576-WORD BY 4-BIT
DYNAMIC RANDOM-ACCESS MEMORIES
SMHS562C – MAY 1995 – REVISED NOVEMBER 1996
8
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
capacitance over recommended ranges of supply voltage and operating free-air temperature,
f = 1 MHz (see Note 6)
PARAMETER
MIN
MAX
UNIT
Ci(A)
Ci(RC)
Ci(OE)
Ci(W)
Co
NOTE 6: VCC = 5 V
±
.5 V for the TMS44400 devices, VCC = 3.3 V
±
0.3 V for the TMS46400 devices, and the bias on pins under test is 0 V.
Input capacitance, A0–A10
5
pF
Input capacitance, CAS and RAS
7
pF
Input capacitance, OE
7
pF
Input capacitance, W
7
pF
Output capacitance
7
pF
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature
PARAMETER
’4x400-60
’4x400P-60
’4x400-70
’4x400P-70
’4x400-80
’4x400P-80
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
tAA
tCAC
tCPA
tRAC
tOEA
tCLZ
tOFF
tOEZ
NOTE 7: tOFF is specified when the output is no longer driven.
Access time from column address
30
35
40
ns
Access time from CAS low
15
18
20
ns
Access time from column precharge
35
40
45
ns
Access time from RAS low
60
70
80
ns
Access time from OE low
15
18
20
ns
CAS to output in low impedance
0
0
0
ns
Output-disable time after CAS high (see Note 7)
0
15
0
18
0
20
ns
Output-disable time after OE high (see Note 7)
0
15
0
18
0
20
ns
A
相關PDF資料 |
PDF描述 |
|---|---|
| TMS44400PDGA | 1048576-WORD BY 4-BIT DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS44400PDJ | 1048576-WORD BY 4-BIT DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS46400PDJ | 1048576-WORD BY 4-BIT DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS46400PDGA | 1048576-WORD BY 4-BIT DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS46400DGA | 1048576-WORD BY 4-BIT DYNAMIC RANDOM-ACCESS MEMORIES |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| TMS44400-80SD | 制造商:Texas Instruments 功能描述:Dynamic RAM, Fast Page, 1M x 4, 20 Pin, Plastic, ZIP |
| TMS44400DGA | 制造商:TI 制造商全稱:Texas Instruments 功能描述:1048576-WORD BY 4-BIT DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS44400DJ | 制造商:TI 制造商全稱:Texas Instruments 功能描述:1048576-WORD BY 4-BIT DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS44400DJ-60 | 制造商:Texas Instruments 功能描述: |
| TMS44400DJ-70 | 制造商:Texas Instruments 功能描述: |
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