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參數(shù)資料
| 型號(hào)： | TN28F020-150 |
| 廠商： | INTEL CORP |
| 元件分類： | DRAM |
| 英文描述： | 28F020 2048K (256K X 8) CMOS FLASH MEMORY |
| 中文描述： | 256K X 8 FLASH 12V PROM, 150 ns, PQCC32 |
| 封裝： | 0.450 X 0.550 INCH, PLASTIC, LCC-32 |
| 文件頁數(shù)： | 15/38頁 |
| 文件大小： | 878K |
| 代理商： | TN28F020-150 |
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E
28F020
15
Start Erasure
(4)
Data = 00H
Program All
Bytes to 00H
Apply V
PPH
(1)
ADDR = 00H
PLSCNT = 0
Time Out 10 ms
Time Out 6 μs
Read Data
from Device
Data = FFH
Inc
PLSCNT =
1000
Last Address
Erasure
Completed
Erase Error
Write Erase
Set-Up Cmd
Write Erase Cmd
Write Read Cmd
Apply V
PPL
(1)
Apply V
PPL
(1)
Write Erase
Verify Cmd
Increment Addr
Y
Bus
Operation
Comments
Entire Memory Must = 00H
Before Erasure
Use Quick-Pulse
Programming Algorithm
(Figure 4)
Standby
Wait for V
PP
Ramp to V
PPH
(1)
Initialize Addresses and
Pulse-Count
Write
Data = 20H
Write
Data = 20H
Stand-by
Duration of Erase Operation
(t
WHWH2
)
Write
Addr = Byte to Verify;
Data = A0H; Stops Erase
Operation
(3)
Standby
t
WHGL
Read
Read Byte to Verify Erasure
Standby
Compare Output to FFH
Increment Pulse-Count
Standby
Wait for V
PP
Ramp to V
PPL
(1)
N
Y
N
N
N
Y
Y
Command
Set-Up
Erase
Erase
Erase
(2)
Verify
Write
Data = 00H, Resets the
Register for Read Operations
Read
0245_05
NOTES:
1.
2.
See DC Characteristicsfor the value of V
PPH
and V
PPL
.
Erase Verify is performed only after chip-erasure. A final read/compare may be performed (optional) after the register is
written with the Read command.
Refer of Principles of Operation
Caution:
The algorithm
must be followed
to ensure proper and reliable operation of the device.
3.
4.
Figure 5. 28F020 Quick-Erase Algorithm
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TN28F020-90 | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:28F020 2048K (256K X 8) CMOS FLASH MEMORY |
| TN28F512-120 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Intel 功能描述: |
| TN29/19/15-3E25 | 制造商:FERROXCUBE 功能描述:FERRITE CORE TOROID 3E25 制造商:FERROXCUBE 功能描述:FERRITE TN29/19/15-3E25 制造商:Yageo / Ferroxcube 功能描述:FERRITE CORE, TOROID, 3E25 制造商:FERROXCUBE 功能描述:FERRITE CORE, TOROID, 3E25; Core Type:Toroid; Core Size:TN29; Material Grade:3E25; Effective Magnetic Path Length:73.2mm; Ae Effective Cross Section Area:73.9mm2; Inductance Factor Al:7000nH; SVHC:No SVHC (18-Jun-2012); External ;RoHS Compliant: Yes |
| TN29/19/7.5 | 制造商:FERROXCUBE 制造商全稱:Ferroxcube International Holding B.V. 功能描述:Ferrite toroids |
| TN29/19/7.5-3C11 | 制造商:Yageo / Ferroxcube 功能描述: |
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