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參數資料
| 型號： | WMF2M8 |
| 英文描述： | 2Mx8 Monolithic Flash(2Mx8 單片閃速存儲器) |
| 中文描述： | 2Mx8單片閃存（2Mx8單片閃速存儲器） |
| 文件頁數： | 4/12頁 |
| 文件大?。?/td> | 142K |
| 代理商： | WMF2M8 |
4
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
CS
WE
RESET
t
RP
The rising edge of the last WE signal
Entire programming
or erase operations
t
Ready
t
BUSY
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS,CS CONTROLLED
(V
CC
= 5.0V, V
SS
= 0V, T
A
= -55
°
C to +125
°
C)
FIG. 2
AC TEST CIRCUIT
AC TEST CONDITIONS
NOTES:
V
Z
is programmable from-2V to +7V.
I
OL
& I
OH
programmable from0 to 16mA.
Tester Impedance Z
0
= 75
.
V
Z
is typically the mdpoint of V
OH
and V
OL
.
Parameter
Input Pulse Levels
Input Rise and Fall
Input and Output Reference Level
Output Timing Reference Level
Typ
Unit
V
ns
V
V
V
IL
= 0, V
IH
= 3.0
5
1.5
1.5
I
Current Source
D.U.T.
C = 50 pf
I
OL
V
≈
1.5V
(Bipolar Supply)
Z
Current Source
OH
Parameter
Symbol
-90
-120
-150
Unit
Min
90
0
45
0
45
0
45
20
Max
Min
120
0
50
0
50
0
50
20
Max
Min
150
0
50
0
50
0
50
20
Max
Write Cycle Time
Write Enable Setup Time
Chip Select Pulse Width
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
Chip Select Pulse Width High
Duration of Byte Programming Operation (1)
Sector Erase Time (2)
Read Recovery Time
Chip Programming Time
Chip Erase Time (3)
Output Enable Hold Time (4)
t
AVAV
t
WLEL
t
ELEH
t
AVEL
t
DVEH
t
EHDX
t
ELAX
t
EHEL
t
WHWH1
t
WHWH2
t
GHEL
t
WC
t
WS
t
CP
t
AS
t
DS
t
DH
t
AH
t
CPH
ns
ns
ns
ns
ns
ns
ns
ns
μ
s
sec
μ
s
sec
sec
ns
300
15
300
15
300
15
0
0
0
44
256
44
256
44
256
t
OEH
10
10
10
NOTES:
1. Typical value for t
WHWH1
is 7
μ
s.
2. Typical value for t
WHWH2
is 1sec.
3. Typical value for Chip Erase Time is 32sec.
4. For Toggle and Data Polling.
FIG. 3
RESET TIMING DIAGRAM
WMF2M8-XXX5
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相關代理商/技術參數 |
參數描述 |
|---|---|
| WMF2M8-120DAC5 | 制造商:Microsemi Corporation 功能描述:2M X 8 FLASH MONOLITHIC, 5V, 120NS, 56 CSOP, COMMERCIAL SCRE - Bulk 制造商:White Electronic Designs 功能描述:2M X 8 FLASH MONOLITHIC, 5V, 120NS, 56 CSOP, COMMERCIAL SCRE - Bulk |
| WMF2M8-120DAC5A | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:2Mx8 MONOLITHIC FLASH, SMD 5962-97609 |
| WMF2M8-120DAI5 | 制造商:Microsemi Corporation 功能描述:2M X 8 FLASH MONOLITHIC, 5V, 120NS, 56 CSOP, INDUSTRIAL SCRE - Bulk 制造商:White Electronic Designs 功能描述:2M X 8 FLASH MONOLITHIC, 5V, 120NS, 56 CSOP, INDUSTRIAL SCRE - Bulk |
| WMF2M8-120DAI5A | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:2Mx8 MONOLITHIC FLASH, SMD 5962-97609 |
| WMF2M8-120DAM5 | 制造商:Microsemi Corporation 功能描述:2M X 8 FLASH MONOLITHIC, 5V, 120NS, 56 CSOP, MIL-SCREENED - Bulk 制造商:White Electronic Designs 功能描述:2M X 8 FLASH MONOLITHIC, 5V, 120NS, 56 CSOP, MIL-SCREENED - Bulk |
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