參數(shù)資料
型號: AT45BR3214B-C1
廠商: ATMEL CORP
元件分類: 存儲器
英文描述: 32-MEGABIT DATAFLASH + 4-MEGABIT SRAM STACK MEMORY
中文描述: SPECIALTY MEMORY CIRCUIT, PBGA62
封裝: 12 X 8 MM, 1.20 MM HEIGHT, 0.80 MM PITCH, PLASTIC, CBGA-62
文件頁數(shù): 33/40頁
文件大?。?/td> 488K
代理商: AT45BR3214B-C1
33
AT45BR3214B
3356B–DFLASH–10/04
AC Characteristics
T
A
= -40
°
C to 85
°
C, Unless Otherwise Specified
#
Symbol
Parameter
70 ns
Unit
Min
Max
1
t
RC
Read Cycle Time
70
ns
2
t
AA
Address Access Time
70
ns
3
t
ACS
Chip Select Access Time
70
ns
4
t
OE
Output Enable to Output Valid
35
ns
5
t
BA
SLB, SUB Access Time
70
ns
6
t
CLZ
Chip Select to Output in Low Z
10
ns
7
t
OLZ
Output Enable to Output in Low Z
5
ns
8
t
BLZ
SLB, SUB Enable to Output in Low Z
10
ns
9
t
CHZ
Chip Deselection to Output in High Z
0
25
ns
10
t
OHZ
Out Disable to Output in High Z
0
25
ns
11
t
BHZ
SLB, SUB Disable to Output in High Z
0
25
ns
12
t
OH
Output Hold from Address Change
10
ns
13
t
WC
Write Cycle Time
30
ns
14
t
CW
Chip Selection to End of Write
30
ns
15
t
AW
Address Valid to End of Write
30
ns
16
t
BW
SLB, SUB Valid to End of Write
30
ns
17
t
AS
Address Setup Time
0
ns
18
t
WP
Write Pulse Width
30
ns
19
t
WR
Write Recovery Time
0
ns
20
t
WHZ
Write to Output in High Z
0
5
ns
21
t
DW
Data to Write Time Overlap
25
ns
22
t
DH
Data Hold from Write Time
0
ns
23
t
OW
Output Active from End of Write
5
ns
AC Test Conditions
TA = -40
°
C to 85
°
C, Unless Otherwise Specified
Parameter
Value
Input Pulse Level
0.4V to 2.2V
Input Rise and Fall Time
5 ns
Input and Output Timing Reference Level
1.5V
Output Load
t
CLZ
, t
OLZ
,
t
BLZ
,
t
CHZ
,
t
OHZ
,
t
BHZ
,
t
WHZ
,
t
OW
CL = 5 pF + 1 TTL Load
Others
CL = 30 pF + 1 TTL Load
相關PDF資料
PDF描述
AT45CS1282 128-megabit 2.7-volt Dual-interface Code Shadow DataFlash
AT45D011 1-Megabit 5.0-volt Only Serial DataFlash
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AT45D011-SC 1-Megabit 5.0-volt Only Serial DataFlash
相關代理商/技術參數(shù)
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