參數(shù)資料
型號(hào): AT45BR3214B
廠商: Atmel Corp.
英文描述: 32-MEGABIT DATAFLASH + 4-MEGABIT SRAM STACK MEMORY
中文描述: 32-MEGABIT的DataFlash 4兆位的SRAM堆棧內(nèi)存
文件頁數(shù): 32/40頁
文件大小: 488K
代理商: AT45BR3214B
32
AT45BR3214B
3356B–DFLASH–10/04
Note:
1. These parameters are sampled and not 100% tested.
DC Electrical Characteristics
T
A
= -40
°
C to 85
°
C
Symbol
Parameter
Test Condition
Min
Max
Unit
I
LI
Input Leakage Current
V
SS
< V
IN
< V
CC
-1
1
μA
I
LO
Output Leakage Current
V
SS
< V
OUT
< V
CC
,
SCS1 = V
IH
or SCS2=V
IL
or
SOE = V
IH
or SWE = VIL or
SUB = V
IH
, SLB = V
IH
-1
1
μA
I
CC
Operating Power Supply Current
SCS1 = V
IL
, SCS2=V
IH
,
V
IN
= V
IH
or V
IL
, I
I/O
= 0 mA
3
mA
I
CC1
Average Operating Current
SCS1 = V
IL
, SCS2 = V
IH
,
V
IN
= V
IH
or V
IL
, Cycle Time = Min
100% Duty, I
I/O
= 0 mA
15
mA
SCS1 < 0.2V, SCS2 > V
CC
- 0.2V
V
IN
< 0.2V or V
IN
> V
CC
- 0.2V,
Cycle Time = 1 μs
100% Duty, I
I/O
= 0 mA
2
mA
I
SB
Standby Current (TTL Input)
SCS1 = V
IH
or SCS2 = V
IL
or
SUB, SLB = V
IH
V
IN
= V
IH
or V
IL
300
μA
I
SB1
Standby Current (CMOS Input)
SCS1 > V
CC
- 0.2V or
SCS2 < V
SS
+ 0.2V or
SUB, SLB > V
CC
- 0.2V
V
IN
> V
CC
- 0.2V or
V
IN
< V
SS
+ 0.2V
10
μA
V
OL
Output Low
I
OL
= 2.1 mA
0.4
V
V
OH
Output High
I
OH
= -1.0 mA
2.4
V
Capacitance
(1)
(Temp = 25
°
C, f = 1.0 MHz)
Symbol
Parameter
Condition
Max
Unit
C
IN
Input Capacitance (Add, SCS1,
SCS2, SLB, SUB, SWE, SOE)
V
IN
= 0 V
8
pF
C
OUT
Output Capacitance (I/O)
V
I/O
= 0 V
10
pF
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