參數(shù)資料
型號(hào): AT27C520-70SI
廠商: ATMEL CORP
元件分類(lèi): DRAM
英文描述: ECONOLINE: RY-S_DCP - Internal SMD Technology- 1kVDC Isolation- Short Circuit Protection: Current Limit- UL94V-0 Package Material- Regulated Output- No External Components Required- Efficiency to 63%
中文描述: 64K X 8 OTPROM, 70 ns, PDSO20
封裝: 0.300 INCH, PLASTIC, SOIC-20
文件頁(yè)數(shù): 6/10頁(yè)
文件大?。?/td> 126K
代理商: AT27C520-70SI
AT27C520
6
Programming Waveforms
Notes:
1.
2.
The Input Timing Reference is 0.8V for V
IL
and 2.0V for V
IH
.
t
OE
and t
DFP
are characteristics of the device but must be accommodated by the programmer.
V
CC
OE/V
PP
ALE
AD7 - AD0
A15 - A8
6.5V
5.0V
13V
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
tVCS
tOES
tPRT
tLP
tALE
ADDR
tLAS
tLAH
tAS
DATA IN
tPW
tOEH
tVR
tDH
tDS
ADDR
tALE
tLAH
tLAS
DATA OUT
tOE
tDFP
tAH
ADDRESS STABLE
PROGRAM
READ (VERIFY)
DC Programming Characteristics
T
A
= 25
±
5
°
C, V
CC
= 6.5
±
0.25V, OE/V
PP
= 13.0
±
0.25V
Note:
1. For address input A13 only.
Symbol
Parameter
Test Conditions
Limits
Units
Min
Max
I
LI
I
LI2
V
IL
V
IH
V
OL
V
OH
I
CC2
I
PP2
Input Load Current
V
IN
= V
IL
, V
IH
V
IN
= V
IL
, V
IH
±
10
μ
A
(1)
Input Load Current A13
±
100
μ
A
Input Low Level
-0.6
0.8
V
Input High Level
2.0
V
CC
+ 1.0
0.4
V
Output Low Voltage
I
OL
= 2.1 mA
I
OH
= -400
μ
A
V
Output High Voltage
2.4
V
V
CC
Supply Current (Program and Verify)
OE/V
PP
Current
25
mA
ALE = V
IH
25
mA
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