参数资料
型号: AT49LW040-33TC
厂商: ATMEL CORP
元件分类: DRAM
英文描述: 8-megabit and 4-megabit Firmware Hub Flash Memory
中文描述: 512K X 8 FLASH 3V PROM, 11 ns, PDSO40
封装: 10 X 20 MM, PLASTIC, MO-142CD, TSOP1-40
文件页数: 26/34页
文件大小: 465K
代理商: AT49LW040-33TC
26
AT49LW080/040
1966C
FLASH
03/02
Note:
1. The input test environment is done with 0.1 V
CC
of overdrive over V
IH
and V
IL
. Timing parameters must be met with no more
overdrive than this. V
max
specifies the maximum peak-to-peak waveform allowed for measuring the input timing. Production
testing may use different voltage values, but must correlate results back to these parameters.
Note:
1. A reset latency of 20 μs will occur if a reset procedure is performed during a programming or erase operation.
AC Waveform for Reset Operation
Notes:
1. Typical values measured at T
A
= +25
°
C and nominal voltages.
2. Excludes system-level overhead.
Interface Measurement Condition Parameters
Symbol
Value
Units
V
th
(1)
0.6 V
CC
V
V
tl
(1)
0.2 V
CC
V
V
test
0.4 V
CC
V
V
max
(1)
0.4 V
CC
V
Input Signal Edge Rate
1 V/ns
Reset Operations
Symbol
Parameter
Min
Max
Unit
t
PLPH
(1)
RST or INIT Pulse Low Time (If RST or INIT is tied to V
CC
, this
specification is not applicable)
100
ns
Sector Programming Times
Parameter
3.3V V
PP
12V V
PP
Unit
Typ
(1)
Max
Typ
(1)
Max
Byte Program Time
(2)
30.0
300
12.0
125
μs
Sector Program Time
(2)
2.0
20.0
0.8
8.0
sec
Sector Erase Time
(2)
0.8
1.0
0.35
0.5
sec
V
IH
V
IL
RST
t
PLPH
相关PDF资料
PDF描述
AT49LW080 8-megabit and 4-megabit Firmware Hub Flash Memory
AT49LW080-33JC 8-megabit and 4-megabit Firmware Hub Flash Memory
AT49LW080-33TC 8-megabit and 4-megabit Firmware Hub Flash Memory
AT49SN12804 128-megabit (8M x 16) Burst/Page Mode 1.8-volt Flash Memory
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