AT49BV040-90VC Atmel, AT49BV040-90VC Datasheet - Page 4
![IC FLASH 4MBIT 90NS 32VSOP](/photos/7/21/72187/453-32-vsop_sml.jpg)
AT49BV040-90VC
Manufacturer Part Number
AT49BV040-90VC
Description
IC FLASH 4MBIT 90NS 32VSOP
Manufacturer
Atmel
Datasheet
1.AT49BV040-12JC.pdf
(13 pages)
Specifications of AT49BV040-90VC
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
4M (512K x 8)
Speed
90ns
Interface
Parallel
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
32-VSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
AT49BV04090VC
Command Definition (in Hex)
Notes:
Absolute Maximum Ratings*
4
Command
Sequence
Read
Chip Erase
Byte Program
Boot Block Lockout
Product ID Entry
Product ID Exit
Product ID Exit
Temperature under Bias ................................ -55°C to +125°C
Storage Temperature ..................................... -65°C to +150°C
All Input Voltages
(including NC Pins)
with Respect to Ground ...................................-0.6V to +6.25V
All Output Voltages
with Respect to Ground .............................-0.6V to V
Voltage on OE
with Respect to Ground ..................................-0.6V to + 13.5V
1. The 16K byte boot sector has the address range 00000H to 03FFFH.
2. Either one of the Product ID Exit commands can be used.
(2)
(2)
AT49BV/LV040
(1)
Cycles
Bus
1
6
4
6
3
3
1
XXXX
Addr
5555
5555
5555
5555
5555
Addr
1st Bus
Cycle
Data
D
AA
AA
AA
AA
AA
F0
OUT
CC
2AAA
2AAA
2AAA
2AAA
2AAA
Addr
2nd Bus
+ 0.6V
Cycle
Data
55
55
55
55
55
*NOTICE:
Addr
5555
5555
5555
5555
5555
3rd Bus
Cycle
Data
A0
F0
Stresses beyond those listed under “Absolute Maxi-
mum Ratings” may cause permanent damage to the
device. This is a stress rating only and functional
operation of the device at these or any other condi-
tions beyond those indicated in the operational sec-
tions of this specification is not implied. Exposure to
absolute maximum rating conditions for extended
periods may affect device reliability.
80
80
90
Addr
5555
5555
Addr
4th Bus
Cycle
Data
D
AA
AA
IN
2AAA
2AAA
Addr
5th Bus
Cycle
Data
55
55
Addr
5555
5555
6th Bus
Cycle
Data
10
40