AT49BV040B-JU Atmel, AT49BV040B-JU Datasheet - Page 12

• Manufacturer Part Number: AT49BV040B-JU
• Description: IC FLASH 4MBIT 70NS 32PLCC
• Manufacturer: Atmel

Specifications of AT49BV040B-JU

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V, 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AT49BV040B-70JU; AT49BV040B-70JU

16. AC Byte Load Characteristics
17. AC Byte Load Waveforms
17.1
17.2
12
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
WPH
, t
, t
OES
OEH
WE Controlled
CE Controlled
AT49BV040B
Parameter
Address, OE Set-up Time
Address Hold Time
Chip Select Set-up Time
Chip Select Hold Time
Write Pulse Width (WE or CE)
Data Set-up Time
Data, OE Hold Time
Write Pulse Width High
ADDRESS
ADDRESS
DATA IN
DATA IN
WE
WE
OE
OE
CE
CE
t
t
OES
t
t
t
OES
t
AS
CS
CS
AS
Min
20
30
20
20
0
0
0
0
t
t
2.7V to 3.6V
AH
AH
t
t
WP
WP
t
t
DS
DS
Max
t
t
OEH
t
OEH
t
CH
CH
t
t
t
t
DH
DH
WPH
WPH
Min
20
20
20
20
0
0
0
0
4.5V to 5.5V
Max
3499B–FLASH–4/06
Units
ns
ns
ns
ns
ns
ns
ns
ns