AT49BV040A-70TU Atmel, AT49BV040A-70TU Datasheet - Page 10

• Manufacturer Part Number: AT49BV040A-70TU
• Description: IC FLASH 4MBIT 70NS 32TSOP
• Manufacturer: Atmel

Specifications of AT49BV040A-70TU

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

15. AC Byte Load Characteristics
16. AC Byte Load Waveforms
16.1
16.2
10
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
AT49BV040A
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
CS
CS
AS
AS
t
t
AH
AH
t
t
WP
WP
t
t
DS
DS
t
t
OEH
t
OEH
t
CH
CH
t
t
t
t
DH
DH
WPH
Min
WPH
30
40
30
40
0
0
0
0
Max
3358C–FLASH–3/05
Units
ns
ns
ns
ns
ns
ns
ns
ns