AT45DB041B-RI Atmel, AT45DB041B-RI Datasheet - Page 14

• Manufacturer Part Number: AT45DB041B-RI
• Description: IC FLASH 4MBIT 20MHZ 28SOIC
• Manufacturer: Atmel

Specifications of AT45DB041B-RI

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 4M (2048 pages x 264 bytes)
• Speed: 20MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

10. AC Characteristics
10.1
10.2
14
Symbol
f
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
SCK
CAR
WH
WL
CS
CSS
CSH
CSB
SU
H
HO
DIS
V
XFR
EP
P
PE
BE
RST
REC
Input Test Waveforms and Measurement Levels
Output Test Load
AT45DB041B
Parameter
SCK Frequency
SCK Frequency for Continuous Array Read
SCK High Time
SCK Low Time
Minimum CS High Time
CS Setup Time
CS Hold Time
CS High to RDY/BUSY Low
Data In Setup Time
Data In Hold Time
Output Hold Time
Output Disable Time
Output Valid
Page to Buffer Transfer/Compare Time
Page Erase and Programming Time
Page Programming Time
Page Erase Time
Block Erase Time
RESET Pulse Width
RESET Recovery Time
t
R
, t
F
< 3 ns (10% to 90%)
DRIVING
LEVELS
AC
0.45V
2.4V
DEVICE
UNDER
TEST
2.0
0.8
30 pF
AC
MEASUREMENT
LEVEL
(2.5V Version)
Min
250
250
250
AT45DB041B
30
30
10
15
10
0
Max
200
300
15
15
20
25
20
14
12
8
1
Min
250
250
250
AT45DB041B
22
22
10
10
5
0
Max
200
250
20
20
18
20
20
14
12
8
1
3443D–DFLSH–2/08
Units
MHz
MHz
ms
ms
ms
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
µs