AT25640A-10PI-2.7 Atmel, AT25640A-10PI-2.7 Datasheet - Page 14
![IC EEPROM 64KBIT 20MHZ 8DIP](/photos/6/50/65033/313-8-dip_sml.jpg)
AT25640A-10PI-2.7
Manufacturer Part Number
AT25640A-10PI-2.7
Description
IC EEPROM 64KBIT 20MHZ 8DIP
Manufacturer
Atmel
Datasheet
1.AT25080A-10PU-2.7.pdf
(26 pages)
Specifications of AT25640A-10PI-2.7
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
64K (8K x 8)
Speed
10MHz, 20MHz
Interface
SPI, 3-Wire Serial
Voltage - Supply
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
8-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Figure 4-6.
Figure 4-7.
Figure 4-8.
14
HOLD
SCK
CS
SO
AT25080A/160A/320A/640A
SCK
CS
SO
SCK
SI
SO
CS
READ Timing
WRITE Timing
SI
HOLD Timing
HIGH IMPEDANCE
HIGH IMPEDANCE
0
0
INSTRUCTION
INSTRUCTION
1
1
2
2
3
3
4
4
t
HD
5
5
t
6
CD
6
7
t
7
HZ
15 14 13
15 14 13
8 9 10
8 9 10
BYTE ADDRESS
BYTE ADDRESS
11 20 21 22 23 24 25 26 27 28 29 30
...
11 20 21 22 23 24 25 26 27 28 29 30 31
...
3
3
2
2
1
1
0
MSB
t
HD
0
7
7
6
6
5
DATA OUT
DATA IN
5
4
4
t
t
CD
LZ
3
3
2
2
1
1
31
0
0
3347L–SEEPR–06/07