AT25640B-SSHL-T Atmel, AT25640B-SSHL-T Datasheet - Page 11
![IC EEPROM 64KBIT 20MHZ 8SOIC](/photos/6/50/65032/453-8-soic_sml.jpg)
AT25640B-SSHL-T
Manufacturer Part Number
AT25640B-SSHL-T
Description
IC EEPROM 64KBIT 20MHZ 8SOIC
Manufacturer
Atmel
Datasheet
1.AT25320B-SSHL-B.pdf
(26 pages)
Specifications of AT25640B-SSHL-T
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
64K (8K x 8)
Speed
5MHz, 10MHz, 20MHz
Interface
SPI, 3-Wire Serial
Voltage - Supply
1.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
8-SOIC (3.9mm Width)
Density
64Kb
Interface Type
Serial (SPI)
Organization
8Kx8
Access Time (max)
80ns
Frequency (max)
5MHz
Write Protection
Yes
Data Retention
100Year
Operating Supply Voltage (typ)
2.5/3.3/5V
Operating Temp Range
-40C to 85C
Supply Current
10mA
Operating Supply Voltage (min)
1.8V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
8
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT25640B-SSHL-T
Manufacturer:
ASTEC
Quantity:
12
Company:
Part Number:
AT25640B-SSHL-T
Manufacturer:
Atmel
Quantity:
61 380
Company:
Part Number:
AT25640B-SSHL-T
Manufacturer:
ATMEL
Quantity:
113
Part Number:
AT25640B-SSHL-T
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
8535F–SEEPR–6/10
Figure 4-4.
Figure 4-5.
Figure 4-6.
SCK
SCK
SCK
SO
SO
SO
CS
CS
CS
SI
SI
SI
RDSR Timing
WRSR Timing
READ Timing
0
0
0
1
INSTRUCTION
HIGH IMPEDANCE
HIGH IMPEDANCE
1
1
INSTRUCTION
HIGH IMPEDANCE
2
3
2
2
INSTRUCTION
4
3
3
5
6
4
4
7
5
5
15 14 13 ... 3 2
8
9 10 11 20 21 22 23 24 25 26 27 28 29 30
6
6
BYTE ADDRESS
7
7
MSB
8
8
7
7
9
9
6
1 0
6
MSB
10
10
5
5
7 6 5 4 3 2 1 0
DATA OUT
Atmel AT25320B/640B
11
11
4
DATA IN
4
12
12
3
3
DATA OUT
13
13
2
2
14
14
1
1
15
15
0
0
11