25LC320/SN Microchip Technology, 25LC320/SN Datasheet - Page 8

• Manufacturer Part Number: 25LC320/SN
• Description: IC EEPROM 32KBIT 2MHZ 8SOIC
• Manufacturer: Microchip Technology

Specifications of 25LC320/SN

• Memory Size: 32K (4K x 8)
• Package / Case: 8-SOIC (3.9mm Width)
• Operating Temperature: 0°C ~ 70°C
• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Speed: 2MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.5 V ~ 5.5 V
• Organization: 4 K x 8
• Interface Type: SPI
• Maximum Clock Frequency: 2 MHz
• Access Time: 230 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.5 V
• Maximum Operating Current: 5 mA
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Operating Supply Voltage: 2.5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

25AA320/25LC320/25C320
FIGURE 3-1:
FIGURE 3-2:
FIGURE 3-3:
DS21227E-page 8
SCK
CS
SO
SI
SCK
SCK
SCK
CS
CS
CS
SO
SI
SI
SI
0
0
0
0
0
0
0
1
32
7
1
0
1
0
instruction
0
READ SEQUENCE
BYTE WRITE SEQUENCE
PAGE WRITE SEQUENCE
2
33
instruction
0
6
2
0
2
0
instruction
3
5
34 35 36 37 38 39
3
0
data byte 2
3
0
0
4
4
0
4
0
4
0
5
3
5
0
High-impedance
5
0
1
6
1
2
6
High-impedance
0
6
1
7
0
1
7
15 14 13 12
1
7
8
15 14 13 12
0
8
15 14 13 12
8
9 10 11
40
7
9 10 11
9 10 11
16-bit address
41 42 43
16-bit address
6
16-bit address
data byte 3
5
4
44 45
3
21 22 23 24 25 26 27 28 29 30 31
2
21 22 23 24 25 26 27 28 29 30 31
2
2
1
2
21 22 23 24 25 26 27 28 29 30 31
46 47
1
1
0 7
1
0
0
0
7
6
6
7
7
5
data byte
5
data byte n (32 max)
6
6
data byte 1
 2004 Microchip Technology Inc.
4
4
5
5
3
data out
3
4
4
2
2
3
3
1
1
2
2
0
0
1
1
Twc
0
0