23A256-I/SN Microchip Technology, 23A256-I/SN Datasheet - Page 8

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23A256-I/SN

Manufacturer Part Number
23A256-I/SN
Description
IC SRAM 256KBIT 20MHZ 8SOIC
Manufacturer
Microchip Technology
Type
Synchronousr
Datasheets

Specifications of 23A256-I/SN

Memory Size
256K (32K x 8)
Package / Case
8-SOIC (3.9mm Width)
Format - Memory
RAM
Memory Type
SRAM
Speed
20MHz
Interface
SPI Serial
Voltage - Supply
1.7 V ~ 1.95 V
Operating Temperature
-40°C ~ 85°C
Access Time
32 ns
Maximum Clock Frequency
16 MHz
Supply Voltage (max)
1.95 V
Supply Voltage (min)
1.5 V
Maximum Operating Current
10 mA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Number Of Ports
1
Operating Supply Voltage
1.8 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
23A256-I/SN
Manufacturer:
MCP
Quantity:
184
Part Number:
23A256-I/SN
Manufacturer:
MICROCHIP
Quantity:
2 000
23X256
FIGURE 2-3:
FIGURE 2-4:
DS22100E-page 8
SI
SCK
SI
SCK
SO
CS
CS
SO
CS
CS
SI
SCK
SI
SCK
0
0
0
0
7
32
0
1
0
7
32
1
PAGE READ SEQUENCE
6
0
Instruction
2
33
0
Instruction
6
33
2
Page X, Word Y+1
Page X, Word Y+1
PAGE WRITE SEQUENCE
5
3
0
5
0
34 35 36 37 38 39
3
34 35 36 37 38 39
4
0
4
0
4
4
3
High Impedance
5
0
3
0
5
1
2
6
1
2
6
0
1
7
1
1
7
15 14 13 12
15 14 13 12
0
8
0
8
9 10 11
9 10 11
7
Page X, Word Y
16-bit Address
Page X, Word Y
16-bit Address
7
6
6
Page X, Word 31
Page X, Word 31
5
5
4
4
21 22 23 24 25 26 27 28 29 30 31
3
2
21 22 23 24 25 26 27 28 29 30 31
2
3
2
1
1
2
0
1
0
1
7
0
7
0
6
7
6
7
Page X, Word Y
Page X, Word Y
5
6
5
6
 2010 Microchip Technology Inc.
Page X, Word 0
Page X, Word 0
4
5
4
5
4
3
3
4
2
3
2
3
2
1
1
2
1
0
0
1
0
0

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