23K256-I/SN Microchip Technology, 23K256-I/SN Datasheet - Page 3

• Manufacturer Part Number: 23K256-I/SN
• Description: IC SRAM 256KBIT 20MHZ 8SOIC
• Manufacturer: Microchip Technology
• Type: Synchronousr

Specifications of 23K256-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: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Access Time: 25 ns
• Maximum Clock Frequency: 20 MHz
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 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: 3.3 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

TABLE 1-2:
 2010 Microchip Technology Inc.
AC CHARACTERISTICS
1
2
3
4
5
6
7
8
9
10
11
12
13
Note 1:
Param.
No.
F
T
T
T
Tsu
T
T
T
T
T
T
T
T
Sym.
CSS
CSH
CSD
CLD
CLK
HD
R
F
HI
LO
V
HO
This parameter is periodically sampled and not 100% tested.
Clock frequency
CS setup time
CS hold time
CS disable time
Data setup time
Data hold time
CLK rise time
CLK fall time
Clock high time
Clock low time
Clock delay time
Output valid from clock low
Output hold time
AC CHARACTERISTICS
Characteristic
Industrial (I):
Automotive (E): T
Min.
50
32
32
25
50
50
50
50
50
32
32
25
10
10
10
10
10
10
10
10
50
32
32
25
50
32
32
25
50
32
32
25
—
—
—
—
—
—
—
—
—
—
0
Max.
10
16
16
20
50
32
32
25
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
T
2
2
A
A
= -40°C to +85°C
= -40°C to +125°C
Units
MHz
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
us
us
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Note 1
Note 1
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Note 1
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
Test Conditions
23X256
DS22100E-page 3