23A256-I/SN Microchip Technology, 23A256-I/SN Datasheet - Page 4

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

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

23X256
TABLE 1-2:
TABLE 1-3:
DS22100E-page 4
AC CHARACTERISTICS
14
15
16
17
18
Note 1:
AC Waveform:
Timing Measurement Reference Level:
Param.
No.
Input pulse level
Input rise/fall time
Operating temperature
C
Input
Output
L
= 100 pF
T
T
T
T
T
Sym.
DIS
HS
HH
HZ
HV
This parameter is periodically sampled and not 100% tested.
Output disable time
HOLD setup time
HOLD hold time
HOLD low to output High-Z
HOLD high to output valid
AC CHARACTERISTICS (CONTINUED)
AC TEST CONDITIONS
Characteristic
0.1 V
-40°C to +125°C
CC
0.5 V
0.5 V
5 ns
—
to 0.9 V
CC
CC
CC
Industrial (I):
Automotive (E): T
Min.
10
10
10
—
—
—
—
—
Max.
20
20
20
20
50
—
—
—
T
A
A
= -40°C to +85°C
= -40°C to +125°C
Units
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
—
—
—
—
CC
CC
CC
CC
1.5V (I-Temp)
1.8V (I-Temp)
3.0V (E-Temp)
3.0V (I-Temp)
 2010 Microchip Technology Inc.
Test Conditions