CY7C1338B-100AC Cypress Semiconductor Corp, CY7C1338B-100AC Datasheet - Page 7

• Manufacturer Part Number: CY7C1338B-100AC
• Description: IC SRAM 4MBIT 100MHZ 100LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1338B-100AC

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 4M (128K x 32)
• Speed: 100MHz
• Interface: Parallel
• Voltage - Supply: 3.15 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1091

Write Cycle Descriptions
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature ...................................–65 C to +150 C
Ambient Temperature with
Power Applied...............................................–55 C to +125 C
Supply Voltage on V
DC Voltage Applied to Outputs
in High Z State
DC Input Voltage
Notes:
Document #: 38-05143 Rev. **
4.
5.
6.
Read
Read
Write Byte 0 - DQ
Write Byte 1 - DQ
Write Bytes 1, 0
Write Byte 2 - DQ
Write Bytes 2, 0
Write Bytes 2, 1
Write Bytes 2, 1, 0
Write Byte 3 - DQ
Write Bytes 3, 0
Write Bytes 3, 1
Write Bytes 3, 1, 0
Write Bytes 3, 2
Write Bytes 3, 2, 0
Write Bytes 3, 2, 1
Write All Bytes
Write All Bytes
When a write cycle is detected, all I/Os are three-stated, even during byte writes.
Minimum voltage equals –2.0V for pulse durations of less than 20 ns.
T
A
is the case temperature.
[5]
...............................................–0.5V to V
[5]
[7:0]
[15:8]
[23:16]
[31:24]
...........................................–0.5V to V
Function
DD
Relative to GND ............... –0.5V to +4.6V
[1, 2, 3, 4]
DD
DD
GW
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
+ 0.5V
+ 0.5V
BWE
Current into Outputs (LOW) ........................................ 20 mA
Static Discharge Voltage .......................................... >2001V
(per MIL-STD-883, Method 3015)
Latch-Up Current.................................................... >200 mA
Operating Range
Com’l
Ind’l
Range
X
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Temperature
–40 C to +85 C
0 C to +70 C
BW
Ambient
X
X
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
3
[6]
BW
X
X
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
3.135V to 3.6V
2
V
DD
BW
X
X
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
CY7C1338B
1
2.375V to V
Page 7 of 18
V
DDQ
BW
X
X
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
DD