CY7C4231-15AC Cypress Semiconductor Corp, CY7C4231-15AC Datasheet - Page 4
![](/photos/31/27/312721/42832tqfp_sml.jpg)
CY7C4231-15AC
Manufacturer Part Number
CY7C4231-15AC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C4231-15AC.pdf
(19 pages)
Specifications of CY7C4231-15AC
Configuration
Dual
Density
16Kb
Access Time (max)
10ns
Word Size
9b
Organization
2Kx9
Sync/async
Synchronous
Expandable
Yes
Bus Direction
Uni-Directional
Clock Freq (max)
66.7MHz
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Supply Current
35mA
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
32
Lead Free Status / RoHS Status
Not Compliant
Document #: 38-06016 Rev. *C
8
8
8
8
64 × 9
6 5
6 5
Empty Offset (LSB) Reg.
Default Value = 007h
Full Offset (LSB) Reg
Default Value = 007h
8
8
8
8
Empty Offset (LSB) Reg.
Default Value = 007h
Full Offset (LSB) Reg
Default Value = 007h
7
7
2K × 9
0
0
0
0
Figure 1. Offset Register Location and Default Values
2
2
(MSB)
(MSB)
000
000
8
8
8
8
256 × 9
Empty Offset (LSB) Reg.
Default Value = 007h
7
7
Full Offset (LSB) Reg
Default Value = 007h
0
0
0
0
8
8
8
8
Empty Offset (LSB) Reg.
Default Value = 007h
Full Offset (LSB) Reg
Default Value = 007h
7
7
0
0
0
0
4K × 9
3
3
(MSB)
(MSB)
0000
0000
8
8
8
8
512 × 9
Empty Offset (LSB) Reg.
Default Value = 007h
Full Offset (LSB) Reg
Default Value = 007h
7
7
0
0
0
0
CY7C4421/4201/4211/4221
1
1
(MSB)
(MSB)
0
0
8
8
8
8
CY7C4231/4241/4251
0
0
0
0
Empty Offset (LSB) Reg.
Default Value = 007h
Full Offset (LSB) Reg
Default Value = 007h
7
7
8K × 9
4
4
8
8
8
8
(MSB)
(MSB)
00000
00000
Empty Offset (LSB) Reg.
Default Value = 007h
Full Offset (LSB) Reg
Default Value = 007h
1K × 9
7
7
0
0
0
0
1
1
Page 4 of 19
(MSB)
(MSB)
00
00
0
0
0
0
[+] Feedback