Cypress CY14B101L Specification Sheet page 6

1 mbit (128k x 8) nvsram
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Table 1. Hardware Mode Selection
CE
WE
H
X
L
H
L
L
L
H
L
H
L
H
L
H
Notes
1. The six consecutive address locations are in the order listed. WE is HIGH during all six cycles to enable a nonvolatile cycle.
2. While there are 17 address lines on the CY14B101L, only the lower 16 lines are used to control software modes.
3. IO state depends on the state of OE. The IO table shown is based on OE Low.
Document Number: 001-06400 Rev. *I
A
– A
OE
15
0
X
X
L
X
X
X
L
0x4E38
0xB1C7
0x83E0
0x7C1F
0x703F
0x8B45
L
0x4E38
0xB1C7
0x83E0
0x7C1F
0x703F
0x4B46
L
0x4E38
0xB1C7
0x83E0
0x7C1F
0x703F
0x8FC0
L
0x4E38
0xB1C7
0x83E0
0x7C1F
0x703F
0x4C63
Mode
IO
Not Selected
Output High Z
Read SRAM
Output Data
Write SRAM
Input Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
AutoStore Disable
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
AutoStore Enable
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Nonvolatile Store
Output High Z
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Read SRAM
Output Data
Nonvolatile Recall
Output High Z
CY14B101L
Power
Standby
[3]
Active
Active
[1, 2, 3]
Active
[1, 2, 3]
Active
[1, 2, 3]
Active I
CC2
[1, 2, 3]
Active
Page 6 of 18
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