m27w064 STMicroelectronics, m27w064 Datasheet - Page 10

• Manufacturer Part Number: m27w064
• Manufacturer: STMicroelectronics

M27W064
Table 3. Standard Commands
Note: X Don’t Care, PA Program Address, PD Program Data. All values in the table are in hexadecimal. The Command Interface only uses
Table 4. Multiple Word Program Command
Note: A Bus Read must be done between each Write cycle where the data is programmed or verified, to Read the Status Register and check
Table 5. Program Times
Note: 1. T
10/23
Read/Reset
Auto Select
Word Program
Set-Up
Program
Verify
Program (Word)
Chip Program (Multiple Word)
Chip Program (Word by Word)
Phase
Command
A0-A10 and DQ0-DQ7 to verify the commands; A11-A21, DQ8-DQ15 are Don’t Care.
that the memory is ready to accept the next data. SA is the Start Address. CA is the Continue Address. FA is the Final Address. X Don’t
Care, n = number of Words to be programmed.
A
= 25°C, V
n+1
n+1
3
Add
Parameter
555
SA
SA
1
3
3
4
PP
= 12V.
1st
Data Add
PD1
PD1
AA
Add
555
555
555
X
2AA
CA
CA
1st
2nd
Data
Data
AA
AA
AA
F0
PD2
PD2
55
Add
555
CA
CA
3rd
Add
2AA
2AA
2AA
Data
PD3
PD3
20
Bus Write Operations
2nd
Typ
Bus Write Operations
36
Add
9
8
CA
CA
Data
(1)
55
55
55
4th
Data
PD4
PD4
Add Data
Add
555
555
CA
CA
X
5th
3rd
PD5
PD5
Max
200
140
140
Data
A0
F0
90
Add
CA
CA
nth
Add
Data
PA
PAn
PAn
4th
Unit
Add
µs
FA
FA
s
s
Final
Data
PD
Data
X
X