M27W1282-100M1 STMicroelectronics, M27W1282-100M1 Datasheet - Page 14

• Manufacturer Part Number: M27W1282-100M1
• Manufacturer: STMicroelectronics

Specifications of M27W1282-100M1

• Interface Type: Parallel
• In System Programmable: External
• Access Time (max): 100ns
• Package Type: SO
• Reprogramming Technique: OTP
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Supply Current: 20mA
• Pin Count: 44
• Mounting: Surface Mount
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Not Compliant

M27W1282
Table 7. Status Register Bits
Note: 1. Unspecified data bits should be ignored.
Figure 7. Data Polling Flowchart
14/22
Multiple Word Program
Word Program
2. DQ4 = 0 if V
Command
at VALID ADDRESS
at VALID ADDRESS
NO
READ DQ5 & DQ7
PP
READ DQ7
(1)
START
V
DATA
DATA
FAIL
DQ7
DQ5
DQ7
HH
= 1
=
=
during Program algorithm execution; DQ4 = 1 if V
YES
NO
NO
YES
YES
Programming
Waiting for data
Program fail
Programming
Program error
P.C. Status
PASS
AI03598
Figure 8. Data Toggle Flowchart
DQ7
DQ7
DQ7
–
–
–
PP
< V
Toggle
Toggle
Toggle
Toggle
Toggle
DQ6
HH
during Program algorithm execution.
NO
DQ5 & DQ6
READ DQ6
READ DQ6
TOGGLE
TOGGLE
DQ5
START
TWICE
READ
DQ6
DQ5
DQ6
FAIL
0
0
1
0
1
= 1
=
=
YES
YES
YES
DQ4
(2)
(2)
NO
NO
–
–
–
DQ3
PASS
0
0
0
0
0
AI01370B
DQ0
1
0
1
–
–