M93S46-BN3 STMICROELECTRONICS [STMicroelectronics], M93S46-BN3 Datasheet - Page 8

• Manufacturer Part Number: M93S46-BN3
• Description: 4Kbit, 2Kbit and 1Kbit 16-bit wide MICROWIRE Serial Access EEPROM with Block Protection
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M93S66, M93S56, M93S46
Figure 4. READ, WRITE, WEN and WDS Sequences
Note: For the meanings of An, Xn, Qn and Dn, see
8/34
READ
WRITE
WRITE
ENABLE
PRE
S
Q
W
S
Q
S
D
PRE
D
PRE
W
D
1 1 0 An
1 0
1
CODE
CODE
CODE
OP
OP
0
OP
1
0
1
An
1
ADDR
ADDR
Xn X0
Table 2.
A0
A0
Qn
Dn
and
Table
DATA OUT
3..
DATA IN
WRITE
DISABLE
PRE
S
D
D0
Q0
BUSY
1
CODE
STATUS
CHECK
0
OP
0
0
0
READY
Xn X0
AI00889D