M93S46-BN3 STMICROELECTRONICS [STMicroelectronics], M93S46-BN3 Datasheet - Page 13

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

Figure 7. PRCLEAR and PRDS Sequences
Note: For the meanings of An, Xn and Dn, please see
Protect
Register
CLEAR
Protect
Register
DISABLE
PRE
W
S
Q
PRE
W
S
Q
D
D
Table 2.
1 1
1 0
CODE
CODE
OP
OP
1
0
and
ADDR
ADDR
Table
1 1 1
0 0 0
3..
BUSY
BUSY
STATUS
STATUS
CHECK
CHECK
READY
READY
M93S66, M93S56, M93S46
AI00892C
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