M93S66-MN6T STMicroelectronics, M93S66-MN6T Datasheet - Page 12

• Manufacturer Part Number: M93S66-MN6T
• Manufacturer: STMicroelectronics

Specifications of M93S66-MN6T

• Density: 4Kb
• Interface Type: Serial (Microwire)
• Organization: 256x16
• Frequency (max): 2MHz
• Write Protection: Yes
• Data Retention: 40Year
• Operating Supply Voltage (typ): 5V
• Package Type: SOIC N
• Operating Temp Range: -40C to 85C
• Supply Current: 2mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Lead Free Status / Rohs Status: Not Compliant

M93S66, M93S56, M93S46
Figure 6. PREAD, PRWRITE and PREN Sequences
Note: For the meanings of An, Xn and Dn, please see
12/34
Protect
Register
READ
Protect
Register
WRITE
Protect
Register
ENABLE
PRE
S
Q
W
S
Q
S
PRE
PRE
W
D
D
D
Table 2.
1 1 0 Xn
1 0
1
CODE
CODE
CODE
OP
OP
0
OP
1
0
1
and
An
1
ADDR
ADDR
Xn X0
Table
X0
A0
3..
An
DATA
OUT
BUSY
A0 F
STATUS
CHECK
F = Protect Flag
READY
AI00891D