SLE4428 Infineon Technologies, SLE4428 Datasheet - Page 8

• Manufacturer Part Number: SLE4428
• Description: ICs for Chip Cards / Intelligent 8-Kbit EEPROM
• Manufacturer: Infineon Technologies

Figure 2
Reset and Answer-to-Reset
The possible commands are listed in table 1.
Table 1
Control Words for Command Entry
Byte 1
S0 S1 S2 S3 S4 S5 A8 A9 A0-A7
1
1
0
0
0
Figure 3 shows the command entry, whereas the general timing is given in figure 4.
Semiconductor Group
0
1
0
0
1
0
0
0
1
1
0
0
0
1
1
1
1
1
0
0
1
1
1
0
0
Address
bit
8 and 9
Byte 2
Address
bit
0 – 7
Byte 3
D0-D7
Input data
Input data
Comparison
data
No effect
No effect
5
Operation
Write and erase with protect bit
Write and erase without protect bit
Write protect bit with data
comparison (verification)
Read 9 bits, data with protect bit
Read 8 bits, data without protect bit
SLE 4418
SLE 4428