M24LR64E-RDW6T/2 STMicroelectronics, M24LR64E-RDW6T/2 Datasheet - Page 137

• Manufacturer Part Number: M24LR64E-RDW6T/2
• Description: EEPROM 64Kbit EEProm 400kHz 13.56Mhz 1.8 to 5.5V
• Manufacturer: STMicroelectronics

Specifications of M24LR64E-RDW6T/2

• Rohs: yes
• Memory Size: 64 Kbit
• Organization: 8192 x 8
• Data Retention: 40 yr
• Maximum Clock Frequency: 400 kHz
• Maximum Operating Current: 20 uA
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 90 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-8
• Access Time: 900 ns
• Interface Type: I2C
• Minimum Operating Temperature: 0 C
• Operating Current: 20 uA
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 1.8 V

M24LR64E-R
int)array_of_databytes[i]);
POLYNOMIAL;
stream
current_crc_value);
current_crc_value);
}
}
else
{
}
current_crc_value = PRESET_VALUE;
for (i = 0; i < number_of_databytes; i++)
{
}
if (calculate_or_check_crc == CALC_CRC)
{
}
else
{
}
number_of_databytes = NUMBER_OF_BYTES;
number_of_databytes = NUMBER_OF_BYTES + 2;
current_crc_value = current_crc_value ^ ((unsigned
for (j = 0; j < 8; j++)
{
}
current_crc_value = ~current_crc_value;
printf ("Generated CRC is 0x%04X\n", current_crc_value);
// current_crc_value is now ready to be appended to the data
// (first LSByte, then MSByte)
if (current_crc_value == CHECK_VALUE)
{
}
else
{
}
// check CRC
// check CRC
if (current_crc_value & 0x0001)
{
}
else
{
}
printf ("Checked CRC is ok (0x%04X)\n",
printf ("Checked CRC is NOT ok (0x%04X)\n",
current_crc_value = (current_crc_value >> 1) ^
current_crc_value = (current_crc_value >> 1);
Doc ID 022712 Rev 3
CRC (informative)
137/140