| Mfr. Part # | 93AA66-I/P | AT93C66B-SSHM-B | 93C66C-I/SN |
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology |
| Description | IC EEPROM 4K SPI 2MHZ 8DIP | IC EEPROM 4K SPI 2MHZ 8SOIC | IC EEPROM 4K SPI 3MHZ 8SOIC |
| Datasheet | |||
| RoHS | |||
| Specifications | |||
Factory Lead Time | 28 Weeks | 7 Weeks | 6 Weeks |
Contact Plating | Tin | Tin | Tin |
Mount | Through Hole | Surface Mount | Surface Mount |
Mounting Type | Through Hole | Surface Mount | Surface Mount |
Package / Case | 8-DIP (0.300, 7.62mm) | 8-SOIC (0.154, 3.90mm Width) | 8-SOIC (0.154, 3.90mm Width) |
Number of Pins | 8 | 8 | 8 |
Memory Types | Non-Volatile | Non-Volatile | Non-Volatile |
Current - Supply (Nom) | 2mA | 2mA | 2mA |
Operating Temperature | -40°C~85°C TA | -40°C~85°C TA | -40°C~85°C TA |
Packaging | Tube | Tube | Tube |
Published | 2004 | 2009 | 2008 |
JESD-609 Code | e3 | e4 | e3 |
Pbfree Code | yes | yes | yes |
Part Status | Active | Active | Active |
Moisture Sensitivity Level (MSL) | Not Applicable | 3 (168 Hours) | 1 (Unlimited) |
Number of Terminations | 8 | 8 | 8 |
ECCN Code | EAR99 | - | EAR99 |
Additional Feature | 1000K ERASE/WRITE CYCLE; 200 YEAR DATA RETENTION | ALSO OPERATES WITH 1.7V-5.5V AND 2.5V-5.5V SUPPLY | - |
Voltage - Supply | 3V | 5V | 5V |
Terminal Position | DUAL | DUAL | DUAL |
Number of Functions | 1 | 1 | 1 |
Terminal Pitch | 2.54mm | 1.27mm | 1.27mm |
Base Part Number | 93AA66 | AT93C66B | 93C66C |
Interface | Serial | Serial | Serial |
Memory Size | 4Kb 512 x 8 256 x 16 | 4Kb 512 x 8 256 x 16 | 4Kb 512 x 8 256 x 16 |
Clock Frequency | 2MHz | 2MHz | 3MHz |
Memory Format | EEPROM | EEPROM | EEPROM |
Memory Interface | SPI | SPI | SPI |
Organization | 256X16 | 256X16 | 256X16 |
Memory Width | 16 | - | - |
Write Cycle Time - Word, Page | 10ms | 5ms | 2ms |
Density | 4 kb | 4 kb | 4 kb |
Serial Bus Type | MICROWIRE | MICROWIRE | MICROWIRE |
Write Cycle Time-Max (tWC) | 10ms | 5ms | 2ms |
Alternate Memory Width | 8 | - | - |
Voltage - Supply (Max) | 5.5V | 5.5V | - |
Length | 9.46mm | 5.05mm | 4.9mm |
Height Seated (Max) | 4.32mm | - | - |
Width | 7.62mm | 3.99mm | 3.9mm |
Radiation Hardening | No | No | No |
RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
Lead Free | Lead Free | - | Lead Free |
Terminal Finish | - | Nickel/Palladium/Gold (Ni/Pd/Au) | - |
Peak Reflow Temperature (Cel) | - | 260 | 260 |
Time@Peak Reflow Temperature-Max (s) | - | 40 | 40 |
Standby Current-Max | - | 0.000001A | 0.000001A |
Endurance | - | 1000000 Write/Erase Cycles | 1000000 Write/Erase Cycles |
Data Retention Time-Min | - | 100 | 200 |
Write Protection | - | SOFTWARE | SOFTWARE |
Voltage - Supply (Min) | - | 4.5V | - |
Height | - | 1.5mm | 1.5mm |
REACH SVHC | - | No SVHC | - |
Power Supplies | - | - | 5V |
Access Time | - | - | 200 ns |
| Pricing(USD) | |||
| Grads Price | Quantity Unit Price 1+ $9.3732 10+ $8.8426 100+ $8.3421 500+ $7.8699 1000+ $7.4245 | Quantity Unit Price 1+ $5.3395 10+ $5.0373 100+ $4.7522 500+ $4.4832 1000+ $4.2294 | Quantity Unit Price 1+ $5.7936 10+ $5.4657 100+ $5.1563 500+ $4.8644 1000+ $4.5891 |
| Availability | 31 | 150 | 27 |
| Price | $9.3732 | $5.3395 | $5.7936 |
| Quantity |
In Stock : 31