| PartNumber | AM4377BZDND100 | AM4377BZDNA80 | AM4377BZDNA100 |
| Description | Microprocessors - MPU AEGIS 2.0 1G Ind Temp | Microprocessors - MPU AEGIS 2.0 .8G Ext Temp | Microprocessors - MPU Sitara Processor: Arm Cortex-A9, PRU-ICSS, EtherCAT 491-NFBGA -40 to 105 |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Microprocessors - MPU | Microprocessors - MPU | Microprocessors - MPU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | BGA-491 | BGA-491 | BGA-491 |
| Series | AM4377 | AM4377 | AM4377 |
| Core | ARM Cortex A9 | ARM Cortex A9 | ARM Cortex A9 |
| Number of Cores | 1 Core | 1 Core | 1 Core |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 1 GHz | 800 MHz | 1 GHz |
| L1 Cache Instruction Memory | 32 kB | 32 kB | 32 kB |
| L1 Cache Data Memory | 32 kB | 32 kB | 32 kB |
| Operating Supply Voltage | 1.325 V | 1.26 V | 1.325 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Memory Type | L1/L2/L3 Cache, RAM, ROM | L1/L2/L3 Cache, RAM, ROM | L1/L2/L3 Cache, RAM, ROM |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Data RAM Size | 64 kB | 64 kB | 64 kB |
| Data ROM Size | 256 kB | 256 kB | 256 kB |
| Interface Type | CAN, Ethernet, I2C, SPI, UART, USB | CAN, Ethernet, I2C, SPI, UART, USB | CAN, Ethernet, I2C, SPI, UART, USB |
| I/O Voltage | 1.2 V, 1.35 V, 1.5 V, 1.8 V, 3.3 V | 1.2 V, 1.35 V, 1.5 V, 1.8 V, 3.3 V | 1.2 V, 1.35 V, 1.5 V, 1.8 V, 3.3 V |
| Instruction Type | Floating Point | Floating Point | Floating Point |
| L2 Cache Instruction / Data Memory | 256 kB | 256 kB | 256 kB |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of Timers/Counters | 12 x 32 bit | 12 x 32 bit | 12 Timer |
| Processor Series | Sitara | Sitara | Sitara |
| Factory Pack Quantity | 90 | 90 | 90 |
| Tradename | Sitara | Sitara | Sitara |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
| Unit Weight | 0.023390 oz | 0.023390 oz | 0.023390 oz |