Texas Instruments MSP430F2121TDWR Microcontrollers
16-bit MCU, 16MHz, 4KB Flash, 256B SRAM, Timer, 16-SOIC

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
MSP430F2121TDWR
Series
Base Model
Detailed Description
16-bit MCU, 16MHz, 4KB Flash, 256B SRAM, Timer, 16-SOIC
Package
20-SOIC (0.295", 7.50mm Width)
Lifecycle Status
Active
Datasheet
MSP430F2121TDWR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments MSP430F2121TDWR Microcontrollers technical specifications.
General
Series
MSP430F2121
RAM Size
256 x 8
Data Bus Width
16 bit
Maximum Clock Frequency
16 MHz
RoHS
True
Package / Case
20-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C (TA)
Supply Voltage
1.8V ~ 3.6V
Lifecycle Status
Active
Alternate Parts Comparison (MSP430F2121TDWR vs MSP430F4250IDLR vs MSP430F2132IPWR vs MSP430F169IPMR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Operating Temperature | -40°C ~ 105°C (TA) | -40 °C ~ 85 °C | -40 °C ~ 85 °C | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.8V ~ 3.6V | 1.8 V ~ 3.6 V | 1.8 V ~ 3.6 V | 3.3 V |
| RAM Size | 256 x 8 | 256 B | 512 B | 2 kB |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Memory Size | -- | 16 kB | 8 kB | 60 kB |
| Interface | -- | UART | I2C, IrDA, LIN, SCI, SPI, UART, USART | I2C, SCI, SPI, UART, USART |
| Data Bus Width | 16 bit | 16 b | 16 b | 16 b |
| Number of Pins | -- | 48 | 28 | 64 |
| GPIO | -- | 32 | 24 | 48 |
| Lifecycle Status | Active | Production | Production | Production |
| Core | MSP430 | MSP430 | MSP430 | MSP430 |
| Action |
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