Texas Instruments MSP430F1121AIPWR Microcontrollers
8MHz 16-bit MCU, 4KB Flash, 256B SRAM, Timer, UART, 20-TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
MSP430F1121AIPWR
Series
Base Model
Detailed Description
8MHz 16-bit MCU, 4KB Flash, 256B SRAM, Timer, UART, 20-TSSOP
Package
20-TSSOP (0.173", 4.40mm Width)
Lifecycle Status
Active
Datasheet
MSP430F1121AIPWR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments MSP430F1121AIPWR Microcontrollers technical specifications.
General
RAM Size
256 x 8
RoHS
Yes
Package / Case
20-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.8V ~ 3.6V
Lifecycle Status
Active
Peripherals
POR, WDT
Number of I/O
14
Speed
8MHz
Alternate Parts Comparison (MSP430F1121AIPWR 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 ~ 85°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 | POR, 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 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 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
S9S12GN16BVTJNXP SemiconductorsNXP
IC MCU 16BIT 16KB FLASH 20TSSOP
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IC MCU 16BIT 16KB FLASH 32LQFP
MC812A4CPVE8NXP SemiconductorsNXP
IC MCU 16BIT 4KB EEPROM 112LQFP
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
MSP430F2132IPWRTexas Instruments16 MHz MCU with 8KB Flash, 512B SRAM, 10-bit ADC, comparator, I2C/SPI/UART 28-TSSOP -40 to 85
MSP430F169IPMRTexas InstrumentsMCU 16-bit MSP430 RISC 60KB Flash 3.3V 64-Pin LQFP T/R / IC MCU 16BIT 60KB FLASH 64LQFP
MSP430F4250IDLRTexas Instruments16KB 1.8V~3.6V MSP430 8MHz 32 SSOP-48-300mil Microcontroller Units (MCUs/MPUs/SOCs) ROHS
