SPRUJE9 August   2025 F28E120SB , F28E120SC , TMS320F2800132 , TMS320F2800133 , TMS320F2800135 , TMS320F2800137 , TMS320F2800152-Q1 , TMS320F2800153-Q1 , TMS320F2800154-Q1 , TMS320F2800155 , TMS320F2800155-Q1 , TMS320F2800156-Q1 , TMS320F2800157 , TMS320F2800157-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Feature Differences Between F280015x, F280013x, and F28E12x
    1. 1.1 F280015x, F280013x, and F28E12x Feature Comparison
      1. 1.1.1 F28E12x, F280013x and F280015x Superset Device Comparison
  5. 2PCB Hardware Changes
    1. 2.1 PCB Hardware Changes for the 80-Pin PN, 64-Pin PM and 48-Pin PT or PHP Packages
    2.     F28E12x vs F280013x vs F280015x Pinout Difference Compatibility
    3.     F28E12x vs F280013x vs F280015x Pinout Difference Compatibility
  6. 3Feature Differences for System Consideration
    1. 3.1 New Modules in F28E12x
      1. 3.1.1 Programmable Gain Amplifier (PGA)
    2. 3.2 Communication Module Changes
    3. 3.3 Control Module Changes
    4. 3.4 Analog Module Differences
      1. 3.4.1 Analog Module Register Differences
      2. 3.4.2 ADC Module Changes
      3. 3.4.3 CMPSS Module Variants
    5. 3.5 Other Device Changes
      1. 3.5.1 PLL
      2. 3.5.2 Clock Sources
      3. 3.5.3 PIE Channel Mapping
        1. 3.5.3.1 F28E12x vs. F280015x PIE Channel Map Differences
        2. 3.5.3.2 F28E12x vs. F280013x PIE Channel Map Differences
      4. 3.5.4 Boot ROM
    6. 3.6 Power Management
      1. 3.6.1 LDO/VREG
      2. 3.6.2 POR/BOR
      3. 3.6.3 Power Consumption
    7. 3.7 Memory Module Changes
    8. 3.8 GPIO Multiplexing Changes
      1. 3.8.1 F28E12x vs. F280013x GPIO Mux Changes
      2. 3.8.2 F28E12x vs. F280015x GPIO Mux Changes
    9. 3.9 Analog Multiplexing Changes
  7. 4Application Code Migration From F280015x or F280013x to F28E12x
    1. 4.1 C2000Ware Header Files
    2. 4.2 Linker Command Files
    3. 4.3 C2000Ware Examples
  8. 5Specific Use Cases Related to F28E12x New Features
    1. 5.1 PGA
  9. 6EABI Support
    1. 6.1 Flash API
  10. 7References

3.9 Analog Multiplexing Changes

Table 3-19 outlines the differences and similarities that exist in the analog mux between F280013x, F280015x and F28E12x for the 48-Pin PT/PHP, 32-pin RHB packages. The legend for the table is Table 3-18.

Table 3-18 Mux Legend
Color Description
Mux function common for all three devices
Mux function applicable only for F280013x and F280015x only
Mux function applicable only for F28E12x only
Mux function applicable only for F28E12x and F280015x only
Table 3-19 F28E12x, F280015x and F280013x 32-Pin RHB and 48-Pin PT Analog Mux Table Differences
F28E12x, F280015x and F280013x
Pin Name		 Pins/Package ADC DAC PGA Comparator Subsystem (Mux) AIO Input/ GPIO
48 QFP 32 QFP 32 QFN A C High
Positive		 High
Negative		 Low
Positive		 Low
Negative
VREFHI 12 - -
VREFLO 13 - -
Analog Group 1 CMP1
A6 4 2 2 A6 PGA_INN2 CMP1 (HPMXSEL=2) CMP1 (LPMXSEL=2) GPIO228
A2/C9 6 4 4 A2 C9 CMP1 (HPMXSEL=0) CMP1 (LPMXSEL=0) GPIO224
A15/C7 7 5 5 A15 C7 CMP1 (HPMXSEL=3) CMP1 (HNMXSEL=0) CMP1 (LPMXSEL=3) CMP1 (LNMXSEL=0) AIO233
A11/C0 8 6 6 A11 C0 PGA_INP1 CMP1 (HPMXSEL=1) CMP1 (HNMXSEL=1) CMP1 (LPMXSEL=1) CMP1 (LNMXSEL=1) AIO237
A1 10 7 7 A1 CMP1 (HPMXSEL=4) CMP1 (LPMXSEL=4) AIO232
Analog Group 2 CMP2
A10/C10 21 13 13 A10 C10 CMP2 (HPMXSEL=3) CMP2 (HNMXSEL=0) CMP2 (LPMXSEL=3) CMP2 (LNMXSEL=0) GPIO230
Analog Group 3 CMP3
A3/C5 5 3 3 A3 C5 CMP3 (HPMXSEL=3) CMP3 (HNMXSEL=0) CMP3 (LPMXSEL=3) CMP3 (LNMXSEL=0) GPIO242
CMP3 (HPMXSEL=5) CMP3 (LPMXSEL=5)
A14/C14 7 5 5 A14 C14 PGA_INN1 CMP3 (HPMXSEL=4) CMP3 (LPMXSEL=4) AIO239
A5/C2 9 6 6 A5 C2 CMP3 (HPMXSEL=1) CMP3 (HNMXSEL=1) CMP3 (LPMXSEL=1) CMP3 (LNMXSEL=1)
CMP2 (HPMXSEL=5) CMP2 (LPMXSEL=5)
A0//C15/COMPDACOUT 11 7 7 A0 C15 COMPDACOUT CMP3 (HPMXSEL=2) CMP3 (LPMXSEL=2) AIO231
Analog Group 4 CMP4
A7/C3 15 8 8 A7 C3 CMP4 (HPMXSEL=1) CMP4 (HNMXSEL=1) CMP4 (LPMXSEL=1) CMP4 (LNMXSEL=1) AIO245
Combined Analog Group 2/4 CMP2/4
A12/C1 14 8 8 A12 C1 PGA_INN3 CMP2 (HPMXSEL=1) CMP2 (HNMXSEL=1) CMP2 (LPMXSEL=1) CMP2 (LNMXSEL=1) AIO238
CMP4 (HPMXSEL=2) CMP4 (LPMXSEL=2)
A8/C11 16 9 9 A8 C11 CMP2 (HPMXSEL=4) CMP2 (LPMXSEL=4) AIO241
CMP4 (HPMXSEL=4) CMP4 (LPMXSEL=4)
A4/C14 19 12 12 A4 C14 CMP2 (HPMXSEL=0) CMP4 (HNMXSEL=0) CMP2 (LPMXSEL=0) CMP4 (LNMXSEL=0) AIO225
CMP4 (HPMXSEL=3) CMP4 (LPMXSEL=3)
A9/C8 20 13 13 A9 C8 CMP2 (HPMXSEL=2) CMP2 (LPMXSEL=2) GPIO227
CMP4 (HPMXSEL=0) CMP4 (LPMXSEL=0)
Other Analog
TempSensor - - - - CMP2 (HPMXSEL=5)
A16/C16 2 32 32 A16 C16 PGA1_INP2 GPIO28
A19/C19 23 - - A19 C19 GPIO13
A20/C20 24 - - A20 C20 GPIO12