ST7 8-bit MCUs

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The ST7 core is based on an industry-standard 8-bit architecture. It supports high-level language programming and also provides interrupt handling features. In addition, it has the flexibility of Flash programming and the required robustness for multi-segment purposes.

Part NumberPackageMarketing StatusCoreFLASH Size (Prog)Other timer functionsA/D ConverterI/Os (High Current)Operating Temperature min (°C)Operating Temperature max (°C)
ST72215G2SO-28Active--WDG6x8-bit22(8)-4085
ST72254G2SO-28Active--WDG6x8-bit22(8)-4085
ST72260G1SO-28Active--WDG, RTC-22(8)-4085
ST72262G1PDIP 32 .4S; SO-28Active--WDG, RTC6x10-bit22(8)-4085
ST72262G2PDIP 32 .4S; SO-28Active--WDG, RTC6x10-bit22(8)-4085
ST72264G1SO-28Active--WDG, RTC6x10-bit22(8)-4085
ST72264G2SO-28Active--WDG, RTC6x10-bit22(8)-4085
ST72321AR6LQFP 64 10x10x1.4Active--WDG, RTC16x10-bit48(16)-40125
ST72321AR7LQFP 64 10x10x1.4NRND--WDG, RTC16x10-bit48(16)-4085
ST72321AR9LQFP 64 10x10x1.4Active--WDG, RTC16x10-bit48(16)-40125
ST72321BAR6LQFP 64 10x10x1.4NRND--WDG, RTC16x10-bit48(16)-4085
ST72321BAR7LQFP 64 10x10x1.4Active--WDG, RTC16x10-bit48(16)-4085
ST72321BAR9LQFP 64 10x10x1.4Active--WDG, RTC16x10-bit48(16)-4085
ST72321BJ6LQFP 44 10x10x1.4Active--WDG, RTC12X10-bit32(12)-40125
ST72321BJ7LQFP 44 10x10x1.4Active--WDG, RTC12X10-bit32(12)-4085
ST72321BJ9LQFP 44 10x10x1.4NRND--WDG, RTC12x10-bit32(12)-40125
ST72321BK6LQFP 32 7x7x1.4Active--WDG, RTC---4085
ST72321J7LQFP 44 10x10x1.4Active--WDG, RTC12X10-bit32(12)-4085
ST72321J9LQFP 44 10x10x1.4Active--WDG, RTC12X10-bit32(12)-40125
ST72321R6LQFP 64 14x14x1.4Active--WDG, RTC16x10-bit48(16)-4085
ST72321R9LQFP 64 14x14x1.4Active--WDG, RTC16x10-bit48(16)-4085
ST72324BJ2LQFP 44 10x10x1.4Active--WDG, RTC12X10-bit32(12)-4085
ST72324BJ4LQFP 44 10x10x1.4Active--WDG, RTC12X10-bit32(12)-40125
ST72324BJ6LQFP 44 10x10x1.4Active--WDG, RTC12X10-bit32(12)-40125
ST72324BK2LQFP 32 7x7x1.4Active--WDG, RTC8X10-bit24(10)-4085
ST72324BK4LQFP 32 7x7x1.4; PDIP 32 .4SActive--WDG, RTC8X10-bit24(10)-40125
ST72324BK6LQFP 32 7x7x1.4Active--WDG, RTC8X10-bit24(10)-40125
ST72324J2LQFP 44 10x10x1.4Active--WDG, RTC12X10-bit32(12)-4085
ST72324J4LQFP 44 10x10x1.4; PDIP 42Active--WDG, RTC12X10-bit32(12)-4085
ST72324J6LQFP 44 10x10x1.4; PDIP 42Active--WDG, RTC12X10-bit32(12)-4085
ST72324K2LQFP 32 7x7x1.4Active--WDG, RTC8X10-bit24(10)-4085
ST72324K4LQFP 32 7x7x1.4Active--WDG, RTC8X10-bit24(10)-4085
ST72324K6LQFP 32 7x7x1.4; PDIP 32 .4SActive--WDG, RTC8X10-bit24(10)-4085
ST72324LJ2LQFP 44 10x10x1.4Active--WDG, RTC12x10-bit32(12)-4085
ST72324LJ4LQFP 44 10x10x1.4Active--WDG, RTC12x10-bit32(12)-4085
ST72324LJ6LQFP 44 10x10x1.4NRND--WDG, RTC12x10-bit32(12)-4085
ST72324LK6LQFP 32 7x7x1.4Active--WDG, RTC8x10-bit24(10)-4085
ST72324LS2LQFP 48 7x7x1.4NRND--WDG, RTC12x10-bit32(12)-4085
ST72324LS4LQFP 48 7x7x1.4NRND--WDG, RTC12x10-bit32(12)-4085
ST72325AR9LQFP 64 10x10x1.4Active--CSS,WDG, RTC16x10-bit48(16)-4085
ST72325J4LQFP 44 10x10x1.4NRND--CSS, WDG, RTC12X10-bit32(12)-4085
ST72325J6LQFP 44 10x10x1.4Active--CSS, WDG, RTC12X10-bit32(12)-4085
ST72325J7LQFP 44 10x10x1.4NRND--CSS,WDG, RTC12x10-bit32(12)-4085
ST72325K4LQFP 32 7x7x1.4Active--CSS,WDG, RTC8X10-bit24(10)-4085
ST72325K6LQFP 32 7x7x1.4Active--CSS,WDG, RTC8X10-bit24(10)-40125
ST72325S4LQFP 48 7x7x1.4NRND--CSS, WDG, RTC12X10-bit32(12)-4085
ST7232AJ2LQFP 44 10x10x1.4; PDIP 42Active--WDG, RTC12X10-bit32(12)-4085
ST7232AK1LQFP 32 7x7x1.4Active--WDG, RTC8X10-bit24(10)-4085
ST7232AK2LQFP 32 7x7x1.4Active--WDG, RTC8X10-bit24(10)-4085
ST72334J4LQFP 44 10x10x1.4; PDIP 42Active--WDG, RTC6x8-bit32(4)-4085
ST72334N4LQFP 64 14x14x1.4Active--WDG, RTC8x8-bit44(8)-4085
ST72345C4LQFP 48 7x7x1.4Active--WWDG, RTC12x10-bit34(12)-4085
ST72361K9-AutoLQFP 32 7x7x1.4ActiveST7-ART, WWDG, RTC6x10-bit25(5)--
ST72521AR9LQFP 64 10x10x1.4Active--WDG, RTC16x10-bit48(16)-4085
ST72521R9LQFP 64 14x14x1.4Active--WDG, RTC16x10-bit48(16)-40125
ST7260E1SO-24Active--WDG-14(6)070
ST7260E2SO-24Active--WDG-14(6)070
ST72621J4LQFP 44 10x10x1.4NRND--WDG8x10-bit31(8)070
ST72621L4SO-34SNRND--WDG8x10-bit23(8)070
ST7263BE1SO-24Active--WDG-14(6)070
ST7263BE2SO-24NRND--WDG-14(6)070
ST7263BE6SO-24NRND--WDG-14(6)070
ST7263BH2LQFP 48 7x7x1.4Active--WDG12x8-bit27(10)070
ST7263BH6LQFP 48 7x7x1.4Active--WDG12x8-bit27(10)070
ST7263BK1SO-34SActive--WDG8x8-bit19(10)070
ST7263BK2SO-34SActive--WDG8x8-bit19(10)070
ST7263BK4PDIP 32 .4S; SO-34SActive--WDG8x8-bit19(10)070
ST7263BK6SO-34SNRND--WDG8x8-bit19(10)070
ST72681LQFP 48 7x7x1.4Active-----070
ST7DALIF2SO-20Active--WDG, RTC7x10-bit15(7)-4085
ST7FOXK1LQFP 32 7x7x1.4Active--WDG, RTC10x10-bit24(8)-4085
ST7FOXK2LQFP 32 7x7x1.4NRND--WDG, RTC10x10-bit24(8)-4085
ST7LIT10BF0SO-20NRND--WDG, RTC7x10-bit17(7)-4085
ST7LIT10BF1SO-20NRND--WDG, RTC7x10-bit17(7)-4085
ST7LIT10BY0SO-16WActive--WDG, RTC7x10-bit13(5)-4085
ST7LIT10BY1SO-16WActive--WDG, RTC7x10-bit13(5)-4085
ST7LIT15BF1PDIP 20; SO-20Active--WDG, RTC7x10-bit17(7)-4085
ST7LIT15BY0SO-16WNRND--WDG, RTC7x10-bit13(5)-4085
ST7LIT15BY1SO-16WActive--WDG, RTC7x10-bit13(5)-4085
ST7LIT19BF0SO-20Active--WDG, RTC7x10-bit17(7)-4085
ST7LIT19BF1PDIP 20; SO-20Active--WDG, RTC7x10-bit17(7)-4085
ST7LIT19BY0SO-16WActive--WDG, RTC7x10-bit13(5)-4085
ST7LIT19BY1SO-16WNRND--WDG, RTC7x10-bit13(5)-4085
ST7LITE02Y0SO-16Active--WDG, RTC-13(6)-4085
ST7LITE05Y0PDIP 16; SO-16Active--WDG, RTC5x8-bit13(6)-4085
ST7LITE09Y0PDIP 16; SO-16Active--WDG, RTC5x8-bit13(6)-4085
ST7LITE19F1PDIP 20; SO-20Active--WDG, RTC7x10-bit15(7)-4085
ST7LITE20F2PDIP 20; SO-20Active--WDG, RTC7x10-bit15(7)-4085
ST7LITE25F2PDIP 20; SO-20Active--WDG, RTC7x10-bit15(7)-4085
ST7LITE29F2PDIP 20; SO-20Active--WDG, RTC7x10-bit15(7)-4085
ST7LITE35F2PDIP 20; SO-20Active--WDG, RTC7x10-bit15(7)-4085
ST7LITE39F2PDIP 20; SO-20Active--WDG, RTC7x10-bit15(7)-4085
ST7LITE49K2LQFP 32 7x7x1.4Active---10x10-bit24(8)-40125
ST7LITE49MLQFP 32 7x7x1.4NRND--WDG, RTC10x10-bit24(8)-4085
ST7LITES2Y0PDIP 16; SO-16Active--WDG, RTC-13(6)-4085
ST7LITES5Y0PDIP 16; SO-16Active--WDG, RTC5x8-bit13(6)-4085
ST7LITEU09SO-8Active--WDG, RTC5x10-bit5(5)-4085
ST7LNB0V2Y0SO-16NRND----13(6)-4085
ST7LNB1Y0SO-16Active----13(6)-4085
ST7MC1K2LQFP 32 7x7x1.4Active--WWDG8x10-bit17(3)-40125
ST7MC1K4LQFP 32 7x7x1.4Active--WWDG8x10-bit17(3)-4085
ST7MC2M9LQFP 80 14x14x1.4Active--WWDG16x10-bit60(12)-4085
ST7MC2R6LQFP 64 14x14x1.4NRND--WWDG16x10-bit44(12)-4085
ST7MC2R7LQFP 64 14x14x1.4Active--WWDG16x10-bit44(12)-4085
ST7MC2S4LQFP 44 10x10x1.4Active--WWDG11x10-bit26(6)-40125
ST7MC2S6LQFP 44 10x10x1.4Active--WWDG11x10-bit26(6)-40125
ST7SCR1E4SO-24Active--WDG-4(1)070
ST7SCR1R4LQFP 64 14x14x1.4Active--WDG-35(4)070