????M254KE3AE?????
M254KE3AE ?? 32 λ?????????????????? LCD ?????????? M23 ?????? Armv8-M ???????????????? 48 MHz????? 128KB Flash?? 16 KB SRAM???????? 1.75V ?? 5.5V ??????????? -40?? ?? 105?? ????????Χ??
M254KE3AE ??? 8 x 44, 6 x 46, 4 x 48 COM/SEG ??????????????????????????????????? LCD ??????????????????????????????? MCU ????? LCD ?????????????????? 3V ?? 5V ?? LCD ??????
M254KE3AE ???????????棬?綨?????????????????5·PDMA??3??UART??1 ?? I2C??1 ?? SPI/I2S??1 ?? USCI (?????н??)?? 6 · 16 λ PWM??????????????????·?????? 16 ??? 12 λ 730 kSPS ?????? ADC????????????? (ACMP)?????????????????????????????ò???С???????磬???? LQFP128 (14mm x 14mm) ?????
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| • | ???????? | |
| - | ???????: 1.75V ~ 5.5V | |
| - | ???????: -40 ~ 105 ?? | |
| - | EFT 4.4 KV | |
| - | SD HBM 7 KV | |
| • | ??? | |
| - | Arm® Cortex®-M23 ?????????Armv8-M ??????????????? 48 MHz | |
| - | 32 λ????????/?????? | |
| • | ??? | |
| - | 128 KB Flash | |
| - | 16 KB SRAM | |
| - | 4 KB LDROM | |
| - | ??? ISP?????????????/ ICP???????·????? / ???IAP????????ó??????? | |
| • | ?????? | |
| - | ????????? 4 ~ 32 MHz ?????????????? | |
| - | ????????? 32.768 kHz ?????????????? | |
| - | ??? 48 MHz ?????RC???? (HIRC)???????Χ ??2.6%??? | |
| - | ??? 4.032 MHz ?????RC???? (MIRC) | |
| - | ??? 38.4 kHz ?????RC???? (LIRC) | |
| • | COM/SEG LCD ???? | |
| - | 4 COM x 48 SEG, 6 COM x 46 SEG, 8 COM x 44SEG LCD ???? | |
| - | ?????? VLCD ????????? | |
| - | ??? 3V ?? 5.5V LCD ???? | |
| - | ????????? 1/2, 1/3, 1/4 ??????????? | |
| - | ????????? 1/4, 1/6, 1/8 ???????????? | |
| • | ??????? | |
| - | ?????縴λ??????λ???????λ | |
| - | ??? LDO | |
| - | ??? RTC ??????? VBAT ???? | |
| • | ????????? | |
| - | ?????? 110 ??A/MHz | |
| - | ?????? 3.8 ??A (RTC ????, RAM ???????) | |
| - | ?????? 2.2 ??A (RTC ???, RAM ???????) | |
| - | ???????? 1.6 ??A (RTC ???, RAM ??????) | |
| • | ????? | |
| - | 4 ?? 32 λ????? | |
| - | 1 ?? 24 λ SysTick ????? | |
| - | 1 ?????????? | |
| - | ????? (RTC) | |
| - | ????? 12 ???????????????PWM?????????? 16 λ??????????? capture ?????? | |
| - | ?????????????????? | |
| • | ????????? (PDMA) | |
| - | ??? 5 ???????????? (PDMA) | |
| ?????????????SPI/I2S??UART??I2C??USCI??ADC ????? | ||
| • | ??? | |
| - | ??? 16 ??? 12 λ 730 kSPS ??????????????????? (ADC) | |
| - | ??? 2 ????????? | |
| • | ????? | |
| - | ??? 3 ?? UART ???? | |
| - | ??? 1 ?? I2C ???? | |
| - | ??? 1 ?? SPI/ I2S ???? | |
| - | ??? 1 ?? USCI (??????? UART, SPI ?? I2C) | |
| - | ??? 1 ????????????? ISO-7816-3 | |
| • | 96 λΨ?????? ( UID ) | |
| • | 128 λΨ????????? ( UCID ) | |
| • | ??? | |
| - | LQFP128 ( 14 mm x 14 mm ) | |
????admin ?????????2023-05-27
