东海4 bit MCUTM89 series哪家好
产品详情
| Product No. | ROM Type | CLOCK | SLOW RC | FASTRC | OPERATING VOLTAGE | ROM | RAM | LCD | IOA | IOB | IOC | IOD | IOE | INT factor | DEBOUNCE PIN | RFC | EL | KEY SCAN | PRE- DIVIDER | TIMER | BZ/BZB | MELODY | HALT | STOP | STACK | WDT | RESET |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TM8951 | MASK | DUAL | X'TAL/Ext. RC | X'tal/Ext. R/Int. R | 1.5V/3.0V | 8k*16 | 960*4 | 9c*48s | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | PULL LOW*4/IO*4 | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | IO*4/PULL LOW*4/DEBOUNCE | IO*4/PULL LOW*4 | Ext.*5/Int.*5 | V | 1 set | V | V | V | 6-bit*3 | V | V | V | V | 16 | V | POR/RESET PIN/WATCH DOG/IOC |
| TM8952 | MASK | DUAL | X'TAL/Ext. RC | X'tal/Ext. R/Int. R | 1.5V/3.0V | 16k*16 | 1.25k*4 | 16c*52s or 12c*56s | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | PULL LOW*4/IO*4 | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | IO*4/PULL LOW*4/DEBOUNCE | IO*4/PULL LOW*4 | Ext.*5/Int.*5 | V | 1 set | V | V | V | 6-bit*3 | V | V | V | V | 16 | V | POR/RESET PIN/WATCH DOG/IOC |
| TM8955 | MASK | DUAL | X'TAL/Ext. RC | X'tal/Ext. R/Int. R | 1.5V/3.0V | 16k*16 | 4k*4 | 16c*60s or 12c*64s | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | PULL LOW*4/IO*4 | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | IO*4/PULL LOW*4/DEBOUNCE | IO*4/PULL LOW*4 | Ext.*5/Int.*5 | V | 2 sets | V | V | V | 6-bit*3 | V | V | V | V | 16 | V | POR/RESET PIN/WATCH DOG/IOC |
| TM8957 | MASK | DUAL | X'TAL/Ext. RC | X'tal/Ext. R/Int. R | 1.5V/3.0V | 24k*16 | 6k*4 | 16c*64s | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | PULL LOW*4/IO*4 | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | IO*4/PULL LOW*4/DEBOUNCE | IO*4/PULL LOW*4 | Ext.*5/Int.*5 | V | 2 sets | V | V | V | 6-bit*3 | V | V | V | V | 16 | V | POR/RESET PIN/WATCH DOG/IOC |
| TM8959 | MASK | DUAL | X'TAL/Ext. RC | X'tal/Ext. R/Int. R | 1.5V/3.0V | 32k*16 | 6k*4 | 16c*64s | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | PULL LOW*4/IO*4 | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | IO*4/PULL LOW*4/DEBOUNCE | IO*4/PULL LOW*4 | Ext.*5/Int.*5 | V | 2 sets | V | V | V | 6-bit*3 | V | V | V | V | 16 | V | POR/RESET PIN/WATCH DOG/IOC |
| TM89P51M | OTP | DUAL | X'TAL/Ext. RC | X'tal/Ext. R/Int. R | 1.5V/3.0V | 8k*16 | 960*4 | 9c*48s | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | PULL LOW*4/IO*4 | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | IO*4/PULL LOW*4/DEBOUNCE | IO*4/PULL LOW*4 | Ext.*5/Int.*5 | V | 1 set | V | V | V | 6-bit*3 | V | V | V | V | 16 | V | POR/RESET PIN/WATCH DOG/IOC |
| TM89P52M | OTP | DUAL | X'TAL/Ext. RC | X'tal/Ext. R/Int. R | 1.5V/3.0V | 16k*16 | 1.25k*4 | 16c*52s or 12c*56s | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | PULL LOW*4/IO*4 | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | IO*4/PULL LOW*4/DEBOUNCE | IO*4/PULL LOW*4 | Ext.*5/Int.*5 | V | 1 set | V | V | V | 6-bit*3 | V | V | V | V | 16 | V | POR/RESET PIN/WATCH DOG/IOC |
| TM89P55M | OTP | DUAL | X'TAL/Ext. RC | X'tal/Ext. R/Int. R | 1.5V/3.0V | 16k*16 | 4k*4 | 16c*60s or 12c*64s | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | PULL LOW*4/IO*4 | IO*4/PULL LOW*4/L-L-HOLD*4/DEBOUNCE | IO*4/PULL LOW*4/DEBOUNCE | IO*4/PULL LOW*4 | Ext.*5/Int.*5 | V | 2 sets | V | V | V | 6-bit*3 | V | V | V | V | 16 | V | POR/RESET PIN/WATCH DOG |
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