UPD754144中文資料瑞薩數(shù)據(jù)手冊(cè)PDF規(guī)格書
UPD754144規(guī)格書詳情
FEATURES
? On-chip EEPROM: 16 × 8 bits (mapped to the data memory)
? On-chip key return reset function for key-less entry
? System clock oscillation circuit
? uPD754144: RC oscillator (external resistor and capacitor)
? uPD754244: Crystal/ceramic oscillator
? Low-voltage operation: VDD = 1.8 to 6.0 V
? Timer function (4 channels)
? Basic interval timer/watchdog timer: 1 channel
? 8-bit timer counter : 3 channels
? On-chip memory
? Program memory (ROM)
4096 × 8 bits
? Data memory (static RAM)
128 × 4 bits
? Instruction execution time variable function suited for power saving.
? uPD754144:
4, 8, 16, 64 μs (at fcc = 1.0-MHz operation)
? uPD754244:
0.95, 1.91, 3.81, 15.3 μs (at fx = 4.19-MHz operation)
0.67, 1.33, 2.67, 10.7 μs (at fx = 6.0-MHz operation)
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
RENESAS/瑞薩 |
23+ |
NA/ |
5750 |
原廠直銷,現(xiàn)貨供應(yīng),賬期支持! |
詢價(jià) | ||
RENESAS |
SSOP |
396379 |
集團(tuán)化配單-有更多數(shù)量-免費(fèi)送樣-原包裝正品現(xiàn)貨-正規(guī) |
詢價(jià) | |||
RENESAS |
22+23+ |
SMD |
71695 |
絕對(duì)原裝正品現(xiàn)貨,全新深圳原裝進(jìn)口現(xiàn)貨 |
詢價(jià) | ||
RENESAS |
589220 |
16余年資質(zhì) 絕對(duì)原盒原盤 更多數(shù)量 |
詢價(jià) | ||||
NEC |
24+ |
SOP |
15000 |
全新原裝現(xiàn)貨假一賠十 |
詢價(jià) | ||
NEC |
24+ |
SOP |
3000 |
自己現(xiàn)貨 |
詢價(jià) | ||
原廠正品 |
23+ |
PLCC-32 |
5000 |
原裝正品,假一罰十 |
詢價(jià) | ||
RENESAS/瑞薩 |
22+ |
SSOP8 |
9600 |
原裝現(xiàn)貨,優(yōu)勢(shì)供應(yīng),支持實(shí)單! |
詢價(jià) | ||
RENESAS/瑞薩 |
2021+ |
SMD |
100500 |
一級(jí)代理專營品牌!原裝正品,優(yōu)勢(shì)現(xiàn)貨,長期排單到貨 |
詢價(jià) | ||
NEC |
23+ |
SOP20 |
28610 |
詢價(jià) |
