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UPD754144GS中文資料瑞薩數(shù)據(jù)手冊(cè)PDF規(guī)格書

UPD754144GS
廠商型號(hào)

UPD754144GS

功能描述

4-BIT SINGLE-CHIP MICROCONTROLLERS

文件大小

416.12 Kbytes

頁(yè)面數(shù)量

88 頁(yè)

生產(chǎn)廠商 Renesas Electronics America
企業(yè)簡(jiǎn)稱

NEC瑞薩

中文名稱

日本瑞薩電子株式會(huì)社官網(wǎng)

原廠標(biāo)識(shí)
數(shù)據(jù)手冊(cè)

下載地址一下載地址二到原廠下載

更新時(shí)間

2025-7-20 9:29:00

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UPD754144GS規(guī)格書詳情

DESCRIPTION

The μPD754244 is a 4-bit single-chip microcontroller which incorporates the EEPROMTM for key-less entry application.

It incorporates a 16 ×8-bit EEPROM, a 4-Kbyte mask ROM to store software, a 128 ×4-bit RAM to store the processing data, a processing CPU, and a carrier generator which easily outputs waveforms for infrared remote controller.

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

? μPD754144: RC oscillator (external resistor and capacitor)

? μPD754244: 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.

? μPD754144:

4, 8, 16, 64 μs (at fcc = 1.0-MHz operation)

? μPD754244:

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)

APPLICATIONS

Automotive appliances such as key-less entry, compact data carrier, etc.

供應(yīng)商 型號(hào) 品牌 批號(hào) 封裝 庫(kù)存 備注 價(jià)格
RENESAS/瑞薩
23+
TSSOP
11200
原廠授權(quán)一級(jí)代理、全球訂貨優(yōu)勢(shì)渠道、可提供一站式BO
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NEC
00+
SOP
1650
全新原裝100真實(shí)現(xiàn)貨供應(yīng)
詢價(jià)
RENESAS
22+23+
SSOP20
8000
新到現(xiàn)貨,只做原裝進(jìn)口
詢價(jià)
RENESAS
24+
SMD
36200
全新原裝現(xiàn)貨/放心購(gòu)買
詢價(jià)
RENESAS
25+
SSOP
8800
公司只做原裝,詳情請(qǐng)咨詢
詢價(jià)
RENESAS
23+
SSOP
2500
全新原裝正品現(xiàn)貨,支持訂貨
詢價(jià)
NEC
23+
SOP20
28610
詢價(jià)
RENESAS/瑞薩
/ROHS.original
原封
22102
電子元件,供應(yīng) -正納電子/ 元器件IC -MOS -MCU.
詢價(jià)
RENESAS/瑞薩
24+
SSOP8
9600
原裝現(xiàn)貨,優(yōu)勢(shì)供應(yīng),支持實(shí)單!
詢價(jià)
NEC
2223+
SSOP20
26800
只做原裝正品假一賠十為客戶做到零風(fēng)險(xiǎn)
詢價(jià)