em78p156elp義隆elan單片機

     深圳市瑞隆電子科技有限公司，是一家技術(shù)力量雄厚的高科技公司，擁有先進的語音錄音室和量產(chǎn)燒錄設(shè)備，30多位工程師為4bit、8bit mcu、及更高層次的研發(fā)服務(wù)。我們采用著名品牌sonix(松翰)、alpha(佑華)、feeling(飛凌)、elan(義隆)為母體，根據(jù)客戶需求，開發(fā)性價比更高，市場竟?fàn)幜Ω鼜姷脑O(shè)計方案。

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成功案列已覆蓋大小家電、語音玩具、智能游戲、醫(yī)用保健、電源管理、led顯示照明、電腦周邊數(shù)碼產(chǎn)品、智能卡門禁管理、汽車防盜用品、影音采集處理等等。

features：

? operating voltage range : 2.3v~5.5v
? operating temperature range: 0°c~70°c
? operating frequency rang (base on 2 clocks ):
      • crystal mode: dc~20mhz at 5v, dc~8mhz at 3v, dc~4mhz at 2.3v.
      • erc mode: dc~4mhz at 5v, dc~4mhz at 3v, dc~4mhz at 2.3v.
? low power consumption:
      • less then 2.0 ma at 5v/4mhz
      • typically 15 μa at 3v/32khz
      • typically 1 μa during sleep mode
? 1k × 13 bits on chip rom
? one security register to prevent intrusion of otp memory codes
? one configuration register to accommodate user’s requirements
? 48× 8 bits on chip registers (sram, general purpose register)
? 2 bi-directional i/o ports
? 5 level stacks for subroutine nesting
? 8-bit real time clock/counter (tcc) with selective signal sources, trigger edges, and
  overflow interrupt
? two clocks per instruction cycle
? power down (sleep) mode
? three available interruptions
     • tcc overflow interrupt
     • input-port status changed interrupt (wake up from sleep mode)
     • external interrupt
? programmable free running watchdog timer
? 8 programmable pull-high pins
? 7 programmable pull-down pins
? 8 programmable open-drain pins
? 2 programmable r-option pins
? package types:
     • 18 pin dip 300mil : em78p156elp
     • 18 pin sop 300mil : em78p156elm
     • 20 pin ssop 209mil : em78p156elas
     • 20 pin ssop 209mil : em78p156elkm
? 99.9% single instruction cycle commands
? the transient point of system frequency between hxt and lxt is around 400khz