參數(shù)資料
型號(hào): SST89V54RD2A-33-C-TQJE
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQFP44
封裝: ROHS COMPLIANT, MS-026, TQFP-44
文件頁(yè)數(shù): 7/83頁(yè)
文件大?。?/td> 1746K
代理商: SST89V54RD2A-33-C-TQJE
Data Sheet
FlashFlex51 MCU
SST89E54RD2A/RDA / SST89E58RD2A/RDA
SST89V54RD2A/RDA / SST89V58RD2A/RDA
15
2006 Silicon Storage Technology, Inc.
S71339-00-000
12/06
read and write signals (P3.6 - WR# and P3.7 - RD#) for
external memory use. Table 3-3 shows external data mem-
ory RD#, WR# operation with EXTRAM bit.
The stack pointer (SP) can be located anywhere within the
256 bytes of internal RAM (lower 128 bytes and upper 128
bytes). The stack pointer may not be located in any part of
the expanded RAM.
TABLE
3-3: External Data Memory RD#, WR# with EXTRAM bit
MOVX @DPTR, A or MOVX A, @DPTR
MOVX @Ri, A or MOVX A, @Ri
AUXR
ADDR < 0300H
ADDR >= 0300H
ADDR = Any
EXTRAM = 0
RD# / WR# not asserted
RD# / WR# asserted
RD# / WR# not asserted1
1. Access limited to ERAM address within 0 to 0FFH; cannot access 100H to 02FFH.
EXTRAM = 1
RD# / WR# asserted
T3-3.0 1339
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SST89V54RD2RD 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU
SST89V54RD2-RD 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU
SST89V54RD-33-C-PI 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU
SST89V54RD-33-C-PIE 功能描述:8位微控制器 -MCU 24KB+1KB 33MHz RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
SST89V54RD-33-C-QIF 功能描述:8位微控制器 -MCU 8-Bit 16K+8K Flash 33MHz 3/16-Bit Timer RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT