參數(shù)資料
型號(hào): SST89V54RD2-33-C-NJE
廠商: Microchip Technology
文件頁數(shù): 63/92頁
文件大?。?/td> 0K
描述: IC MCU 8BIT 24KB FLASH 44PLCC
標(biāo)準(zhǔn)包裝: 26
系列: FlashFlex®
核心處理器: 8051
芯體尺寸: 8-位
速度: 33MHz
連通性: EBI/EMI,SPI,UART/USART
外圍設(shè)備: 欠壓檢測(cè)/復(fù)位,POR,WDT
輸入/輸出數(shù): 36
程序存儲(chǔ)器容量: 16KB(16K x 8)
程序存儲(chǔ)器類型: 閃存
EEPROM 大?。?/td> 8K x 8
RAM 容量: 1K x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 3.6 V
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 44-LCC
包裝: 管件
2011 Silicon Storage Technology, Inc.
DS25087A
10/11
66
FlashFlex MCU
SST89V54RD2/RD / SST89V58RD2/RD
Not Recommended for New Designs
A Microchip Technology Company
Read Operation Under Lock Condition
The status of security bits SB1, SB2, and SB3 can be read when the read command is disabled by
security lock. There are three ways to read the status.
1.
External host mode: Read-back = 00H (locked)
2.
IAP command: Read-back = previous SFDT data
3.
MOVC: Read-back = FFH (blank)
Table 25: Security Lock Access Table
Level
SFST[7:5]
Source
Address1
Target
Address2
Byte-Verify Allowed
MOVC Allowed
External Host3
IAP
5xRDx
4
111b
(hard lock on both blocks)
Block 0/1
N
Y
External
N/A
Y
External
Block 0/1
N
External
N/A
Y
3
011b/101b
(hard lock on both blocks)
Block 0/1
N
Y
External
N/A
Y
External
Block 0/1
N
External
N/A
Y
001b/110b
(Block 0 = SoftLock,
Block 1 = hard lock)
Block 0
N
Y
Block 1
N
External
N/A
Y
Block 1
Block 0
N
Y
Block 1
N
Y
External
N/A
Y
External
Block 0/1
N
External
N/A
Y
010b
(SoftLock on both blocks)
Block 0
N
Y
Block 1
N
Y
External
N/A
Y
Block 1
Block 0
N
Y
Block 1
N
Y
External
N/A
Y
External
Block 0/1
N
External
N/A
Y
2
100b
(SoftLock on both blocks)
Block 0
Y
N
Y
Block 1
Y
External
N/A
Y
Block 1
Block 0
Y
Block 1
Y
N
Y
External
N/A
Y
External
Block 0/1
Y
N
External
N/A
Y
相關(guān)PDF資料
PDF描述
MMCX-P-178B/U CONN MMCX PLUG STRAIGHT RG178
VE-23T-IX-S CONVERTER MOD DC/DC 6.5V 75W
MMCX-P-FHSB CONN MMCX PLUG STRAIGHT FHSB
PIC24F08KA102T-I/ML IC PIC MCU FLASH 8KB 28-QFN
VI-213-IX-S CONVERTER MOD DC/DC 24V 75W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SST89V54RD2-33-C-NJE1 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU
SST89V54RD2-33-C-NJF2 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU
SST89V54RD2-33-C-PI 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU
SST89V54RD2-33-C-PIE1 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU
SST89V54RD2-33-C-PIF2 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU