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參數(shù)資料
| 型號： | P87C51SBAA,512 |
| 廠商： | NXP Semiconductors |
| 文件頁數(shù)： | 27/38頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC 80C51 MCU 4K OTP 44-PLCC |
| 產(chǎn)品培訓模塊： | Migrating from 8/16-Bit MCUs to 32-Bit ARMs |
| 標準包裝： | 26 |
| 系列： | 87C |
| 核心處理器： | 8051 |
| 芯體尺寸： | 8-位 |
| 速度： | 16MHz |
| 連通性： | EBI/EMI，UART/USART |
| 外圍設(shè)備： | POR |
| 輸入/輸出數(shù)： | 32 |
| 程序存儲器容量： | 4KB（4K x 8） |
| 程序存儲器類型： | OTP |
| RAM 容量： | 128 x 8 |
| 電壓 - 電源 (Vcc/Vdd)： | 2.7 V ~ 5.5 V |
| 振蕩器型： | 內(nèi)部 |
| 工作溫度： | 0°C ~ 70°C |
| 封裝/外殼： | 44-LCC（J 形引線） |
| 包裝： | 管件 |
| 產(chǎn)品目錄頁面： | 705 (CN2011-ZH PDF) |
| 其它名稱： | 568-1246-5 935260182512 P87C51SBAA |
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Philips Semiconductors
Product specification
80C51/87C51/80C52/87C52
80C51 8-bit microcontroller family
4 K/8 K OTP/ROM low voltage (2.7 V–5.5 V),
low power, high speed (33 MHz), 128/256 B RAM
2000 Aug 07
33
PROGRAMMING
*
VERIFICATION
*
ADDRESS
DATA IN
DATA OUT
LOGIC 1
LOGIC 0
tAVQV
tEHQZ
tELQV
tSHGL
tGHSL
tGLGH
tGHGL
tAVGL
tGHAX
tDVGL
tGHDX
P1.0–P1.7
P2.0–P2.5
P3.4
(A0 – A12)
PORT 0
P0.0 – P0.7
(D0 – D7)
ALE/PROG
EA/VPP
P2.7
**
SU01414
tEHSH
NOTES:
*
FOR PROGRAMMING CONFIGURATION SEE FIGURE 26.
FOR VERIFICATION CONDITIONS SEE FIGURE 28.
**
SEE TABLE 8.
Figure 29. EPROM Programming and Verification
MASK ROM DEVICES
Security Bits
With none of the security bits programmed the code in the program
memory can be verified. If the encryption table is programmed, the
code will be encrypted when verified. When only security bit 1 (see
Table 10) is programmed, MOVC instructions executed from
external program memory are disabled from fetching code bytes
from the internal memory, EA is latched on Reset and all further
programming of the EPROM is disabled. When security bits 1 and 2
are programmed, in addition to the above, verify mode is disabled.
Encryption Array
64 bytes of encryption array are initially unprogrammed (all 1s).
Table 10. Program Security Bits
PROGRAM LOCK BITS1, 2
SB1
SB2
PROTECTION DESCRIPTION
1
U
No Program Security features enabled.
(Code verify will still be encrypted by the Encryption Array if programmed.)
2
P
U
MOVC instructions executed from external program memory are disabled from fetching code bytes from
internal memory, EA is sampled and latched on Reset, and further programming of the EPROM is disabled.
NOTES:
1. P – programmed. U – unprogrammed.
2. Any other combination of the security bits is not defined.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| P87C51SBAA-T | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| P87C51SBBB | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless low voltage 2.7V.5.5V, low power, high speed 33 MHz |
| P87C51SBBB,557 | 制造商:NXP Semiconductors 功能描述: |
| P87C51SBBB-S | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| P87C51SBPN | 制造商:NXP Semiconductors 功能描述:87C 16MHz 制造商:NXP Semiconductors 功能描述:IC 8BIT MCU OTP 4K 87C51 DIP40 制造商:NXP Semiconductors 功能描述:IC, 8BIT MCU OTP 4K, 87C51, DIP40 制造商:NXP Semiconductors 功能描述:IC, 8BIT MCU, 80C51, 16MHZ, DIP-40; Controller Family/Series:(8051) 8052; Core Size:8bit; No. of I/O's:32; Supply Voltage Min:2.7V; Supply Voltage Max:5.5V; Digital IC Case Style:DIP; No. of Pins:40; Program Memory Size:4KB ;RoHS Compliant: Yes 制造商:NXP Semiconductors 功能描述:MCU 8-bit P87 80C51 CISC 4KB EPROM 3.3V/5V 40-Pin PDIP |
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