參數資料
型號: P89C51UBBB
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 80C51 8-bit microcontroller family 4K/8K/16K/32K Flash
中文描述: 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQFP44
封裝: PLASTIC, QFP-44
文件頁數: 60/68頁
文件大小: 404K
代理商: P89C51UBBB
Philips Semiconductors
Preliminary data
P89C51RA2/RB2/RC2/RD2xx
80C51 8-bit Flash microcontroller family
8KB/16KB/32KB/64KB ISP/IAP Flash with 512B/512B/512B/1KB RAM
2002 Jul 18
60
t
LLAX
ALE
PSEN
PORT 0
PORT 2
WR
A0–A7
FROM RI OR DPL
DATA OUT
A0–A7 FROM PCL
INSTR IN
P2.0–P2.7 OR A8–A15 FROM DPF
A0–A15 FROM PCH
t
WHLH
t
LLWL
t
WLWH
t
AVLL
t
AVWL
t
QVWX
t
WHQX
t
QVWH
SU00026
Figure 44. External Data Memory Write Cycle
0
1
2
3
4
5
6
7
8
INSTRUCTION
ALE
CLOCK
OUTPUT DATA
WRITE TO SBUF
INPUT DATA
CLEAR RI
SET TI
SET RI
t
XLXL
t
QVXH
t
XHQX
t
XHDX
t
XHDV
SU00027
1
2
3
0
4
5
6
7
VALID
VALID
VALID
VALID
VALID
VALID
VALID
VALID
Figure 45. Shift Register Mode Timing
V
CC
–0.5
0.45V
0.7V
CC
0.2V
CC
–0.1
t
CHCL
t
CLCL
t
CLCH
t
CLCX
t
CHCX
SU00009
Figure 46. External Clock Drive
相關PDF資料
PDF描述
P89C51RC2 80C51 8-bit Flash microcontroller family
P89C51RC2HFBD 80C51 8-bit Flash microcontroller family
P89C51RD2HBP 80C51 8-bit Flash microcontroller family
P89C51RD2HXX 80C51 8-bit Flash microcontroller family
P89C51UBAA 80C51 8-bit microcontroller family 4K/8K/16K/32K Flash
相關代理商/技術參數
參數描述
P89C51UBBB-S 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
P89C51UBBB-T 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
P89C51UBPN 制造商:NXP Semiconductors 功能描述:
P89C51UFAA 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:80C51 8-bit microcontroller family 4K/8K/16K/32K Flash
P89C51UFAA-T 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller