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參數(shù)資料
| 型號： | P80C51HFH |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | Low voltage 8-bit microcontrollers with UART |
| 中文描述： | 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44 |
| 封裝： | 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44 |
| 文件頁數(shù)： | 30/38頁 |
| 文件大?。?/td> | 350K |
| 代理商： | P80C51HFH |
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Philips Semiconductors
Product specification
80C51/87C51/80C31
80C51 8-bit microcontroller family
4K/128 OTP/ROM/ROMless, low voltage (2.7V–5.5V),
low power, high speed (33 MHz)
2000 Jan 20
30
Table 8. EPROM Programming Modes
MODE
RST
PSEN
ALE/PROG
EA/V
PP
P2.7
P2.6
P3.7
P3.6
Read signature
1
0
1
1
0
0
0
0
Program code data
1
0
0*
V
PP
1
0
1
1
Verify code data
1
0
1
1
0
0
1
1
Pgm encryption table
1
0
0*
V
PP
1
0
1
0
Pgm security bit 1
1
0
0*
V
PP
1
1
1
1
Pgm security bit 2
1
0
0*
V
PP
1
1
0
0
Pgm security bit 3
NOTES:
1. ‘0’ = Valid low for that pin, ‘1’ = valid high for that pin.
2. V
PP
= 12.75V
±
0.25V.
3. V
CC
= 5V
±
10% during programming and verification.
*
ALE/PROG receives 5 programming pulses for code data (also for user array; 5 pulses for encryption or security bits) while V
PP
is held at
12.75V. Each programming pulse is low for 100
μ
s (
±
10
μ
s) and high for a minimum of 10
μ
s.
1
0
0*
V
PP
0
1
0
1
Table 9. Program Security Bits for EPROM Devices
PROGRAM LOCK BITS
1, 2
SB1
SB2
SB3
PROTECTION DESCRIPTION
1
U
U
U
No Program Security features enabled. (Code verify will still be encrypted by the Encryption Array if
programmed.)
2
P
U
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.
3
P
P
U
Same as 2, also verify is disabled.
4
P
P
P
Same as 3, external execution is disabled. Internal data RAM is not accessible.
NOTES:
1. P – programmed. U – unprogrammed.
2. Any other combination of the security bits is not defined.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| P80C51HFP | Low voltage 8-bit microcontrollers with UART |
| P80C31X2 | 80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz |
| P80C51HFT | RY Series - Econoline Regulated DC-DC Converters; Input Voltage (Vdc): 09V; Output Voltage (Vdc): 15V; Power: 1W; On/Off Pin; 1kVDC Isolation; UL94V-0 Package Material; Optional Continuous Short Circuit Protected; Internal linear regulator; Efficiency to 70% |
| P80C51X2BN | 80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz |
| P80C51X2FA | RY Series - Econoline Regulated DC-DC Converters; Input Voltage (Vdc): 15V; Output Voltage (Vdc): 09V; Power: 1W; On/Off Pin; 1kVDC Isolation; UL94V-0 Package Material; Optional Continuous Short Circuit Protected; Internal linear regulator; Efficiency to 70% |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| P80C51HFHB | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage single-chip 8-bit microcontrollers |
| P80C51HFP | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low voltage 8-bit microcontrollers with UART |
| P80C51HFPN | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage single-chip 8-bit microcontrollers |
| P80C51HFT | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage single-chip 8-bit microcontrollers |
| P80C51HFTD | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage single-chip 8-bit microcontrollers |
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