參數(shù)資料
型號(hào): P83C550EBAA
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 微控制器/微處理器
英文描述: 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer
中文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁(yè)數(shù): 19/28頁(yè)
文件大?。?/td> 190K
代理商: P83C550EBAA
Philips Semiconductors
Product specification
80C550/83C550/87C550
80C51 8-bit microcontroller family
4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer
1998 May 01
19
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
SU00069
Figure 7. 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
VALID
VALID
VALID
VALID
VALID
VALID
VALID
VALID
SET TI
SET RI
t
XLXL
t
QVXH
t
XHQX
t
XHDX
t
XHDV
SU00027
1
2
3
0
4
5
6
7
Figure 8. 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 9. External Clock Drive
相關(guān)PDF資料
PDF描述
P87C550EBAA 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer
P80C550EBPN 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer
P83C550EBPN 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer
P87C550EBPN 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer
P80C550EFAA IC SPI EEPROM/512X8 SMT SO-8
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