參數(shù)資料
型號(hào): GMS97C52
英文描述: 8-Bit CMOS Microcontrollers(高性價(jià)比的51單片機(jī),片內(nèi)8KEPROM,256字節(jié)RAM,工作電壓5V)
中文描述: 8位CMOS微控制器(高性價(jià)比的51單片機(jī),片內(nèi)8KEPROM,256字節(jié)的RAM,工作電壓5V的)
文件頁(yè)數(shù): 42/59頁(yè)
文件大?。?/td> 812K
代理商: GMS97C52
AC Characteristics for GMS90 series (40MHz version)
V
CC
= 5 V + 10%, -15%;
V
SS
= 0 V; T
A
= 0
°
C to 70
°
C
(
C
L
for port 0, ALE and PSEN outputs = 100pF;
C
L
for all other outputs =80pF)
Program Memory Characteristics
Parameter
Symbol
Limit Values
Unit
40 MHz
Clock
Variable Clock
1/
t
CLCL
= 3.5 MHz to 40 MHz
min.
max.
min.
max.
ALE pulse width
t
LHLL
35
-
2
t
CLCL
- 15
-
ns
Address setup to ALE
t
AVLL
10
-
t
CLCL
- 15
-
ns
Address hold after ALE
t
LLAX
10
-
t
CLCL
- 15
-
ns
ALE low to valid instr in
t
LLIV
-
55
-
4
t
CLCL
- 45
ns
ALE to PSEN
t
LLPL
10
-
t
CLCL
- 15
-
ns
PSEN pulse width
t
PLPH
60
-
3
t
CLCL
- 15
-
ns
PSEN to valid instr in
t
PLIV
-
25
-
3
t
CLCL
- 50
ns
Input instruction hold after PSEN
t
PXIX
0
-
0
-
ns
Input instruction float after PSEN
t
PXIZ*)
-
15
-
t
CLCL
- 10
ns
Address valid after PSEN
t
PXAV*)
20
-
t
CLCL
- 5
-
ns
Address to valid instruction in
t
AVIV
-
65
-
5
t
CLCL
- 60
ns
Address float to PSEN
t
AZPL
-50
-
- 5
-
ns
*) Interfacing the GMS90 series to devices with float times up to 35 ns is permissible. This limited bus contention
will not cause any damage to port 0 Drivers.
GMS90 Series
8-Bit CMOS Microcontroller
LG Semicon MCU
42
MAY. 1998
相關(guān)PDF資料
PDF描述
GMS97C54 8-Bit CMOS Microcontroller(8位CMOS 微控制器)
GMS97C56 8-Bit CMOS Microcontroller(8位CMOS 微控制器)
GMS97C58 8-Bit CMOS Microcontroller(8位CMOS 微控制器)
GMS97L51 8-Bit CMOS Microcontrollers(高性價(jià)比的51單片機(jī),片內(nèi)4KEPROM,128字節(jié)RAM,低電壓)
GMS97L52 8-Bit CMOS Microcontrollers(高性價(jià)比的51單片機(jī),片內(nèi)8KEPROM,256字節(jié)RAM,低電壓)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
GMS97C52H 制造商:HYNIX 制造商全稱:Hynix Semiconductor 功能描述:HYNIX SEMICONDUCTOR INC. 8-BIT SINGLE-CHIP MICROCONTROLLERS
GMS97C52P 制造商:HYUNDAI 功能描述:MCS-51 Family MCUs
GMS97C52PL-24 制造商:HYUNDAI 功能描述:MCS-51 Family MCUs
GMS97C54 制造商:HYNIX 制造商全稱:Hynix Semiconductor 功能描述:HYNIX SEMICONDUCTOR INC. 8-BIT SINGLE-CHIP MICROCONTROLLERS
GMS97C54H 制造商:HYNIX 制造商全稱:Hynix Semiconductor 功能描述:HYNIX SEMICONDUCTOR INC. 8-BIT SINGLE-CHIP MICROCONTROLLERS