參數(shù)資料
型號: HMS91C7432
廠商: HYNIX SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: HMS91C7432 features and functions
中文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PDIP20
封裝: PLASTIC, DIP-20
文件頁數(shù): 81/90頁
文件大?。?/td> 1557K
代理商: HMS91C7432
HMS9xC7132 / HMS9xC7134
May.2001 ver1.1
77
EPROM Programming and Verification Characteristics
TA = 21
to 27
, Vcc = 5V + 10%, Vss = 0V
Figure 21-4 EPROM Programming and Verification
Programming supply voltage
Programming supply current
Oscillator frequency
Address setup to PROG low
Address hold after PROG
Data setup to PROG
Data hold after PROG
P2.7 (ENABLE) high to VPP
VPP setup to PROG
VPP hold after PROG
PROG width
Address to data valid
ENABLE low to data valid
Data float after ENABLE
PROG high to PROG low
VPP
IPP
1/
t
CLCL
t
AVGL
t
GHAX
t
DVGL
t
GHDX
t
EHSH
t
SHGL
t
GHSL
t
GLGL
t
AVQV
t
ELQV
t
EHQZ
t
GHGL
12.5
-
4
48
t
CLCL
48
t
CLCL
48
t
CLCL
48
t
CLCL
48
t
CLCL
10
10
90
-
-
0
10
13.0
50
6
-
-
-
-
-
-
-
110
48
t
CLCL
48
t
CLCL
48
t
CLCL
-
V
mA
MHz
-
-
-
-
-
μs
μs
μs
-
-
-
μs
Parameter
Symbol
Limit Values
Min
Max
Unit
P1.0 - P1.7
P2.0 - P2.5
VSYNC
IN
PORT0
P3.5/PROG
INT0/VPP
P2.7(ENABLE)
//
//
//
//
//
//
//
PROGRAMMING
VERIFICATION
ADDRESS
ADDRESS
DATA IN
DATA OUT
t
DVGL
t
AVGL
10 PULSES
t
GHDX
t
GHAX
t
AVQV
t
ELQV
t
EHQZ
t
EHSH
t
GHGL
t
GLGL
t
SHGL
t
GHSL
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