SC80C51BACA44 데이터 시트보기 (PDF) - Philips Electronics
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SC80C51BACA44 Datasheet PDF : 22 Pages
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Philips Semiconductors
CMOS single-chip 8-bit microcontrollers
Product specification
80C31/80C51/87C51
EPROM PROGRAMMING AND VERIFICATION CHARACTERISTICS
Tamb = 21°C to +27°C, VCC = 5V±10%, VSS = 0V (See Figure 16)
SYMBOL
PARAMETER
MIN
VPP
IPP
1/tCLCL
tAVGL
tGHAX
tDVGL
tGHDX
tEHSH
tSHGL
tGHSL
tGLGH
tAVQV
tELQZ
tEHQZ
tGHGL
Programming supply voltage
Programming supply current
Oscillator frequency
Address setup to PROG low
Address hold after PROG
Data setup to PROG low
Data hold after PROG
P2.7 (ENABLE) high to VPP
VPP setup to PROG low
VPP hold after PROG
PROG width
Address to data valid
ENABLE low to data valid
Data float after ENABLE
PROG high to PROG low
12.5
4
48tCLCL
48tCLCL
48tCLCL
48tCLCL
48tCLCL
10
10
90
0
10
MAX
13.0
50
6
110
48tCLCL
48tCLCL
48tCLCL
P1.0–P1.7
P2.0–P2.4
PORT 0
ALE/PROG
PROGRAMMING*
ADDRESS
tDVGL
tAVGL
tGLGH
tSHGL
DATA IN
tGHDX
tGHAX
tGHGL
tGHSL
VERIFICATION*
ADDRESS
tAVQV
DATA OUT
EA/VPP
P2.7
ENABLE
tEHSH
LOGIC 0
LOGIC 1
tELQV
LOGIC 1
NOTE:
* FOR PROGRAMMING VERIFICATION SEE FIGURE 13.
FOR VERIFICATION CONDITIONS SEE FIGURE 15.
Figure 16. EPROM Programming and Verification
tEHQZ
UNIT
V
mA
MHz
µs
µs
µs
µs
SU00020
1996 Aug 16
3-24
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