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80C453 Datasheet, PDF (14/23 Pages) NXP Semiconductors – CMOS single-chip 8-bit microcontrollers | |||
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Philips Semiconductors
CMOS single-chip 8-bit microcontrollers
Preliminary specification
80C453/83C453/87C453
AC ELECTRICAL CHARACTERISTICS
Tamb = 0°C to +70°C or â40°C to +85°C, VCC = 5V ±10%, VSS = 0V
SYMBOL FIGURE
PARAMETER
1/tCLCL
tLHLL
9
tAVLL
9
tLLAX
9
tLLIV
9
tLLPL
9
tPLPH
9
tPLIV
9
tPXIX
9
tPXIZ
9
tAVIV
9
tPLAZ
9
Data Memory
Oscillator frequency
ALE pulse width
Address valid to ALE low
Address hold after ALE low
ALE low to valid instruction in
ALE low to PSEN low
PSEN pulse width
PSEN low to valid instruction in
Input instruction hold after PSEN
Input instruction float after PSEN
Address to valid instruction in
PSEN low to address float
tRLRH
10, 11
tWLWH
10, 11
tRLDV
10, 11
tRHDX
10, 11
tRHDZ
10, 11
tLLDV
10, 11
tAVDV
10, 11
tLLWL
10, 11
tAVWL
10, 11
tQVWX
10, 11
tWHQX
10, 11
tRLAZ
10, 11
tWHLH
10, 11
Shift Register
RD pulse width
WR pulse width
RD low to valid data in
Data hold after RD
Data float after RD
ALE low to valid data in
Address to valid data in
ALE low to RD or WR low
Address valid to WR low or RD low
Data valid to WR transition
Data hold after WR
RD low to address float
RD or WR high to ALE high
tXLXL
12 Serial port clock cycle time
tQVXH
12 Output data setup to clock rising edge
tXHQX
12 Output data hold after clock rising edge
tXHDX
12 Input data hold after clock rising edge
tXHDV
12 Clock rising edge to input data valid
Port 6 input (input rise and fall times = 5ns)
tFLFH
tILIH
tDVIH
tIHDZ
tIVFV
15 PE width
15 IDS width
15 Data setup to IDS high or PE high
15 Data hold after IDS high or PE high
16 IDS to BFLAG (IBF) delay
16MHz CLOCK
MIN
MAX
85
22
32
150
32
142
82
0
37
207
10
VARIABLE CLOCK
MIN
MAX
3.5
16
2tCLCLâ40
tCLCLâ40
tCLCLâ30
tCLCLâ30
3tCLCLâ45
0
4tCLCLâ100
3tCLCLâ105
tCLCLâ25
5tCLCLâ105
10
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
275
6tCLCLâ100
ns
275
6tCLCLâ100
ns
147
5tCLCLâ165
ns
0
0
ns
65
2tCLCLâ60
ns
350
8tCLCLâ150
ns
397
9tCLCLâ165
ns
137
239
3tCLCLâ50
3tCLCL+50
ns
122
4tCLCLâ130
ns
13
tCLCLâ50
ns
13
tCLCLâ50
ns
0
0
ns
23
103
tCLCLâ40
tCLCL+40
ns
750
12tCLCL
ns
492
10tCLCLâ133
ns
8
2tCLCLâ117
ns
0
0
ns
492
10tCLCLâ133
ns
209
3tCLCL+20
ns
209
3tCLCL+20
ns
0
0
ns
30
30
ns
130
130
ns
1996 Aug 15
3-324
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