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P89V664FA512 Datasheet, PDF (74/90 Pages) NXP Semiconductors – 8-bit 80C51 5 V low power 16 kB/32 kB/64 kB flash microcontroller with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI
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NXP Semiconductors
P89V660/662/664
80C51 with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI
9. Dynamic characteristics
Table 71. Dynamic characteristics
Over operating conditions: load capacitance for Port 0, ALE, and PSEN = 100 pF; load capacitance for all other
outputs = 80 pF
Tamb = 40 C to +85 C; VDD = 4.5 V to 5.5 V; VSS = 0 V[1][2]
Symbol Parameter
Conditions
Min
Typ Max
fosc
oscillator frequency
12-clock mode
0
6-clock mode
0
-
40
-
20
IAP
0.25
-
40
tLHLL
tAVLL
tLLAX
tLLIV
tLLPL
tPLPH
tPLIV
ALE pulse width
address valid to ALE LOW time
address hold after ALE LOW time
ALE LOW to valid instruction in time
ALE LOW to PSEN LOW time
PSEN pulse width
PSEN LOW to valid instruction in
time
2Tcy(clk)  15 -
Tcy(clk)  15
-
Tcy(clk)  15
-
-
-
Tcy(clk)  15
-
3Tcy(clk)  15 -
-
-
-
-
-
4Tcy(clk)  45
-
-
3Tcy(clk)  50
tPXIX
tPXIZ
tPXAV
tAVIV
tPLAZ
tRLRH
tWLWH
tRLDV
tRHDX
tRHDZ
tLLDV
tAVDV
tLLWL
tAVWL
tWHQX
tQVWH
tRLAZ
tWHLH
input instruction hold after PSEN time
input instruction float after PSEN time
PSEN to address valid time
address to valid instruction in time
PSEN LOW to address float time
RD LOW pulse width
WR LOW pulse width
RD LOW to valid data in time
data hold after RD time
data float after RD time
ALE LOW to valid data in time
address to valid data in time
ALE LOW to RD or WR LOW time
address to RD or WR LOW time
data hold after WR time
data output valid to WR HIGH time
RD LOW to address float time
RD or WR HIGH to ALE HIGH time
0
-
-
-
Tcy(clk)  8
-
-
-
-
-
6Tcy(clk)  30 -
6Tcy(clk)  30 -
-
-
0
-
-
-
-
-
-
-
3Tcy(clk)  15 -
4Tcy(clk)  30 -
Tcy(clk)  20
-
7Tcy(clk)  50 -
-
-
Tcy(clk)  15
-
-
Tcy(clk)  15
-
5Tcy(clk)  60
10
-
-
5Tcy(clk)  50
-
2Tcy(clk)  12
8Tcy(clk)  50
9Tcy(clk)  75
3Tcy(clk) + 15
-
-
-
0
Tcy(clk) + 15
Unit
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
[1] Tcy(clk) = 1 / fosc.
[2] Calculated values are for 6-clock mode only.
P89V660_662_664
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3.1 — 17 October 2011
© NXP B.V. 2011. All rights reserved.
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