TP87C51FA-33 データシートの表示（PDF） - Intel

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TP87C51FA-33

CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLERS

Intel 

EPROM PROGRAMMING AND VERIFICATION CHARACTERISTICS

(TA e 21 C to 27 C VCC e 5V g20% VSS e 0V)

Symbol

Parameter

Min

Max

VPP

Programming Supply Voltage

12 5

13 0

IPP

Programming Supply Current

75

1 TCLCL

Oscillator Frequency

4

6

TAVGL

Address Setup to PROG Low

48TCLCL

TGHAX

Address Hold after PROG

48TCLCL

TDVGL

Data Setup to PROG Low

48TCLCL

TGHDX

Data Hold after PROG

48TCLCL

TEHSH

P2 7 (ENABLE) High to VPP

48TCLCL

TSHGL

VPP Setup to PROG Low

10

TGHSL

VPP Hold after PROG

10

TGLGH

PROG Width

90

110

TAVQV

Address to Data Valid

48TCLCL

TELQV

ENABLE Low to Data Valid

48TCLCL

TEHQZ

Data Float after ENABLE

0

48TCLCL

TGHGL

PROG High to PROG Low

10

EPROM PROGRAMMING AND VERIFICATION WAVEFORMS

8XC51FX

Units

V

mA

MHz

ms

ms

ms

ms

NOTE

5 pulses for the EPROM array 25 pulses for the encryption table and lock bits

272322 – 18

19

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