80C251SB16 Ver la hoja de datos (PDF) - Intel

Número de pieza

componentes Descripción

Fabricante

80C251SB16

HIGH-PERFORMANCE CHMOS MICROCONTROLLER

Intel 

8XC251SA/SB/SP/SQ HIGH-PERFORMANCE CHMOS MICROCONTROLLER

7.2 Programming and Verification Timing for Nonvolatile Memory

P1, P3

P2

Programming Cycle

Address (16 Bits)

Data In (8 Bits)

TAVGL

TDVGL

TGHGL

TGHDX

TGHAX

Verification Cycle

Address

TAVQV

Data Out

PROG#

TGLGH 1 2 3 4 5 TGHSL

12.75V

EA#/VPP 5V

TSHGL

TEHSH

P0

Mode (8 Bits)

TELQV

TEHQZ

Mode

A4128-01

Figure 21. Timing for Programming and Verification of Nonvolatile Memory

Table 18. Nonvolatile Memory Programming and Verification Characteristics at

TA = 21 – 27 °C, VCC = 5 V, and VSS = 0 V

Symbol

Definition

Min

Max

Units

VPP

IPP

FOSC

TAVGL

TGHAX

TDVGL

TGHDX

TEHSH

TSHGL

TGHSL

TGLGH

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#

ENABLE High to VPP

VPP Setup to PROG# Low

VPP Hold after PROG#

PROG# Width

12.5

4.0

48TOSC

48TOSC

48TOSC

48TOSC

48TOSC

10

10

90

13.5

D.C. Volts

75

mA

6.0

MHz

µs

µs

110

µs

34

PRELIMINARY

Share Link: