X5643, X5645 (Replaces X25643, X25645)

FN8135 Rev 1.00

Page 15 of 19

July 18, 2005

VTRIP Programming Specifications VCC = 1.7-5.5V; Temperature = 0°C to 70°C

Parameter

Description

Min. Max.

Unit

tVPS

SCK VTRIP program voltage setup time

1

µs

tVPH

SCK VTRIP program voltage hold time

1

µs

tP

VTRIP program pulse width

1

µs

tTSU

VTRIP level setup time

10

µs

tTHD

VTRIP level hold (stable) time

10

ms

tWC

VTRIP write cycle time

10

ms

tRP

VTRIP program cycle recovery period (between successive programming cycles)

10

ms

tVPO

SCK VTRIP program voltage off time before next cycle

0

ms

VP

Programming voltage

15

18

V

VTRAN

VTRIP programed voltage range

1.7

5.0

V

Vta1

Initial VTRIP program voltage accuracy (VCC applied-VTRIP) (programmed at 25°C)

-0.1

+0.4

V

Vta2

Subsequent VTRIP Program Voltage accuracy [(VCC applied-Vta1)-VTRIP]

(programmed at 25°C)

-25

+25

mV

Vtr

VTRIP Program Voltage repeatability (successive program operations)

(programmed at 25°C)

-25

+25

mV

Vtv

VTRIP program variation after programming (0-75°C). (programmed at 25°C)

-25

+25

mV

VTRIP programming parameters are periodically sampled and are not 100% tested.