6

HT574

STAND ALONE MODE TIMING CHARACTERISTICS

Symbol

Parameter

Conditions (1)

Typical

Min

Max

Units

tHRL

Low R_NC Pulse Width

50

ns

tDS

STS Delay from R_NC

200

ns

tHDR

Data Valid after R_NC Low

25

ns

tHS

STS Delay after Data Valid

300

1000

ns

tHRH

High R_NC Pulse Width

150

ns

tDDR

Data Access Time

150

ns

Parameter

Conditions (1)

Typical

Min

Max

Units

Acquisition Time

1.26

µs

Aperture Uncertainty Time

20

ns

STAND ALONE MODE TIMING

HIGH PULSE FOR R_NC

STAND ALONE MODE TIMING

LOW PULSE FOR R_NC

SAMPLE AND HOLD CHARACTERISTICS

-55 to 225

°C, VDD = +10V, VLOGIC = +5V

Unless otherwise specified

(1) Time is measured from 50% level of digital transitions. Tested with a 100pF and 3k

Ω load for high impedance to drive and

tested with 10pF and 3k

Ω load for drive to high impedance.

STS

DB11-DB0

R_NC

Data Valid

tHRL

tDS

tC

tHDR

tHS

Data Valid

STS

DB11-DB0

R_NC

Data Valid

tHRH

tDS

tC

High-Z

tHDR

tDDR

High-Z

Temperature ranges = -55 to +225

°C, VDD = 10.0V ±10%

Typical @ +25

°C, Vlogic = +5V, unless otherwise specified