10

DS895A2

CS4354

DIGITAL INTERFACE CHARACTERISTICS

Test conditions (unless otherwise specified): GND = 0 V; all voltages with respect to ground.

INTERNAL POWER-ON RESET THRESHOLD VOLTAGES

Test conditions (unless otherwise specified): GND = 0 V; all voltages with respect to ground.

Table 1. Power-On Reset Threshold Voltages

Figure 4. Power-On Reset Threshold Sequence

Parameters

Symbol

Min

Typ

Max

Units

High-Level Input Voltage

1.8 V <

VL  5.0 V

0.7xVL

-

-

V

Low-Level Input Voltage

1.8 V <

VL  5.0 V

-

-

0.3xVL

V

Input Leakage Current

--

±10

A

Input Capacitance

-

8

-

pF

Parameters

Symbol

Min

Typ

Max

Units

Internal Reset Asserted at Power-On

-0.2

-V

Internal Reset Released at Power-On

-3.6

-V

Internal Reset Asserted at Power-Off

-3.1

-V

VA

GND

HI

LO

No Power

reset

undefined

reset

active

DAC

Ready

reset

active

reset

(internal)