Cirrus Logic CS4354 - Manual (Page 10)

10 DS895F2
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
V
IH
0.7xVL - - V
Low-level input voltage 1.8 V
VL  5.0 V
V
IL
- - 0.3xVL V
Input leakage current I
in
- - ±10
A
Input capacitance - 8 - pF
Parameters Symbol Min Typ Max Units
Internal reset asserted at power-on V
on1
- 0.2 - V
Internal reset released at power-on V
on2
- 3.6 - V
Internal reset asserted at power-off V
off
- 3.1 - V
VA
V
on2
V
on1
V
off
GND
HI
LO
No Power
reset
undefined
reset
active
DAC
Ready
reset
active
reset
(internal)