wm8594seft-v Wolfson Microelectronics plc, wm8594seft-v Datasheet - Page 16

• Manufacturer Part Number: wm8594seft-v
• Description: 24-bit 192khz 2vrms Multi-channel Codec
• Manufacturer: Wolfson Microelectronics plc

WM8594
POWER ON RESET (POR)
Figure 1 Power Supply Timing Requirements
Table 7 Power on Reset
w
Test Conditions
DVDD = 3.3V, AVDD1 = 3.3V, AVDD2 = 9V DGND = AGND1 = AGND2 = 0V, T
AVDD1
PARAMETER
Power Supply Input Timing Information
VDD level to POR defined
(DVDD rising)
VDD level to POR rising
edge (DVDD rising)
VDD level to POR falling
edge (DVDD falling)
VDD level to POR rising
edge (AVDD1 rising)
VDD level to POR falling
edge (AVDD1 falling)
VDD level to POR rising
edge (AVDD2 rising)
VDD level to POR falling
edge (AVDD2 falling)
max
= DVDD
max
= 3.63V, AVDD1
SYMBOL
V
V
V
V
V
V
V
pord_hi
pord_lo
por1_hi
por1_lo
por2_hi
por2_lo
pord
min
= DVDD
mim
Measured from DGND
Measured from DGND
Measured from DGND
Measured from DGND
Measured from DGND
Measured from DGND
Measured from DGND
TEST CONDITIONS
= 2.97V, AVDD2
max
= 9.9V, AVDD2
A
= +25
0.27
1.34
1.32
1.65
1.63
1.80
1.76
MIN
o
C, T
min
A_max
= 8.1V
0.36
1.88
1.86
1.68
1.65
1.86
TYP
1.8
= +125
o
PD Rev 4.1 July 2008
C, T
MAX
0.60
2.32
2.30
1.85
1.83
2.04
2.02
A_min
Production Data
= -25
o
UNIT
C
V
V
V
V
V
V
V
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