WM8900LGEFK/RV Wolfson Microelectronics, WM8900LGEFK/RV Datasheet - Page 12

• Manufacturer Part Number: WM8900LGEFK/RV
• Description: Audio CODECs Ultra Low Power Hi-Fi CODEC
• Manufacturer: Wolfson Microelectronics

Specifications of WM8900LGEFK/RV

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8900
Test Conditions
DCVDD=1.8V, DBVDD=1.8V, DGND=AGND=CPGND=HPGND=0V, AVDD=CPVDDHI=2.4V, CPVDDLO=1.8V; TA = +25
1kHz signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated.
PARAMETER
Input capacitance
Input leakage
FLL
Lock Time
See note 3
Reference Clock Frequency
Output Clock Frequency
Charge Pump
Efficiency
Startup Time
High Input
Low Input
VPOS
VNEG
Charge Pump output switching
frequency
Internal clock (SYSCLK) when
using charge pump
Standby mode (All modules powered down, clocks stopped)
Current consumption
Table 1 Electrical characteristics (see Note 1)
w
CPVDDLO
CPVDDHI
CPFREQ
Idd
SYSCLK
SYMBOL
VPOS
VNEG
CP
Lock
CP
F
F
(standby)
OUT
REF
EFF
ST
Using analog bypass e.g.
FLL_SLOW_LOCK_REF
FLL_SLOW_LOCK_REF
LRCLK_REF_ENA = 0
LRCLK_REF_ENA = 1
TEST CONDITIONS
Using CPVDDLO
Using CPVDDLO
Using CPVDDHI
Using CPVDDHI
LRIN1 to HP out
= 0
= 1
See note 2
48kHz
2.4
1.6
10
90
MIN
8
-CPVDDLO/2
CPVDDLO/2
-CPVDDHI/2
CPVDDHI/2
75
10
12
TYP
1
PD, August 2008, Rev 4.0
19.2MHz
1.536
509
500
150
3.3
3.3
MAX
49
48
20
Production Data
Reference
Periods
Clock
MHz
MHz
MHz
kHz
UNIT
uA
uA
pF
us
%
V
V
V
V
o
C,
12