Production Data
WM8152
Test Conditions
AVDD = DVDD1 = 5.0V, DVDD2 = 3.3V, AGND = DGND = 0V, TA = 25°C, MCLK = 24MHz unless otherwise stated.
PARAMETER
SYMBOL
TEST
MIN
TYP
MAX
UNIT
CONDITIONS
Programmable Gain Amplifier
Resolution
8
bits
V/V
PGA[7 : 0]× 7.57
Gain equation
0.78 +
255
Max gain
GMAX
GMIN
6.8
8.35
0.78
1
8.7
0.82
2
V/V
V/V
%
Min gain
0.75
Gain error
Internal channel offset
Analogue to Digital Converter
Resolution
VOFF
10
mV
16
bits
MSPS
V
Maximum Speed
12
Full-scale input range
(2*(VRT-VRB))
VFS
2.5
DIGITAL SPECIFICATIONS
Digital Inputs
High level input voltage
Low level input voltage
High level input current
Low level input current
Input capacitance
Digital Outputs
VIH
VIL
IIH
0.7 DVDD2
V
0.2 DVDD2
V
1
1
µA
µA
pF
IIL
CI
5
High level output voltage
Low level output voltage
Supply Currents
VOH
VOL
IOH = 1mA
IOL = 1mA
DVDD2 - 0.5
V
V
0.5
Total supply current − active
45
41
mA
mA
Total analogue AVDD, supply
current − active
IAVDD
IDVDD1
IDVDD2
Total digital core, DVDD1,
supply current − active
3
3
mA
mA
µA
Digital I/O supply current,
DVDD2 − active (see note 3)
Supply current − full power down
300
400
mode
Notes:
3.
Digital I/O supply current depends on the capacitive load attached to the pin. The Digital I/O supply current is
measured with approximately 50pF attached to the pin.
PD Rev 4.0 January 2004
7
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
