WM9703CFT/V Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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WM9703CFT/V Datasheet PDF : 30 Pages
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Production Data
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Digital supply range
Analogue supply range
Digital ground
Analogue ground
Difference DVSS to AVSS
Analogue supply current
Digital supply current
Standby supply current (all PRs set)
Analogue supply current
Digital supply current
Standby supply current (all PRs set)
SYMBOL
DVDD1, DVDD2
AVDD1, AVDD2
DVSS1, DVSS2
AVSS1, AVSS2
TEST CONDITIONS
DVDD, AVDD = 5V
DVDD, AVDD = 5V
DVDD, AVDD = 5V
DVDD, AVDD = 3.3V
DVDD, AVDD = 3.3V
DVDD, AVDD = 3.3V
MIN
-10%
-10%
-0.3
TYP
3.3 to 5.0
3.3 to 5.0
0
0
0
35
25
10
22
15
6
WM9703
MAX
+10%
+10%
+0.3
UNIT
V
V
V
V
V
mA
mA
µA
mA
mA
µA
ELECTRICAL CHARACTERISTICS
Test Characteristics:
AVDD = 5V, GND = 0V …………..TA = 0oC to +70oC, unless otherwise stated
DVDD = 3.3V, GND = 0V …………..TA = 0oC to +70oC, unless otherwise stated
PARAMETER
SYMBOL TEST CONDITIONS
MIN
TYP
Digital Logic Levels (DVDD = 3.3 or 5.0V)
Input LOW level
VIL
Input HIGH level
VIH
AVSS -0.3
2.2
Output LOW
VOL
Output HIGH
VOH
0.9 x DVDD
Analogue I/O Levels (Input Signals on any inputs, Outputs on LINEOUT L, R and MONOOUT)
Input level
Minimum input
impedance = 10k
AVSS
-100mV
Output level
Into 10kohm load
AVSS Near rail to
+100mV
rail
Reference Levels
Reference input/output
CAP2
2/5 AVDD AVDD/2
CAP2 impedance
75
Mixer reference
VREF
Buffered
CAP2
MIC reference
VREFOUT
Buffered
CAP2
ADC reference
CAP1
Buffered
CAP2
DAC reference
AFILT1
Buffered
CAP2
MIDBUFF current sink
(pins CAP1, AFILT2, VREF
and VREFOUT)
AVDD = 5V
-5
-15
MIDBUFF current source
(pins CAP1, AFILT1, VREF
and VREFOUT)
AVDD = 5V
5
15
MIDBUFF current source
(pins CAP1, AFILT1, VREF
and VREFOUT)
AVDD = 3.3V
5
MAX
0.8
AVDD +0.3
0.1 x DVDD
AVDD
+100mV
AVDD
-100mV
3/5 AVDD
UNIT
V
V
V
V
V
V
V
kohms
V
V
V
V
mA
mA
mA
WOLFSON MICROELECTRONICS LTD
PD Rev 3.4 January 2001
3
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