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WM8311 Datasheet(PDF) 27 Page - Wolfson Microelectronics plc

Part # WM8311
Description  Processor Power Management Subsystem
PDF  302 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8311 Datasheet(HTML) 27 Page - Wolfson Microelectronics plc

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Pre-Production
WM8311
w
PP, May 2012, Rev 3.1
27
7.10 DIGITAL INTERFACES
Unless otherwise noted: TJ = -40°C to +125°C; Typical values are at TJ = +25ºC
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ON
¯¯ , RESET
¯¯¯¯¯¯, IRQ
¯¯¯, CIFMODE, SDOUT1, SCLK1, SDA1, CS
¯¯ , SCLK2, SDA2
Input HIGH Level
VIH
0.75 x
VDD
V
Input LOW Level
VIL
0.2 x
VDD
V
Output HIGH Level
VOH
IOH = 1mA
0.8 x
VDD
V
Output LOW Level
VOL
IOL = -1mA
0.2 x
VDD
V
‘VDD’ is the voltage of the applicable power domain for each pin, as defined in Section 3.
ON pin pull-up resistance
RPU
140
kΩ
RESET pin pull-up resistance
RPU
DBVDD=1.8V
180
kΩ
DBVDD=3.6V
85
IRQ pin pull-up resistance
RPU
DBVDD=1.8V
180
kΩ
DBVDD=3.6V
85
SCLK2 pin pull-down resistance
RPD
100
kΩ
SDA2 pin pull-down resistance
RPD
100
kΩ
7.11 AUXILIARY ADC
Unless otherwise noted: TJ = +25ºC
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input resistance
RAUXADCINn
During measurement
400
kΩ
Input voltage range
VAUXADCIN1, 2, 3
0
VSYSVDD
V
VAUXADCIN4
0
VTPVDD
Input capacitance
CAUXADCINn
2
pF
AUXADC Resolution
12
bits
AUXADC Conversion Time
39
s
AUXADC accuracy
Input voltage = 3V
-2.5
+2.5
%



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