User's Manual
Table Of Contents
- 1.0 Connection diagram
- 2.0 Introduction
- 3.0 Specifications
- 3.1 GENERAL
- 3.2 ABSOLUTE MAXIMUM RATINGS
- 3.3 Operating Conditions
- 3.4 Digital Input/Output Pins
- 3.5 ULTRA LOW ENERGY (ULE) I/O PIN
- 3.6 SUPPLY CURRENTS
- 3.7 Analog Front End
- Table 10: Microphone amplifier
- Table 11: Microphone amplifier (Operating Condition)
- Table 12: Microphone supply voltages
- Table 13: VREFp load circuit
- Table 14: LSRp/LSRn outputs
- Table 15: LSRp/LSRn load circuits
- Table 16: PAOUTp, PAOUTn outputs
- Table 17: PAOUTp, PAOUTn outputs (Note 21)
- Table 18: PAOUTp, PAOUTn external components
- 3.8 Battery management
- 3.9 Baseband Part
- 3.10 Radio (RF) Part
- 3.11 RF Power supply
- 3.12 RF channel frequencies
- 4.0 Design guidelines
- 5.0 Notices to OEM
- 6.0 Package information
- 7.0 Revision history
SC14SPNODE SF DECT Module with integrated Antenna and FLASH
© 2012 Dialog Semiconductor B.V. 18 Jul 1, 2014 v1.6
Efficiency 75% at 300 mW@2 V, 500 mW@2.5 V into a 4 transducer.
Table 18: PAOUTp, PAOUTn external components
PARAMETER DESCRIPTION CONDITIONS MIN TYP MAX UNIT
C_VDDPA Decoupling capacitor on
VDDPA
Required when Class-D is used
and guaranteed life time.
(see Figure 11)
1 F
Cs_PAOUT Snubber capacitor (to
reduce ringing at
PAOUTp/n)
Required when Class-D is used
to prevent EMI and guaranteed
life time. (see Figure 11)
1 nF
Rs_PAOUT Snubber resistor (to
reduce ringing at
PAOUTp/n)
Required when Class-D is used
to prevent EMI and guaranteed
life time. (see Figure 11)
1
Figure 11 Class-D external components
PAOUTp
PAOUTn
VDDPA
VSS/GND
C_VDDPA
Cs_PAOUT
Rs_PAOUT
Rs_PAOUT
Figure 12 CLASS-D amplifier measurement setup
in
out
in
AP-system2, settings:
15 H
15H
4
PAOUTp
PAOUTn
VDDPA
GND (2x)
dummy load
1 F ceramic
2.5 V (= VBAT)
DUT
100
100
(models typical speaker)
bw = <10 Hz until 30 kHz
filter = A-weighting
detection = 4/s RMS
input = high-ohmic
AP AUX-0025
passive switching ampli-
fier measurement filter
resistors reduce
influence from
measurement on
DUT