XE3005I033TRLF Semtech, XE3005I033TRLF Datasheet - Page 30

• Manufacturer Part Number: XE3005I033TRLF
• Description: IC CODEC LOW PWR 16BIT 20-TSSOP
• Manufacturer: Semtech
• Type: Audio Codecr

Specifications of XE3005I033TRLF

• Data Interface: Serial
• Resolution (bits): 16 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 78 / 78
• Dynamic Range, Adcs / Dacs (db) Typ: 78 / 78
• Voltage - Supply, Analog: 1.8 V ~ 3.6 V
• Voltage - Supply, Digital: 1.8 V ~ 3.6 V
• Operating Temperature: -20°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: XE3005I033TR

© Semtech 2005
Register C (7:0)
Register E (7:0)
Register I (7:0)
address 0x02
address 0x04
address 0x08
7:0
6:3
1:0
7:4
1:0
7
2
3
2
ADC input
PREAMP_
block on/off and
VMIC_EN
reserved
reserved
clock division
current
current
GAIN
ADC
ADC
MCLKDIV
EN_DAC
EN_ADC
Default value:
Default value
0x08/0x0C
0 or 1
0001
0xF0
0xF0
00
0
Default value
0x00/0x01
00 or 01
0000
0
0
Description
0xF0 for FSYNC<= 20 kHz,
0xC4 for FSYNC > 20 kHz.
Generation of the microphone supply at pin VREG11:
1: enables VREG11
0: disables VREG11
reserved
Gain of preamplifier:
0: 5x (270 mV peak)
1: 20x (65 mV peak)
The default is depending on the logic value of the pin MOSI during
startup (see section 3.2)
MOSI=0, default will be set to 0
MOSI=1, default will be set to 1
reserved
30
reserved
0: enable
1: disable DA converter (DAC + PA)
0: enable
1: disable AD converter (Preamp + ADC +
decimator)
Division factor of the master clock:
00: 1
01: 2
10: reserved
11: 4
The default is depending on the logic value of the pin SS
during startup (see Section 3.2)
SS=0, default will be set to 1
SS=1, default will be set to 0
Description
Description
XE3005/XE3006
www.semtech.com