CS5378 datasheet(10/88 Pages) CIRRUS

Teilenummer	CS5378

Bauteilbeschribung	Low-power Single-channel Decimation Filter

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Hersteller	CIRRUS [Cirrus Logic]

Direct Link	http://www.cirrus.com

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CS5378

DS639F2

10

Bits

23:20

19:16

15:12

11:8

7:4

3:0

Selection

0000

IIR2

IIR1

FIR2

FIR1

Figure 3. FIR and IIR Coefficient Set Selection Word

Bits 15:12

IIR2 Coefficients

0000

3 Hz @ 2000 SPS

0001

3 Hz @ 1000 SPS

0010

3 Hz @ 500 SPS

0011

3 Hz @ 333 SPS

0100

3 Hz @ 250 SPS

Bits 11:8

IIR1 Coefficients

0000

3 Hz @ 2000 SPS

0001

3 Hz @ 1000 SPS

0010

3 Hz @ 500 SPS

0011

3 Hz @ 333 SPS

0100

3 Hz @ 250 SPS

Bits 7:4

FIR2 Coefficients

0000

Linear Phase

0001

Minimum Phase

Bits 3:0

FIR1 Coefficients

0000

Linear Phase

0001

Minimum Phase

Test Bit Stream Characteristic Equation:

(Signal Freq) * (# TBS Data) * (Interpolation + 1) = Output Rate

Example: (31.25 Hz) * (1024) * (0x07 + 1) = 256 kHz

Signal

Frequency

(TBSDATA)

Output

Rate

(TBSCLK)

Output Rate

Selection

(RATE)

Interpolation

Selection

(INTP)

10.00 Hz

256 kHz

0x4

0x18

10.00 Hz

512 kHz

0x5

0x31

25.00 Hz

256 kHz

0x4

0x09

25.00 Hz

512 kHz

0x5

0x13

31.25 Hz

256 kHz

0x4

0x07

31.25 Hz

512 kHz

0x5

0x0F

50.00 Hz

256 kHz

0x4

0x04

50.00 Hz

512 kHz

0x5

0x09

125.00 Hz

256 kHz

0x4

0x01

125.00 Hz

512 kHz

0x5

0x03

Table 2. TBS Configurations Using On-Chip Data

Ähnliche Beschreibung - CS5378

Hersteller	Teilenummer	Datenblatt	Bauteilbeschribung
Cirrus Logic	CS5378	1Mb / 86P	Low-power Single-channel Decimation Filter
	CS5376A	1Mb / 106P	Low-power, Multi-channel Decimation Filter
	CS5376A	1Mb / 108P	Low-power, Multi-channel Decimation Filter
	CS5376A	1Mb / 107P	LOW POWER MULTI CHANNEL DECIMATION FILTER
Burr-Brown (TI)	DF1750	222Kb / 13P	Dual Channel DIGITAL DECIMATION FILTER
Cirrus Logic	CRD5381	978Kb / 24P	Audio A/D Converter w/ Asynchronous Decimation Filter Reference Design
New Japan Radio	NJM8190	895Kb / 17P	Single Channel Low power Comparator Ver.2.0
SG Micro Corp	SGM9152	461Kb / 12P	Single Channel, Video Filter
Linear Technology	LTC1069-6	174Kb / 10P	Single Supply, Very Low Power, Elliptic Lowpass Filter
Linear Technology	LTC1069-6	226Kb / 8P	Single Supply, Very Low Power, Elliptic Lowpass Filter

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