W681512W datasheet, PDF - EEWORLD Datasheet

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W681512W: DescriptionPCM Codec, A/MU-Law, 1-Func, PDSO20,; CategoryWireless rf/communication Telecom circuit; File Size936KB，34 Pages; ManufacturerNuvoton Technology Corporation; Websitehttp://www.nuvoton.com.cn/hq/

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W681512W Overview

PCM Codec, A/MU-Law, 1-Func, PDSO20,

W681512W Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Maker	Nuvoton Technology Corporation
package instruction	TSSOP, TSSOP20,.25
Reach Compliance Code	compliant
Law of compression and extension	A/MU-LAW
filter	YES
Maximum gain tolerance	1.6 dB
JESD-30 code	R-PDSO-G20
Number of functions	1
Number of terminals	20
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
Package body material	PLASTIC/EPOXY
encapsulated code	TSSOP
Encapsulate equivalent code	TSSOP20,.25
Package shape	RECTANGULAR
Package form	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
power supply	5 V
Certification status	Not Qualified
Maximum slew rate	8 mA
Nominal supply voltage	5 V
surface mount	YES
Telecom integrated circuit types	PCM CODEC
Temperature level	INDUSTRIAL
Terminal form	GULL WING
Terminal pitch	0.635 mm
Terminal location	DUAL

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W681512

SINGLE-CHANNEL

VOICEBAND CODEC

Data Sheet

Revision C17

W681512

4. TABLE OF CONTENTS

1. GENERAL DESCRIPTION .................................................................................................................. 2

2. FEATURES ......................................................................................................................................... 2

3. BLOCK DIAGRAM ............................................................................................................................... 3

4. TABLE OF CONTENTS ...................................................................................................................... 4

5. PIN CONFIGURATION ....................................................................................................................... 6

6. PIN DESCRIPTION ............................................................................................................................. 7

7. FUNCTIONAL DESCRIPTION ............................................................................................................ 8

7.1. Transmit Path................................................................................................................................. 8

7.2. Receive Path .................................................................................................................................. 9

7.3. Power Management ..................................................................................................................... 10

7.3.1. Analog and Digital Supply ..................................................................................................... 10

7.3.2. Analog Ground Reference Voltage Output............................................................................ 10

7.4. PCM Interface .............................................................................................................................. 10

7.4.1. Long Frame Sync .................................................................................................................. 10

7.4.2. Short Frame Sync ................................................................................................................. 11

7.4.3. General Circuit Interface (GCI) ............................................................................................. 11

7.4.4. Interchip Digital Link (IDL) ..................................................................................................... 11

7.4.5. System Timing....................................................................................................................... 11

8. TIMING DIAGRAMS .......................................................................................................................... 12

9. ABSOLUTE MAXIMUM RATINGS .................................................................................................... 19

9.1. Absolute Maximum Ratings ......................................................................................................... 19

9.2. Operating Conditions ................................................................................................................... 19

10. ELECTRICAL CHARACTERISTICS ............................................................................................... 20

10.1. General Parameters................................................................................................................... 20

10.2. Analog Signal Level and Gain Parameters ................................................................................ 21

10.3. Analog Distortion and Noise Parameters ................................................................................... 22

10.4. Analog Input and Output Amplifier Parameters ......................................................................... 23

10.5. Digital I/O ................................................................................................................................... 25

10.5.1.

-Law

Encode Decode Characteristics ............................................................................... 25

10.5.2. A-Law Encode Decode Characteristics ............................................................................... 26

10.5.3. PCM Codes for Zero and Full Scale.................................................................................... 27

10.5.4. PCM Codes for 0dBm0 Output ........................................................................................... 27

Publication Release Date: January 2011

Revision C17

-4-

W681512W Related Products

	W681512W	W681512RG TR	W681512WG TR	W681512WG	W681512DK
Description	PCM Codec, A/MU-Law, 1-Func, PDSO20,	IC voiceband codec 5V 1ch 20ssop	IC voicebnd codec 5V 1ch 20tssop	IC voicebnd codec 5V 1ch 20tssop	KIT DEVELOPMENT FOR W681512

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