MT8967AS Zarlink Semiconductor, MT8967AS Datasheet

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MT8967AS

Manufacturer Part Number
MT8967AS
Description
Manufacturer
Zarlink Semiconductor
Datasheet

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Features
ST-BUS compatible
Transmit/Receive filters & PCM Codec in one I.C
Meets AT&T D3/D4 and CCITT G711 and G712
µ-Law: MT8960/62/64/67
A-Law: MT8961/63/65/67
Low power consumption:
Digital Coding Options:
Digitally controlled gain adjust of both filters
Analog and digital loopback
Filters and codec independently user accessible
for testing
Powerdown mode available
2.048 MHz master clock input
Up to six uncommitted control outputs
±5 V ±5% power supply
MT8964/65/66/67 CCITT Code
MT8960/61/62/63 Alternative Code
Op.: 30 mW typ.
Stby.: 2.5 mW typ.
ANUL
SD0
SD1
SD2
SD3
SD4
SD5
V
V
R
X
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 2003-2005, Zarlink Semiconductor Inc. All Rights Reserved.
Transmit
Receive
Register
Output
Filter
Filter
Figure 1 - Functional Block Diagram
V
Zarlink Semiconductor Inc.
Ref
GNDA
PCM Digital
ISO
Digital PCM
Analog to
to Analog
Decoder
Encoder
1
2
GNDD
-CMOS
Description
Manufactured
filter/codecs are designed to meet the demanding
performance needs of the digital telecommunications
industry, e.g., PABX, Central Office, Digital telephones.
MT8960/61/64/65AE
MT8962/63AE
MT8962/63/66/67AS
MT8963/66ASR
MT8960/64/65AE1
MT8961AE1
MT8962ASR1
MT8962/63AE1
MT8962/66AS1
MT8963AS1
MT8963ASR1
MT8967AS1
MT8966/67ASR1
A Register
B-Register
8-Bits
8-Bits
V
DD
MT8960/61/62/63/64/65/66/67
Integrated PCM Filter Codec
V
EE
in
Ordering Information
Register
Register
Control
*Pb Free Matte Tin
Output
-40°C to +85°C
Logic
Input
ISO
18 Pin PDIP
20 Pin PDIP
20 Pin SOIC
20 Pin SOIC
18 Pin PDIP*
18 Pin PDIP*
20 Pin SOIC*
20 Pin PDIP*
20 Pin SOIC*
20 Pin SOIC*
20 Pin SOIC*
20 Pin SOIC*
20 Pin SOIC*
2
-CMOS,
these
DSTo
CSTi
CA
F1i
C2i
DSTi
Data Sheet
Tubes
Tubes
Tubes
Tape & Reel
Tubes
Tubes
Tape & Reel
Tubes
Tubes
Tubes
Tape & Reel
Tubes
Tape & Reel
November 2005
integrated

Related parts for MT8967AS

MT8967AS Summary of contents

Page 1

... Integrated PCM Filter Codec MT8960/61/64/65AE MT8962/63AE MT8962/63/66/67AS MT8963/66ASR MT8960/64/65AE1 MT8961AE1 MT8962ASR1 MT8962/63AE1 MT8962/66AS1 MT8963AS1 MT8963ASR1 MT8967AS1 MT8966/67ASR1 Description Manufactured in filter/codecs are designed to meet the demanding performance needs of the digital telecommunications industry, e.g., PABX, Central Office, Digital telephones. Analog to Digital PCM Encoder A Register ...

Page 2

... DSTi 17 VRef C2i 16 GNDA DSTo 15 VR VDD 14 ANUL SD5 13 VX SD4 12 VEE F1i 11 SD0 CA 10 SD1 SD3 Figure 2 - Pin Connections Description 2 Zarlink Semiconductor Inc. Data Sheet MT8962/63/66/ GNDD 2 19 VRef 18 3 GNDA ANUL VEE 13 8 SD0 12 ...

Page 3

... Analog Input Voltage (V Bit 7... 0 MSB LSB Figure 3 - µ-Law Encoder Transfer Characteristic 3 Zarlink Semiconductor Inc. Data Sheet MT8964/66 Digital Output 10000000 10001111 10011111 10101111 10111111 11001111 11011111 11101111 11111111 01111111 01101111 ...

Page 4

... PCM word, fed back from the codec and MT8960/61/62/63/64/65/66/67 -2.5V -1.25V 0V +1.25V Analog Input Voltage ( Zarlink Semiconductor Inc. Data Sheet MT8965/67 Digital Output 10101010 10100101 10110101 10000101 10010101 11100101 11110101 11000101 ...

Page 5

... Ref = 2.5 V, the digital encode decision value for overload (maximum Ref = 2.415 V (µ-Law version) or 2.5 V (A-Law version) and defined as ± OFFSET ± V C=0 OFFSET 5 Zarlink Semiconductor Inc. Data Sheet ...

Page 6

... This capacitor should have good high frequency Ref Figure 5 - Typical Voltage Reference Circuit the eighth clock pulse causing DSTo to enter high impedance and , in order to enter an 8-bit control word into Register B. In this case Zarlink Semiconductor Inc. Data Sheet V Ref 0.1 µF MT8960-67 FILTER/CODEC ) the EE ...

Page 7

... CSTi enters Register A. For Mode 3, F1i must logic low for two periods of 3.9 µs, in each 125 µs cycle. In the first period, CA must be at GNDD or V period CA must be high (V . DD) MT8960/61/62/63/64/65/66/67 ) which is used to control the function of the filter/codec. It operates Zarlink Semiconductor Inc. Data Sheet is connected to GNDA R , and in the second EE ...

Page 8

... Eight-bit control word into register A. Register B is unaffected. TRANSMIT (A/D) BIT 1 BIT 0 FILTER GAIN (dB RECEIVE (D/A) BIT 4 BIT 3 FILTER GAIN (dB Zarlink Semiconductor Inc. Data Sheet . DD ...

Page 9

... BIT 1 BIT 0 FILTER GAIN (dB) BIT 6 FUNCTION CONTROL 0 Normal operation 1 Digital Loopback 0 Analog Loopback 1 Powerdown Table 2 - Control States - Register A input and the output in each case Zarlink Semiconductor Inc. Data Sheet ) the chip CC output. (See Table 3 for not tested by this R ...

Page 10

... Battery MT8962/63 Feed 2W/4W MT8964/65 Converter Ringing MT8966/67 Figure 6 - Typical Line Termination LOGIC CONTROL OUTPUTS LOGIC CONTROL OUTPUT SD LOGIC CONTROL OUTPUTS SD CHIP TESTING CONTROLS 10 Zarlink Semiconductor Inc. Data Sheet ) in Register B causes the SD outputs to and may be used control ...

Page 11

... X R Table 3 - Control States - Register B and V causes powerdown for a period of 25 clock cycles and DD EE and CSTi held at continuous logic high the chip assumes the same state as 11 Zarlink Semiconductor Inc. Data Sheet - GNDD. Power is EE will be connected ...

Page 12

... SD3 SD0 SD2 SD1 Figure 7 - Typical Use of the Special Drive Outputs 0.1µF Ring Trip Gain Filter Section (With Relay Drive) 12 Zarlink Semiconductor Inc. Data Sheet Message Waiting -100 V DC (With Relay Drive) 2/4 Wire Telephone Converter Line Ring Feed - - ...

Page 13

... Repeated for Lines 2 to 255 8 8 DSTi V X DSTo V R CDTi SD0 . . • • . • SDn MT8960-67 13 Zarlink Semiconductor Inc. Data Sheet Line Interface & Circuitry Line 1 • • • Repeated for Lines 2 to 255 Line Interface & Monitoring Circuitry Line 256 ...

Page 14

... Min. Typ.* Max. V 4.75 5.0 5. -5.25 -5.0 -4. 2.5 Ref VGNDD -0.1 0.0 +0.1 -0.4 0 3.0 4 3.0 4 2.0 Ref I 0.25 1.0 DDO I 0.25 1.0 EEO ° Zarlink Semiconductor Inc. Data Sheet Min. Max. Units -0.3 +6.0 V -6.0 +0.3 V GNDA GNDD-0 -0 GNDD-0 -0 -0.3 V +0.3 V ...

Page 15

... OUT +1.0 OSIN R 100 OUT V 100 OSO UT 5V supplies. For design aid only: not guaranteed and not subject to production testing. 15 Zarlink Semiconductor Inc. Data Sheet Units Test Conditions µ GNDD µ +1 µA Output High Impedance µ ...

Page 16

... CSTi DSTi PCS supplies. For design aid only: not guaranteed and not subject to production testing. 16 Zarlink Semiconductor Inc. Data Sheet Max Units Test Conditions 2.05 MHz See Note 100 ns 100 ns ns See Note 4 ...

Page 17

... QX1 28.00 35.60 33.90 29.30 14.20 D QX2 35.30 29.30 24. SFX 150 250 17 Zarlink Semiconductor Inc. Data Sheet Max. Units Test Conditions Level at codec: µ-Law: 3.17 dBm0 A-Law: 3.14 dBm0 PP See Note 6 +0. dBm0 @ 1004 Hz +0.35 dB from nominal, @ 1004 =0°C to 70°C A dB/V Sinusoidal Level: +0 ...

Page 18

... EE 1 PSS R 2 (See ± 5V supplies. For design aid only: not guaranteed and not subject to production testing µ -Law codec. 18 Zarlink Semiconductor Inc. Data Sheet Sinusoidal Input Level -30 dBm0 dB -40 dBm0 dB -45 dBm0 -55 dB 50/ -23 dBm0 and any signal within ...

Page 19

... D QR1 28.00 35.60 33.90 29.30 14.30 D QR2 36.40 30.40 25. SFR IMD R2 IMD R3 IMD R4 19 Zarlink Semiconductor Inc. Data Sheet Max. Units Test Conditions Level at codec: µ-Law: 3.17 dBm0 A-Law: 3.14 dBm0 pp R =10 KΩ L See Note 7 +0. dBm0 1004Hz @ +0.35 dB From nominal, 1004Hz @ dB T =0°C to 70°C ...

Page 20

... CT TR PSRR 33 3 PSRR supplies. For design aid only: not guaranteed and not subject to production testing. for A-Law codec. RMS 20 Zarlink Semiconductor Inc. Data Sheet µs 210 @ 1004 Hz µs Input Signal: µs 400 - 3200 Hz digital µs sinewave at 0 dBm0 0.125 ...

Page 21

... INPUT (Mode CSTi INPUT LOAD A-REGISTER LOAD B-REGISTER Figure 9a - Timing Diagram - 125 µs Frame Period 125 µs HIGH IMPEDANCE Zarlink Semiconductor Inc. Data Sheet ...

Page 22

... Input 10% t MT8960/61/62/63/64/65/66/67 8 CLOCK CYCLES (See Note PZL t PZH Figure 9b - Timing Diagram - Output Enable PLH ISH Figure 9c - Timing Diagram - Input/Output 22 Zarlink Semiconductor Inc. Data Sheet ISL high-Z and ES ...

Page 23

... SCALE A SCALE B -0.125 0.125 0. 3000 3200 3300 3400 FREQUENCY (Hz) 23 Zarlink Semiconductor Inc. Data Sheet STOPBAND ATTENUATION ∏(4000-F) SIN - 1200 ∏(4000-F) -18 SIN -7/9 1200 Note: Above function crossover occurs at 4000Hz. 4000 4600 5000 10000 ...

Page 24

... Figure 11 - Attenuation vs Frequency for Receive (D/A) Filter SCALE A -0.125 0.125 0. 300 3000 3200 3300 3400 FREQUENCY (Hz) 24 Zarlink Semiconductor Inc. Data Sheet SCALE B STOPBAND ATTENUATION -14 SIN ∏(4000-F) 1200 4000 4600 5000 10000 - 1 ...

Page 25

... Bandlimited White Noise Test Signal 5b. CCITT Method 2 +1.5 +1.0 +0.5 +0.25 0 -60 -50 -0.25 -0.5 -1.0 -1.5 Sinusoidal Test Signal Figure 12 - Variation of Gain With Input Level +1.0 +0.5 +0.25 0 -30 -20 -10 -0.25 -0.5 -1.0 CCITT End-To-End Spec -40 -30 -20 -10 25 Zarlink Semiconductor Inc. Data Sheet 1 Channel Spec 2 Input Level (dBm0) - Sinusiodal Test Signal 1 Channel Spec 2 Input Level (dBm0 ...

Page 26

... Figure 13 - Signal to Total Distortion Ratio vs Input Level 35.6 33.9 33.9 32.2 27.6 -20 -34 -30 -27 Input Level (dBm0) 36.4 35.3 33.0 -30 -20 Input Level (dBm0) 26 Zarlink Semiconductor Inc. Data Sheet 1 Channel Spec 2 28.0 26.3 CCITT End-To-End Spec - Channel Spec 36.4 2 D/A 1 Channel Spec 35.3 2 A/D 33.0 CCITT End-To-End ...

Page 27

... MT8960/61/62/63/64/65/66/67 1000 750 500 370 (600Hz) 250 125 0 500 1000 Figure 14 - Envelope Delay Variation Frequency 1500 2000 27 Zarlink Semiconductor Inc. Data Sheet CCITT ½ Channel Spec (2800Hz) (2600Hz) 2500 3000 ...

Page 28

... MT8960/61/62/63/64/65/66/ *Relative to Fundamental Output power level with +3 dBm0 input signal level at a frequency of 1.02 kHz. Figure 15 - Overload Distortion (End-to-End Input Level (dBm0) 28 Zarlink Semiconductor Inc. Data Sheet 8 9 ...

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Page 31

... For more information about all Zarlink products Information relating to products and services furnished herein by Zarlink Semiconductor Inc. or its subsidiaries (collectively “Zarlink”) is believed to be reliable. However, Zarlink assumes no liability for errors that may appear in this publication, or for liability otherwise arising from the application or use of any such information, product or service or for any infringement of patents or other intellectual property rights owned by third parties which may result from such application or use ...

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