ST5090AD STMICROELECTRONICS [STMicroelectronics], ST5090AD Datasheet
ST5090AD
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ST5090AD Summary of contents
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... February 1996 This is advanced information on a new product now in development or undergoing evaluation. Details are subject to change without notice. LOW VOLTAGE 14-BIT LINEAR CODEC TQFP44(10x10x1.4) ORDERING NUMBERS: Package ST5090AD SO28 ST5090ADTR SO28 ST5090TQFP TQFP44 ST5090TQFPTR TQFP44 APPLICATIONS: GSM DIGITAL CELLULAR TELEPHONES. CT2 DIGITAL CORDLESS TELEPHONES. ...
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ST5090 PIN CONNECTIONS (Top view) N. MIC3 MIC3- CCA GNDA CCP N. MIC1 MIC1- Fr MIC2+ Fr+ SO28 MIC2- Lr- 8 ...
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PIN FUNCTIONS (SO28) Pin Name 1 N.C. Not Connected Positive power supply input for the analog section. CCA +5V 10% or 3.3V 10% selectable Positive power supply input for the power section. 5V 10% or ...
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ST5090 PIN FUNCTIONS (TQFP44) Pin Name 1 N.C. Not Connected. 2 Receive analog earpiece amplifier complementary outputs. These outputs can drive directly earpiece Fr+ Fr– transductor. The signal at this output can be the summ of: - ...
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FUNCTIONAL DESCRIPTION I DEVICE OPERATION I .1 Power on initialization: When power is first applied, power on reset cir- cuitry initializes ST5090 and puts it into the power down state. Gain Control Registers for the various programmable gain amplifiers and ...
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ST5090 be set by writing to bits register CR6. At- tenuations in the range 0 to -30 dB relative to the maximum level step can be programmed. The input of this programmable amplifier ...
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Figure 1: Digital Interface Format (*) FORMAT 1 F5 (delayed timing) F6 MCLK FORMAT 2 F8 (delayed timing) F9 MCLK (*) Significant Only For Companded Code. propriate programmable register. CS- must return ...
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ST5090 II PROGRAMMABLE FUNCTIONS For both formats of Digital Interface, programma- ble functions are configured by writing to a num- ber of registers using a 2-byte write cycle. Most of these registers can also be read-back for Table 1: Programmable ...
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Table 2: Control Register CR0 Functions state ...
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ST5090 Table 4: Control Register CR2 Functions msb (1) Significant in companded mode only. Table 5: Control Registers CR3 Functions ...
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Table 7: Control Register CR5 Functions Transmit amplifier Sidetone amplifier ...
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ST5090 Table 10: Control Register CR8 Functions f17 f16 f15 f14 f13 f12 msb Table 11: Control Register CR9 Functions f27 f26 f25 f24 f23 f22 msb Table ...
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CONTROL REGISTER CR0 First byte of a READ or a WRITE instruction to Control Register CR0 is as shown in TABLE 1. Second byte is as shown in TABLE 2. Master Clock Frequency Selection A master clock must be provided ...
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ST5090 Transmit/Receive enabling/disabling Bit ’EN’ (2) enables or disables voice data trans- fer on D and D pins. When disabled, PCM data X R from DR is not decoded and PCM time-slots are high impedance Default value ...
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Tone/Ring amplifier gain selection Output level of Ring/Tone generator, before at- tenuation by programmable attenuator is 1.6 Vpk- pk when f1 generator is selected alone or summed with the f2 generator and 1.26 Vpk-pk when f2 generator is selected alone. ...
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ST5090 Table 12: Examples of Usual Frequency Selection (Standard frequency tone range) Description f1 value (decimal) Tone 250 Hz 32 Tone 330 Hz 42 Tone 425 Hz 54 Tone 440 Hz 56 Tone 800 Hz 102 Tone 1330 Hz 170 ...
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TIMING DIAGRAM Non Delayed Data Timing Mode (Normal) (*) Delayed Data Timing Mode (*) (*) In the case of companded code the timing is applied to 8 bits instead of 16 bits (see ST5080A data sheet) ST5090 ...
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ST5090 TIMING DIAGRAM (continued) Non Delayed Reverse Data Timing Mode (*) tHMFR 1 2 MCLK tSFMR tHMFR FS tDFD tDMDR (*) In the case of companded code the timing is applied to 8 bits ...
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ABSOLUTE MAXIMUM RATINGS Parameter V to GND CC Voltage at MIC (V 5.5V) CC Current at V and Current at any digital output Voltage at any digital input (V 5.5V); limited at + 50mA CC Storage temperature ...
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ST5090 SERIAL CONTROL PORT TIMING Symbol Parameter f Frequency of CCLK CCLK t Period of CCLK high WCH t Period of CCLK low WCL t Rise Time of CCLK RC t Fall Time of CCLK FC t Hold Time, CCLK ...
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ANALOG INTERFACES Symbol Parameter I Input Leakage MIC R Input Resistance MIC R Load Resistance (*) LVFr C Load Capacitance (*) LVFr R Output Resistance OVFr0 V Differential offset: OSVFr0 Voltage Fr+ Fr- R Load Resistance ...
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ST5090 TRANSMISSION CHARACTERISTICS (continued) AMPLITUDE RESPONSE (Maximum, Nominal, and Minimum Levels) Receive path - Absolute levels Parameter 0 dBM0 level 0 dBM0 level AMPLITUDE RESPONSE (Maximum, Nominal, and Minimum Levels) Receive path - Absolute levels at V ...
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AMPLITUDE RESPONSE Receive path Symbol Parameter G Receive Gain Absolute Accuracy RAE G Receive Gain Absolute Accuracy RAL G Receive Gain Variation with RAGE programmed gain G Receive Gain Variation with RAGL programmed gain G Receive Gain Variation with RAT ...
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ST5090 ENVELOPE DELAY DISTORTION WITH FREQUENCY Symbol Parameter DXA Tx Delay, Absolute DXR Tx Delay, Relative DRA Rx Delay, Absolute DRR Rx Delay, Relative NOISE Symbol Parameter NXP Tx Noise, P weighted (up to 35dB) NRP Rx Noise, A weighted ...
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DISTORTION Symbol Parameter S Signal to Total Distortion TDX (*) (up to 35dB gain) Typical values are measured with 30.5dB gain S Single Frequency Distortion DFx transmit S Signal to Total Distortion (VFr) TDRE (*) ( up to 20dB attenuation) ...
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ST5090 APPLICATIONS Application Note for Microphone Connections ST5090 Application Note for V and V Connections Fr Lr DYNAMIC RECEIVERS (32 ) VFr+ VFr- ST5090 VLr+ VLr- R must be greater than 30 For higher capacitive transducers, lower R values can ...
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TQFP44 (10 x 10) PACKAGE MECHANICAL DATA DIM. MIN. TYP 0.05 A2 1.35 1.40 B 0.30 0.37 C 0.09 D 12.00 D1 10.00 D3 8.00 e 0.80 E 12.00 E1 10.00 E3 8.00 L 0.45 0.60 L1 1.00 ...
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ST5090 SO28 PACKAGE AND MECHANICAL DATA DIM. MIN. TYP 0.1 b 0. 16.51 F 7.4 L 0.4 S 28/29 mm MAX. MIN. 2.65 0.3 0.004 0.49 0.014 0.32 ...
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Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its ...