ISD1932SYI Nuvoton Technology Corporation of America, ISD1932SYI Datasheet
ISD1932SYI
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ISD1932SYI Summary of contents
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ISD1900 3 2 SINGLE-CHIP, MULTIPLE-MESSAGE 3 3 VOICE RECORD/PLAYBACK DEVICE ISD1900 Publication Release Date: Jan 5, 2009 Revision 0.51 ...
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TABLE OF CONTENTS 1. GENERAL DESCRIPTION ...............................................................................................................................3 2. FEATURES.......................................................................................................................................................3 2.1. Address Mode........................................................................................................................................... 3 2.2. Direct Mode............................................................................................................................................... 4 3. BLOCK DIAGRAM ............................................................................................................................................5 4. PIN CONFIGURATION.....................................................................................................................................6 5. PIN DESCRIPTION ..........................................................................................................................................8 6. FUNCTIONAL DESCRIPTION .......................................................................................................................11 6.1. Address Mode......................................................................................................................................... 11 6.1.1 Record (REC ¯¯¯¯) ...
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GENERAL DESCRIPTION 0 ® Nuvoton’s ISD1900 ChipCorder operating modes and wide operating voltage ranging from 2.4V to 5.5V. The sampling frequency can be selected from kHz via an external resistor, which also determines the duration. The ...
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While in Address Mode, flexible message duration is defined by start address and end address. • Utilize four start address pins (S0, S1, S2 & S3) and four end address pins (E0, E1, E2 & E3) to specify the ...
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BLOCK DIAGRAM 2 Rosc MIC+ / AnaIn Pre- Amp Amp MIC Automatic AGC Gain Control (AGC) Device & Address Control Address Mode: Addr LED FT PlayE XCLK Direct Mode: Drct LED FT FMC3 FMC2 Clock Control Non-Volatile ...
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PIN CONFIGURATION PlayL / FMC1 SSD ...
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V 1 SSD PlayL ISD1900 V 8 SSA SSP2 SP CCP Figure 4-2 Pin Configuration – Address Mode ...
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PIN DESCRIPTION 4 PIN NAME PIN # SSD S0/M1 ¯¯ S1/M2 ¯¯ S2/M3 ¯¯ S3/M4 ¯¯ ¯¯¯¯¯/FMC1 PlayL 6 I E0/M5 ¯¯ ...
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PIN NAME PIN # SP Depending on the derivative selected, it could be: SP+: Positive signal of the differential Class-D PWM speaker outputs. This output, together with the SP-, is used to drive an 8Ω ...
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PIN NAME PIN # Addr/ Drct ¯¯¯¯ CCD [1] Notes: : Address bits S0, S1, S2, S3, E0, E1, E2 & E3 are used to access the memory location. FUNCTION Level-hold input. ...
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FUNCTIONAL DESCRIPTION 5 There are two operational modes: Address Mode and Direct Mode. After a new condition is selected on Addr/ Drct ¯¯¯¯, the power must be cycled to enable it. 6. DDRESS ODE 1 4 The ...
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Then an EOM marker is written at the end of message. And LED o Then the device will automatically power down. o • This pin has an internal pull-up device. • Once REC ¯¯¯¯ is active, input on FT ¯¯, ...
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Edge-triggered Playback (PlayE 2 2 • Low active input, edge-trigger, toggle on-off, debounce required. • Playback begins from the start address to end address or EOM, whichever occurrs first. • At the end of message, LED ¯¯¯¯ pulses Low ...
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Addr/Drct <S3:S0> <E3:E0> T ASet PlayL T Deb LED Sp+ Sp- Figure 6-5 • Holding PlayL ¯¯¯¯¯ Low constantly will perform looping playback function, without power down, from start address to end address. Addr/Drct <S3:S0> <E3:E0> T ASet PlayL T ...
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Addr/Drct <S3:S0> <E3:E0> T ASet REC T Deb LED T Mic+/- Ers or AnaIn PlayE SP+ SP- Figure 6-7 6.1.5 XCLK Feature 2 5 • When precision sampling frequency is required, external clock mode can be activated by setting XCLK ...
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Notes: : Number of fixed message arrangement with respect to FMC1, FMC2 & FMC3. FMC2 FMC3 [2] : Number of memory row arrangement ...
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The durations for various fixed message configurations on I1916 device at 8 kHz sampling frequency are shown in below table Msg 5.5 5.25 3 4.0 4.0 4 3.25 3.25 ...
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Example of four Fixed-Message Configuration Addr/Drct FM3 FM2 FM1 T FSet Start LED T Deb T Mic+/- or AnaIn Figure 6-8 Addr/Drct FM3 FM2 FM1 FSet M1 ~ ...
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LED Operation 2 7 • LED ¯¯¯¯ turns on during recording. Also, LED must be sufficiently greater than debounce time. 6.3.3 Feed-Through mode Operation 2 8 • ¯¯ is held Low, the Mic+ pin will be reconfigured ...
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ABSOLUTE MAXIMUM RATINGS 6 Junction temperature Storage temperature range Voltage applied to any pins Voltage applied to Input pins (current limited to +/-20 mA) Voltage applied to output pins (current limited to +/-20 mA) V – ...
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ELECTRICAL CHARACTERISTICS 7 8. ARAMETERS 1 8 PARAMETER Input Low Voltage Input High Voltage Output Low Voltage Output High Voltage Standby Current Record Current Playback Current ¯¯¯¯ REC ¯¯¯¯¯ PlayE , Pull-up device for , ¯¯¯¯¯ PlayL ...
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AC P ARAMETERS 1 9 [1] CHARACTERISTIC SYMBOL Sampling Frequency Fs Record / Playback T REC Duration (ISD1916) Record / Playback T REC Duration (ISD1932) Record / Playback T REC Duration (ISD1964) Debounce Time T Deb Address Setup Time ...
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TYPICAL APPLICATION CIRCUIT 8 The following typical application examples on ISD1900 series are for references only. They make no representation or warranty that such applications shall be suitable for the use specified. It’s customer’s obligation to verify the design ...
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Example #2: Fixed Message Configuration Operations under Direct Mode 4.7 k Ω∗ μ 4.7 F* Ω∗ 4.7 k μ 0.1 F* μ 0.1 F* μ 4.7 F* 4.7 k Ω∗ Rosc* Good Audio Design Practices 3 ...
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PACKAGING 9 10.1. 28-L 300-M EAD Plastic Small Outline Integrated Circuit (SOIC) Dimensions INCHES Min ...
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ORDERING INFORMATION 1 0 Product Number Descriptor Key Product Name ISD Product Series 1900 Duration: : 10.6 – 32 secs 16 : 21.3 – 64 secs 32 : 42.6 – 128 secs 64 Package S ...
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VERSION HISTORY 1 1 VERSION DATE 0 Aug 11, 2007 0.1 Oct 10, 2007 0.2 Oct 16, 2007 0.3 July 23, 2008 0.4 Aug 15, 2008 0.41 Aug 21, 2008 0.51 Jan 5, 2009 DESCRIPTION Initial revision Update block ...
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Nuvoton products are not designed, intended, authorized or warranted for use as components in systems or equipment intended for surgical implantation, atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, or for other ...