180-second voice record and playback integrated circuit featuring a 28-pin PDIP through-hole package. Offers up to 12 kHz sampling frequency and 1% total harmonic distortion. Supports 2.5V, 3.3V, and 5V operating supply voltages with a maximum oscillator resistance of 160 kOhm. Delivers 670 mW typical speaker output power into an 8 Ohm load, with 7 kOhm typical microphone input resistance. Provides 100-year message retention.
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Nuvoton ISD1790PYR technical specifications.
| Basic Package Type | Through Hole |
| Package Family Name | DIP |
| Package/Case | PDIP |
| Package Description | Plastic Dual In Line Package |
| Lead Shape | Through Hole |
| Pin Count | 28 |
| PCB | 28 |
| Package Length (mm) | 36.83 |
| Package Width (mm) | 13.72 |
| Package Height (mm) | 3.81 |
| Package Material | Plastic |
| Mounting | Through Hole |
| Jedec | MS-011AB |
| Maximum Sampling Frequency | 12kHz |
| Maximum Record Duration | 180s |
| Typical Operating Supply Voltage | 2.5|3.3|5V |
| Total Harmonic Distortion | 1% |
| Typical Speaker Output Power | 670mW |
| Typical Microphone Input Resistance | 7kOhm |
| Minimum Speaker Output Resistance | 8Ohm |
| Message Retention | 100Year |
| Typical Record Current | 20mA |
| Typical Playback Current | 20mA |
| Maximum Oscillator Resistance | 160kOhm |
| Cage Code | Nuvoton Technology USA cage code: 56JL7 |
| EU RoHS | Yes |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2002/95/EC |
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