1. General Description

NSP series is an advanced 1-ch Voice IC with embedded Flash and equips new algorithm to implement

Voice Prompt applications with high level of sound quality. NSP series provide SOP8 and SOP14 with 2

I/Os protocol or UART to communicate with host MCU.

The NSP family contains following chips built-in different size of embedded Flash, shown as below:

Features

Operating voltage: 2.0~5.5V

Oscillator: builds in internal Rosc (TRIM)

Frequency deviation: +/-1.5%

Audio output: 13-bit PWM

Voice channel: 1-ch Voice

Provide ISP (In System Program) to update content from Host MCU

Interface with MCU: 1-wire, 2-wire, UART (only support on NSP650B/960B/2K0B)

Low Voltage Reset (LVR)

Flash Data Retention: 10-Year

Flash Program/Erase Cycling Endurance: 10K

Package form: SOP8, SOP14

Package is Halogen-free, RoHS-compliant and TSCA-compliant