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HT9170D

Holtek Semicon

-20℃~+75℃ 2.5V~5.5V 3mA SOIC-18-300mil Telecom Interface ICs ROHS

Extended
DatasheetJLCPCBLCSCholtek-semicon/HT9170D
Category
Telecom Interface ICs
Package
SOIC-18-300mil
Pins
18

Overview

The HT9170D is a telecom Interface IC made by Holtek Semicon in a SOIC-18-300mil package with 18 pins. -20℃~+75℃ 2.5V~5.5V 3mA SOIC-18-300mil Telecom Interface ICs ROHS.

PCBKit's library has its KiCad symbol (Interface_Telecom:HT9170D, from KiCad's library) and its footprint (Package_SO:SOIC-18W_7.5x11.6mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C19260).

Symbol

VP1VN2GS3VREF4INH5PWDN6X17X28VSS9OE10D011D112D213D314DV15EST16RT/GT17VDD18
Interface_Telecom:HT9170DFrom KiCad's library

Footprint

123456789101112131415161718
Package_SO:SOIC-18W_7.5x11.6mm_P1.27mmFrom KiCad's library

Parameters

4
Current - Supply
3mA
Features
DTMF detection
Operating Temperature
-20℃~+75℃
Voltage - Supply
2.5V~5.5V

Order codes

1

Pinout

18
The pins of the HT9170D
PinNameType
1VPInput
2VNInput
3GSOutput
4VREFPower out
5INHInput
6PWDNInput
7X1Input
8X2Output
9VSSPower in
10OEInput
11D0Tri-state
12D1Tri-state
13D2Tri-state
14D3Tri-state
15DVOutput
16ESTOutput
17RT/GTInput/output
18VDDPower in

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A live frame, for any web page
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A picture
<img src="https://pcbkit.io/embed/parts/holtek-semicon/HT9170D.jpg" alt="HT9170D" width="1200" height="900">
A picture that opens the part, for a README
[![HT9170D](https://pcbkit.io/embed/parts/holtek-semicon/HT9170D.jpg?size=s)](https://pcbkit.io/parts/holtek-semicon/HT9170D)

Questions

Is there a KiCad symbol and footprint for the HT9170D?

Yes. The symbol is Interface_Telecom:HT9170D and the footprint Package_SO:SOIC-18W_7.5x11.6mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the HT9170D?

SOIC-18-300mil, with 18 pins. Its footprint is drawn on this page.

Where is the HT9170D datasheet?

Holtek Semicon publishes it: the Datasheet link on this page opens it.

Where can I order the HT9170D?

JLCPCB lists it as part C19260, with 0 in stock; the sellers' links on this page open their listings.

What can replace the HT9170D?

Parts like it in the library: the HT9170D(LX) by lingxingic, the MT88L70AS1 by Microchip Technology, the HT9172D(LX) by lingxingic and the XL8870 by XINLUDA. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

6