HT9170D

DTMF receiver with 4 bit output, SOIC-18

Schematic Symbol

Pin Configuration (18 pins)

Pin	Name	Type
1	VP	input
2	VN	input
3	GS	output
4	VREF	power_out
5	INH	input
6	PWDN	input
7	X1	input
8	X2	output
9	VSS	power_in
10	OE	input
11	D0	tri_state
12	D1	tri_state
13	D2	tri_state
14	D3	tri_state
15	DV	output
16	EST	output
17	RT/GT	bidirectional
18	VDD	power_in

Footprint

Confirmed

Package_SO/SOIC-18W_7.5x11.6mm_P1.27mm

Pad Layout

Pads (18)

Number	Type
1	smd
2	smd
3	smd
4	smd
5	smd
6	smd
7	smd
8	smd
9	smd
10	smd
11	smd
12	smd
13	smd
14	smd
15	smd
16	smd
17	smd
18	smd

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