5 Device Comparison

Table 5-1. Device Comparison

DEVICE NAME

DESCRIPTION

LM567, LM567C

General Purpose Tone Decoder

LMC567

Same as LM567C, but lower power supply current consumption and double oscillator frequency

6 Pin Configuration and Functions

Figure 6-1. 8-Pin PDIP (P) and SOIC (D) Package Top View

Table 6-1. Pin Functions

PIN

TYPE

DESCRIPTION

NAME

NO.

GND

7

P

Circuit ground.

IN

3

I

Device input.

LF_CAP

2

I

Loop filter capacitor pin (LPF of the PLL).

OUT

8

O

Device output.

OF_CAP

1

I

Output filter capacitor pin.

T_CAP

6

I

Timing capacitor connection pin.

T_RES

5

I

Timing resistor connection pin.

VCC

4

P

Voltage supply pin.

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LM567, LM567C

SNOSBQ4F – MAY 1999 – REVISED JANUARY 2022

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Product Folder Links: LM567 LM567C