TC850 datasheet(7/26 Pages) MICROCHIP

Part #	TC850

Description	15-Bit, Fast Integrating CMOS A/D Converter

PDF	26 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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7 / 26 page

DS21479C-page 7

TC850

REF2+

Positive input for reference voltage VREF2. (VREF2 = VREF1/64)

CREF2+

Positive connection for VREF2 reference capacitor.

CREF2–

Negative connection for VREF2 reference capacitor.

REF–

Negative input for reference voltages.

CREF1–

Negative connection for VREF1 reference capacitor.

CREF1+

Positive connection for VREF1 reference capacitor.

REF1+

Positive input for VREF1.

VDD

Positive power supply connection, typically +5V.

TABLE 2-1:

PIN FUNCTION TABLE (CONTINUED)

Pin Number

(40-Pin

PDIP/CERDIP)

Pin Number

(44-Pin PLCC)

Symbol

Description

Note

This pin incorporates a pull-down resistor to DGND.

2: This pin incorporates a pull-up resistor to VDD.

3: Pins 1, 23 and 34 (44-PLCC) package are NC “No Internal connection”.

TC850 Datasheet(PDF) 7 Page - Microchip Technology