TC818ACBU datasheet(7/24 Pages) MICROCHIP

Part #	TC818ACBU

Description	Auto-Ranging Analog-to-Digital Converter with 3-1/2 Digit Display

Download	24 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

Logo

7 / 24 page

DS21475B-page 7

TC818A

FIGURE 3-1:

TC818A ANALOG SECTION

TC818A

+

–

2.8VREF AMP

10k

VCC

1.5

Ω

S43

VCC

R18/24k

VCC

R19/5k

Analog

Cmmon

29

REFHI

163.85mV

≈

0.1µF

CREFH

51 CFI

0.01µF

C6

R20/100k

Ω

To Digital

Section

S38 AZ

Comparator

Integrator

49

47

INT

0.01µF

CINT

55

RVI

BUF

150

k

54

R

BUF

220

k

R

ΩBUF

R

ΩBUF

S34

DE •

S20 DE

S18 DE

S19 DE+

S16 DE+

S17 DE-

Buffer

S35

S37

INT+

Ω + DC

C1/1µF

0.22µF

ACVH

S15 AZ

39

38

37

36

35

31

50

RX

R7/100 k

Ω

R6/100k

Ω

R5/1.638M

Ω

R1/163.85

Ω

R4/163.85k

Ω

R3/16385

Ω

R2/1638.5

Ω

RMREFL

R5

ΩR4

ΩR3

ΩR2

ΩR1

0.1µF

Ohms

Input

Current Input

R8/220

0.1µF

(PTC)

D3

6.2V

200mA

D4

R15/9

Ω

20mA

R16/1

I 45

I

R12/1.11M

R11/101k

R10/10k

R9/1k

ACVH 46

R24

10k

R23

10k

Ω

R26

3k

Ω

R27/2k

Ω

Common

D2

C3

1µF

C4

1µF

V 44

I

VR2 41

VR3 40

VR4 43

VR5 42

ADO

ADI

Voltage

Input

R22

470

k

Ω

R21

2.2

M

R14/9.9 M

Ω

R13/500k

Ω*

4.7µF

Z1

S28

S27

S26

S25

S21 DE •

S12 V • 1/1

1/1k

•

1/100

•

1/10

•

1/1

•

+AC

INT•(

Ω + DC)

S11

S13

AC-to-DC

Converter

Op Amp

V•1/1

V•1/10

V•1/100

V•1/1k

V•1/10k

1/10 1/1001/1k 1/10k

S32

S33

S31 S30 S29

1/1

•

VCC

S10

W + 1

S6

S7

S8 S9

S1

S2

S3

S4

S5

*Not Required when Resistor

Network is Used

INT•

Ω •ACΩ

V•

1/10

V•

1/100

V•

1/1

k

V•

1/10k

D1

DE

33 CREFH

32 CREFL

CAZ

+

53

S24

Ω 1/10k

•

••

CAZ

S44

HI

•

S14

S40

INT•

Ω•ACΩ

LO

Ω

•

52

56

S22

C2

S39

1.5 k

Ω

ΩΩ

Ω

ΩΩ

Ω

+

–

+

–

+

–

34

Similar Part No. - TC818ACBU

Manufacturer	Part #	Datasheet	Description
TelCom Semiconductor, I...	TC811	171Kb / 12P	3-1/2 DIGIT A/D CONVERTER WITH HOLD AND DIFFERENTIAL REFERENCE INPUTS
Microchip Technology	TC811	120Kb / 14P	3-1/2 Digit Analog-To-Digital Converter with Hold and Differential Reference Inputs 2001
TelCom Semiconductor, I...	TC811CKW	171Kb / 12P	3-1/2 DIGIT A/D CONVERTER WITH HOLD AND DIFFERENTIAL REFERENCE INPUTS
Microchip Technology	TC811CKW	120Kb / 14P	3-1/2 Digit Analog-To-Digital Converter with Hold and Differential Reference Inputs 2001
TelCom Semiconductor, I...	TC811CPL	171Kb / 12P	3-1/2 DIGIT A/D CONVERTER WITH HOLD AND DIFFERENTIAL REFERENCE INPUTS

More results

Similar Description - TC818ACBU

Manufacturer	Part #	Datasheet	Description
Microchip Technology	TC14433	501Kb / 20P	3-1/2 Digit, Analog-to-Digital Converter 2002
	TC14433	401Kb / 24P	3-1/2 Digit, Analog-to-Digital Converter 2008
	TC815	595Kb / 26P	3-1/2 Digit Auto-Ranging A/D Converter with Triplex LCD Drive and Display Hold Function 2002
	TC7136	534Kb / 22P	Low Power 3-1/2 Digit Analog-to-Digital Converter 2002
Teledyne Technologies I...	TC8750	537Kb / 8P	3-1/2 DIGIT Analog-to-digital converter with parallel bdc output
TelCom Semiconductor, I...	TC7135	224Kb / 13P	4-1/2 DIGIT ANALOG-TO-DIGITAL CONVERTER
Microchip Technology	TC7106	623Kb / 26P	3-1/2 Digit Analog-to-Digital Converters 2002
	TC7106	534Kb / 32P	3-1/2 Digit Analog-to-Digital Converters 2006
	TC7126	429Kb / 26P	3-1/2 Digit Analog-to-Digital Converters 2006
	TC7126	553Kb / 22P	3-1/2 Digit Analog-to-Digital Converters 2002

More results

TC818ACBU Datasheet(PDF) 7 Page - Microchip Technology

TC818ACBU Datasheet(HTML) 7 Page - Microchip Technology

Similar Part No. - TC818ACBU

Similar Description - TC818ACBU

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Datasheet Download

Link URL