MCP37231 datasheet(14/144 Pages) MICROCHIP

14 / 144 page

MCP37231/21-200 AND MCP37D31/21-200

DS20005322D-page 14

 2014-2016 Microchip Technology Inc.

Q8/Q4-

Digital

Output

Digital data output(3)

CMOS = Q8

DDR LVDS = Q4- (Even bit first), Q12- (MSb byte first)

Serialized LVDS = Q- for channel order (n) = 4

Q9/Q4+

Digital data output(3)

CMOS = Q9

DDR LVDS = Q4+ (Even bit first), Q12+ (MSb byte first)

Serialized LVDS = Q+ for channel order (n) = 4

DVDD18

Supply

Supply voltage input (1.8V) for digital section

All digital input pins are driven by the same DVDD18 potential

GND

Common ground for analog and digital sections

AVDD12

Supply

Supply voltage input (1.2V) for analog section

GND

Common ground for analog and digital sections

G10

AIN7-

Analog Input

Channel 7 differential analog input (-)

G11

AIN3+

Channel 3 differential analog input (+)

Q6/Q3-

Digital

Output

Digital data output(3)

CMOS = Q6

DDR LVDS = Q3- (Even bit first), Q11- (MSb byte first)

Serialized LVDS = Q- for channel order (n) = 5

Q7/Q3+

Digital data output(3)

CMOS = Q7

DDR LVDS = Q3+ (Even bit first), Q11+ (MSb byte first)

Serialized LVDS = Q+ for channel order (n) = 5

DVDD12

Supply

Supply voltage input (1.2V) for digital section

GND

Common ground for analog and digital sections

H10

AIN7+

Analog Input

Channel 7 differential analog input (+)

H11

AIN3-

Channel 3 differential analog input (-)

Q4/Q2-

Digital

Output

Digital data output(3)

CMOS = Q4

DDR LVDS = Q2- (Even bit first), Q10- (MSb byte first)

Serialized LVDS = Q- for channel order (n) = 6

Q5/Q2+

Digital data output(3)

CMOS = Q5

DDR LVDS = Q2+ (Even bit first), Q10+ (MSb byte first)

Serialized LVDS = Q+ for channel order (n) = 6

DVDD12

Supply

DC supply voltage input pin for digital section (1.2V)

GND

Common ground for analog and digital sections

TABLE 1-2:

PIN FUNCTION TABLE FOR TFBGA-121 (CONTINUED)

Ball No.

Name

I/O Type

Description

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