Part Datasheet Review

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Review all available part information (MPN, package, pin count, description, properties). If no datasheet URL is already set, search the web for the official datasheet and update the part's Datasheet property with the URL. Then cross-check the schematic symbol, footprint, and pin descriptions against the datasheet. Summarize key specs and flag any mismatches.

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The part currently has 28 pins and a 28-pad through-hole footprint, with pin names mapped from PA7/PC0 through PA6, including VDD, AVDD, VDDIO2, two GND pins, UPDI, and crystal functions. Completing the review requires Agent mode to locate the official Microchip datasheet, update the Datasheet property, inspect exact footprint geometry and metadata, and verify every pin name/number against the datasheet.
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Files

Pins

Symbol

Layout

3D View

PD7
Pin Number
13
UPDI
Pin Number
19
PA7
Pin Number
1
PC1
Pin Number
3
PD2
Pin Number
8
GND_1
Pin Number
15
PA4
Pin Number
26
PA5
Pin Number
27
PC2
Pin Number
4
PD4
Pin Number
10
PA2
Pin Number
24
PD1
Pin Number
7
PF0(XTAL32K1)
Pin Number
16
AVDD
Pin Number
14
PD5
Pin Number
11
PA6
Pin Number
28
PC3
Pin Number
5
PF1(XTAL32K2)
Pin Number
17
PA0(XTALHF1)
Pin Number
22
VDDIO2
Pin Number
6
VDD
Pin Number
20
PA1(XTALHF2)
Pin Number
23
PC0
Pin Number
2
PD6
Pin Number
12
PF6
Pin Number
18
PA3
Pin Number
25
GND_2
Pin Number
21
PD3
Pin Number
9
Name
Pin #
Type
Section
Pin Group
Orientation
Order
Sub-symbol
PA7
1
Unspecified
PC0
2
Unspecified
PC1
3
Unspecified
PC2
4
Unspecified
PC3
5
Unspecified
VDDIO2
6
Unspecified
PD1
7
Unspecified
PD2
8
Unspecified
PD3
9
Unspecified
PD4
10
Unspecified
PD5
11
Unspecified
PD6
12
Unspecified
PD7
13
Unspecified
AVDD
14
Unspecified
GND_1
15
Unspecified
PF0(XTAL32K1)
16
Unspecified
PF1(XTAL32K2)
17
Unspecified
PF6
18
Unspecified
UPDI
19
Unspecified
VDD
20
Unspecified
GND_2
21
Unspecified
PA0(XTALHF1)
22
Unspecified
PA1(XTALHF2)
23
Unspecified

AVR128DB28-I/SP