Datasheet

Evaluates: MAX3421E/MAX3420E
MAX3421 Evaluation Kit-1
6 _______________________________________________________________________________________
MAX3420E
U2
N.C.
INT
17
D4
D3
GPXMOSIMISOSS
SCLKRESN.C.
N.C.XIXON.C.GPIN0GPIN1GPIN2GPIN3
GND
18
GND
19
D-
20
D+
21
V
CC
22
V
CC
23
VBCOMP
GPOUT3
GPOUT2
GND
GND
V
L
V
L
GPOUT1
GPOUT0
24
8
7
6
5
4
3
2
1
32 31 30 29 28 27 26 25
910111213141516
PB5
3
1
4
2
5
PB6
3
1
4
2
5
PB7
3
1
4
2
5
PB8
3
1
4
2
5
VBUS
D+
3
D-
2
GND
4
1
J5
R3
33Ω
R4
33Ω
R18
2.2kΩ
R9
470Ω
R8
470Ω
CON_USB-B
SHIELD
6
SHIELD
5
C9
2.2μF
C7
1μF
J5-5V
X2
X1
1
Y4
3
Y2
GND
2
C14
18pF
C13
18pF
2*
2*
2* Y2 TAKES PLACE OF Y4, C13 & C14
2*
C8
2.2μF
3.3V
C10
1μF
3.3V
3.3V
16_PINT
22_PGPX
06_PMOSI
05_PMISO
07_PSSN
04_PSCK
12_PRESN
D2
D1
R7
470Ω
R6
470Ω
Figure 2b. MAX3421 EV Kit-1 Schematic