EVAL-AD7877EBZ Analog Devices Inc, EVAL-AD7877EBZ Datasheet - Page 12

• Manufacturer Part Number: EVAL-AD7877EBZ
• Description: BOARD EVALUATION FOR AD7877
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD7877EBZ

• Main Purpose: Interface, Touch Screen Controller
• Embedded: No
• Utilized Ic / Part: AD7877
• Primary Attributes: 4-Wire Resistive Touch Screen Controller, SPI Interface, On-Chip: Temp Sensor, Voltage Reference, 8-Bit DAC
• Secondary Attributes: USB GUI, LCD Noise Reduction Feature, 2.7 ~ 5.25 V, Wake Up on Touch Feature
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

EVAL-AD7877
PENIRQ
DCLK
DOUT
DAV
DIN
CS
DGND
3.3V
0.1 F
R11
100k
C11
0.1 F
DIND CLK CS PENRIQ DOUT DAV
C16
DGND
3.3V
0.1 F
DGND
C17
+
3.3V
R15
100k
C24
10 F
10V
0.1 F
C18
0.1 F
C15
0.1 F
Figure 13. AD7877 Evaluation Board Schematic USB Section
C19
DGND
+
49
51
25
26
27
28
29
30
31
32
40
41
42
43
44
45
46
47
3.3V
0.1 F
8
9
U4
C20
RESET#
+WAKEUP
PB0/FD0
PB1/FD1
PB2/FD2
PB3/FD3
PB4/FD4
PB5/FD5
PB6/FD6
PB7/FD7
PA0/INT0#
PA1/INT1#
PA2/+SLOE
PA3/+WU2
PA4/FIFOADR0
PA5/FIFOADR1
PA6/PKTEND
PA7/+FLCD/SLC#
ROY0/+SLR0
ROY1/+SLWR
R16
0
C14
2.2 F
10V
13
10
0.1 F
7
C21
14
48
24 18
CY7C68013
4
0.1 F
19 17
C22
39 6
3.3V
33 35
CTL0/+FLAGA
CTL1/+FLAGB
CTL2/+FLAGC
34 50
DGND
RESERVED
3.3V
DGND
–12–
PD2/FD10
PD3/FD11
PD4/FD12
PD5/FD13
PD6/FD14
PD7/FD15
XTALOUT
CLKOUT
PD0/FD8
PD1/FD9
DMINUS
XTALIN
DPLUS
IFCLK
SDA
SCL
1
2
3
4
DGND
A0
A1
A2
VSS
52
53
54
55
56
1
2
3
23
22
16
15
11
12
20
5
36
37
38
21
U5
DGND
SDA
SCL
V
R14
10k
0.1 F
WP
C23
CC
8
7
6
5
22pF
DGND
C13
3.3V
DGND
3.3V
24MHz
Y1
R12
2.2k
DGND
3.3V
R13
2.2k
C12
22pF
3.3V
J10-1
J10-2
J10-3
J10-4
5VUSB
P1
1
2
3
4
5
6
V
D–
D+
GND
SH
SH
CC
REV. Sp0
J14
USB