HV7351 Ultrasound Tx
Beamformer Evaluation Board User’s Guide
DS500023
75A-page 1
6
2015 Microchip T
echnolo
gy Inc.
FIGURE 2-1:
Power Supply and Load Connection Diagram.
VLL
DGND
V
PP
+3.3V
VPP
VDD
TX1
R8
Waveform
Generator
CPLD
+3.3V
OSC
JTAG
EXCLK
EN
CLK
IN
WAVE
FREQ
INVERT
ENA
CW
160 MHz
6
LRP
PGND
TP11
X1
330 pF
330 pF
PGND
R53
TP37
X8
TX8
HV
OUT
EXTRG
IN-System
PROM
VRP
+5.0V
+5.0 to 12V
+3.0 to 70V
VPF
SPI &
Control
Logic
CW
INV
PWR
EN
V
RN
CW, SIZE, A [1:0]
SP1
TRIG
EN
TCK
AGND
Pattern
Registers
Delay
Registers
PreScale
Registers
VNN
-3.0 to -70V
VNF
LRN
V
RP
VRN
VSS
-5.0V
PGND
SUB
V
PP
P
GND
P
GND
V
NN
P
GND
-5.0 to -12V
HV7351
1 of 8
Channels Shown
V
PF
V
NF
V
NN
GND
V
RN
V
RP
GND
Dummy
Load
2.5 k
Dummy
Load
2.5 k
VCC