adate302-02 Analog Devices, Inc., adate302-02 Datasheet - Page 48

• Manufacturer Part Number: adate302-02
• Description: 500 Mhz Dual Integrated Dcl With Differential Drive/receive, Level Setting Dacs, And Per Pin Pmu
• Manufacturer: Analog Devices, Inc.

ADATE302-02
BLOCK DIAGRAMS
VTERM MODE ON THE DRIVER AND LOAD
OVERRIDES THE RCV PIN AND FORCES
FORCE VT DATA[1] (ADDR[4:0] = 0x0C)
DRIVER HIGH-Z/VT DATA[0]
HIGH-Z BUFFER WHEN 0
POWER-DOWN MODE
VHH = (VT + 1V) × 2 + DUTGND
VT BUFFER WHEN 1
(ADDR[4:0] = 0x0D)
DATA
RCV (SHOWN IN
RCV = 0 STATE)
VH
VL
VT
RCV
Figure 87. Driver and Load Block Diagram
Figure 88. HVOUT Driver Output Stage
DATA
VH
DRIVER
VL
VCOM
Rev. 0 | Page 48 of 52
LOAD ENABLE DATA[1] (ADDR[4:0] = 0x0D)
FORCES SWITCHES OPEN AND POWERS
DOWN LOAD WHEN 0
VCL
V(IOH)
V(IOL)
HV MODE SELECT DATA[2]
(ADDR [4:0] = 0x0D) DISABLES
HV DRIVER AND FORCES
0V ON HVOUT WHEN 0
VCH
~5Ω
48Ω
PE DISABLE DATA[0] (ADDR[4:0] = 0x0C)
FORCES SWITCH OPEN WHEN 1
R
(TRIMMED)
OUT
= 47Ω
HVOUT
DUT