ADV7194KSTZ Analog Devices Inc, ADV7194KSTZ Datasheet - Page 52

• Manufacturer Part Number: ADV7194KSTZ
• Description: IC ENCODER VIDEO EXT-10 80-LQFP
• Manufacturer: Analog Devices Inc
• Type: Video Encoderr

Specifications of ADV7194KSTZ

• Applications: DVD, PC Video, Multimedia
• Voltage - Supply, Analog: 3.3 V ~ 5 V
• Voltage - Supply, Digital: 3.3 V ~ 5 V
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Input Format: Digital
• Output Format: Analog
• Supply Voltage Range: 3.15V To 3.6V
• Operating Temperature Range: 0°C To +70°C
• Tv / Video Case Style: LQFP
• No. Of Pins: 80
• Msl: MSL 1 - Unlimited
• Svhc: No SVHC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-ADV7194EB - BOARD EVAL FOR ADV7194
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

ADV7194
External buffering is needed on the ADV7194 DAC outputs.
The configuration in Figure 105 is recommended.
When calculating absolute output full-scale current and voltage
use the following equations:
1.2k
1.2k
PIXEL
PORT
R
R
SET1
SET2
V
K = 4.2146 constant, V
REF
DIGITAL
CORE
ADV7194
I
OUT
V
V
OUT
AA
= (V
= I
DAC A
DAC B
DAC C
DAC D
DAC E
DAC F
REF
OUT
× K)/R
× R
REF
LOAD
= 1.235 V
SET
OUTPUT
BUFFER
OUTPUT
BUFFER
OUTPUT
BUFFER
OUTPUT
BUFFER
OUTPUT
BUFFER
OUTPUT
BUFFER
CVBS
LUMA
CHROMA
G
B
R
DAC BUFFERING
APPENDIX 7
INPUT/
OPTIONAL
FILTER O/P
AD8051
–V
+V
CC
CC
OUTPUT TO
TV MONITOR