adv7342 Analog Devices, Inc., adv7342 Datasheet - Page 19

• Manufacturer Part Number: adv7342
• Description: Multiformat Video Encoder Six, 11-bit, 297 Mhz Dacs
• Manufacturer: Analog Devices, Inc.

Pin No.
36
45, 35
44, 43, 42
39, 38, 37
21
20
19
46
41
10, 56
1
34
33
31
32
40
11, 57
64
1
2
ED = enhanced definition = 525p and 625p.
LSB = least significant bit. In the ADV7342, setting the LSB to 0 sets the I
LSB to 0 sets the I
Mnemonic
R
COMP1,
COMP2
DAC 1, DAC 2,
DAC 3
DAC 4, DAC 5,
DAC 6
SCL/MOSI
SDA/SCLK
ALSB/SPI_SS
V
V
V
V
PV
EXT_LF1
EXT_LF2
PGND
AGND
DGND
GND_IO
SET2
REF
AA
DD
DD_IO
2
DD
C address to 0x54. Setting it to 1 sets the I
Input/
Output
I
O
O
O
I
I/O
I
P
P
P
P
I
I
G
G
G
G
Multifunctional Pin: I
External Loop Filter for On-Chip PLL 1.
External Loop Filter for On-Chip PLL 2.
Analog Ground Pin.
Digital Ground Pin.
Description
This pin is used to control the amplitudes of the DAC 4, DAC 5, and DAC 6 outputs. A 4.12 kΩ
resistor must be connected from R
Compensation Pins. Connect a 2.2 nF capacitor from both COMP pins to V
DAC Outputs. Full and low drive capable DACs.
DAC Outputs. Low drive only capable DACs.
Multifunctional Pin: I
Multifunctional Pin: This signal sets up the LSB
Optional External Voltage Reference Input for DACs or Voltage Reference Output.
Analog Power Supply (3.3 V).
Digital Power Supply (1.8 V). For dual-supply configurations, V
supplies through a ferrite bead or suitable filtering.
Input/Output Digital Power Supply (3.3 V).
PLL Power Supply (1.8 V). For dual-supply configurations, PV
supplies through a ferrite bead or suitable filtering.
PLL Ground Pin.
Input/Output Supply Ground Pin.
2
C address to 0x56.
2
C address to 0xD4. Setting it to 1 sets the I
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2
2
C Clock Input/SPI Data Input.
C Data Input/Output. Also, SPI clock input.
SET2
to AGND.
2
of the MPU I
2
C address to 0xD6. In the ADV7343, setting the
2
DD
C address. Also, SPI slave select.
DD
can be connected to other 1.8 V
can be connected to other 1.8 V
ADV7342/ADV7343
AA
.