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EN 216
9.
3139 785 31681
S D A
I / O
A L S B
I / O
V
P
DD_IO
V
P
DD
V
P
AA
V
I / O
REF
E X T _ L F
I
I
RTC_SCR_TR
I
2
C
I
G N D _ I O
Circuit- and IC Description
I2C Port Serial Data Input/Output .
TTL Address Input. This signal sets up the LSB of the I2C address.
When this pin is tied low the I2C filter is activated which reduces noise on the
I2C interface.
Power supply for digital i/ps and o/ps
Digital power supply
Analog power supply
Optional External Voltage Reference Input for DACs or Voltage Reference
Output (1.235V).
External Loop filter for the internal PLL.
Multifunctional Input: Real Time Control (RTC) input, Timing Reset input,
Subcarrier Reset input.
This Input Pin must be tied High (V
2
over the I
C port.
) for the ADV7310/ADV7311 to interface
DD_IO
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