Circuit Descriptions, Abbreviation List, and IC Data Sheets
9.
9.5.5
Main Tuner, UV1316 MK4 (T100)
Figure 9-6 Internal block diagram and pin configuration of the main tuner
Block Dia
g
ram
Pin Confi
g
uration
G_16510_060.ep
s
221106
SYMBOL
PIN
DESCRIPTION
AGC
1
Automatic Gain Control Voltage
TU
2
Tuning voltage monitor (output)
AS
3
I
2
C-Bus Address Select
SCL
4
I
2
C-Bus Serial Clock
SDA
5
I
2
C-Bus Serial Data
n.c.
6
Not Connected
V
s
7
Supply V5V
ADC
8
ADC Input
(5)
V
ST
9
Fixed tuning Supply V33V
I.F out 2 / d.n.c
10
Symmetrical I.F output 2 / Do not connect for asymmetrical
I.F out 1
11
Asymmetrical I.F Output / Symmetrical I.F output 1
GND
M1,M2,M3,M4 Mounting Tags (Ground)
AGC
TU
AS
SCL
SDA
n.c
5V
ADC
33V
IF2/nc
IF1
HIGH
5V
MID
5V
LOW
5V
PLL
1
IF2
nc
IF1
