BBK DK2810HD, Service Manual

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2. FEATURES
◆
Integrated switched capacitor filters
◆
Demodulation of the European Radio Data System (RDS) or the USA Radio Broadcast Data System
(RBDS) signal
◆
RDS and RBDS block detection
◆
Error detection and correction
◆
Fast block synchronization
◆
Synchronization control (flywheel)
◆
Mode control for RDS/RBDS processing
◆
Different RDS/RBDS block information output modes (e.g. A-block output mode)
◆
Fast I2C-bus interface
◆
Multi-path detector
◆
Signal quality detector with sensitivity adjustment
◆
Pause detector with pause level and time adjustment
◆
Alternatively oscillator frequency: n ´ 4.332 MHz (n = 1 to 4)
◆
UART compatible with 17.328 MHz (n = 4)
◆
CMOS device
◆
Single supply voltage
◆
Extended temperature range (-40 to +85 °C).
3. PIN DESCRIPTION
PIN No. Symbol I/O Description
1
MRO
O
multi-path rectifier output
2
MPTH
O
multi-path detector output
3
TCON
I
test control input pin
4
OSCO
O
oscillator output
5
OSCI
I
oscillator input
6
VSSD
I
digital ground (0 V)
7
VDDD
I
digital supply voltage (5 V)
8
DAVN
O
data available output (active LOW)
9
SDA
I/O
I2C-bus serial data I/O
10
SCL
I
I2C-bus serial clock input
11 PSWN
O
pause switch output (active LOW)
12 MAD
I
slave address (LSB) input
13 AFIN
I
audio signal input