ks8701 Samsung Semiconductor, Inc., ks8701 Datasheet - Page 9

• Manufacturer Part Number: ks8701
• Description: Flextm Roaming Decoder Ii
• Manufacturer: Samsung Semiconductor, Inc.

Introduction
PIN DESCRIPTION
8
V
V
LOBAT
RESET
EXTS1
EXTS0
SS
SCK
MOSI
MISO
READY
CLKOUT
SYMCLK
EXTAL
XTAL
OSCPD
S1 - S7
S0 / IFIN
TEST2, TEST3
NC
DD
SS
PIN NAME
22,21,20,19,
1,9,17,25
18,16,15
3,13
7,29
PIN
4,8
10
24
11
12
27
28
30
31
26
32
14
23
6
5
2
TYPE
O / I
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
External Symbol Input Signals
FLEX
Receiver Control Lines
Power
Ground
Low battery detect input
Active low reset to the KS8701.
MSb of the symbol currently being decoded
LSb of the symbol currently being decoded
Slave Select for SPI communications
Serial Clock for SPI communications
Data input for SPI communications
Three-state data output for SPI communications
Driven low when the IC is ready for an SPI packet
38.4 kHz or 40 kHz clock output(derived from oscillator)
Recovered symbol clock
76.8 kHz or 160 kHz crystal input or external input
76.8 kHz or 160 kHz clock output
Internal oscillator power down.
Connected to VSS when using internal oscillator.
Connected to VDD when using an external source.
Seven three-state receiver control output
S0 : Receiver control output when using external demodulator
IFIN : Limited IF input when using internal demodulator
IC manufacturing test mode pin.
Normally connected to VSS.
IC manufacturing test mode pin.
Normally connected to VSS. (Can be left unconnected.)
TM
Clock Signals
SPI Signals
Roaming Decoder II
Test pins
Power
Reset
DESCRIPTION
KS8701