STV0299B Datasheet, PDF (5/36 Pages) STMicroelectronics – QPSK/BPSK LINK IC

STV0299B
1 PIN INFORMATION (continued)
1.2 Pinout Description
Pin Number
Name
I/O¹
Description
SIGNAL INPUTS
50, 51
IP, IN
I Analog in Phase Component
53, 54
QN, QP
I Analog in Quadrature Component
FRONT END CONTROLS
1
CLK_IN/XTAL IN I Crystal Input or CLK_IN
2
XTAL OUT
O Crystal Output
9
AGC
OD^{3 Control Signal to the Tuner}
5
AUX_CLK
O^{2 Programmable Output Port or Programmable Output Clock}
17-18
OP0, OP1
O^{2 Programmable Output Ports}
19
LOCK/OP2
O^{2 Carrier Found or Data Found or Output Port}
38
IP0
I Input Port
SIGNAL OUPUTS
26-28-29-31, 33 to 36
D[7:0]
O^{2 Output Data; D7 is DATA_OUT in Serial Mode}
24
CLK_OUT
O^{2 Output Byte Clock; or Bit Clock in Serial Mode}
22
STR_OUT
O^{2 Output 1st byte Signal (synchro byte clock)}
21
D/P
O^{2 Data/Parity Signal}
20
ERROR
O^{2 Output Error Signal. Set in case of uncorrectible packet.}
I²C INTERFACE
14
SCL
I³ Serial Clock (I²C bus)
12
SDA
I/OD³ Serial Data (I²C bus)
OTHERS
59
SCLT
OD^{3 Tuner Serial Clock (repeator) or Output Port}
60
SDAT
I/OD^{3 Tuner Serial Data (repeator) or Input/Output Port}
37-43-44-45-46-61-62
58
TEST
DIRCLK_DIS
I Reserved for manufacturing tests; must be tied to V_SS
I Sets the DIRCLK function at power on
3, 49, 52, 57
4, 47, 55
56
48
6-8-11-23-27-32-39-64
13-25
7-10-30-41-63
15
V_SSA
V_DDA
V_TOP
V_BOT
V_SS
V_{DD_3.3 V}
V_DD
RESET
S Analog Ground
S Analog 2.5 V Supply
S ADC High Voltage Reference
S ADC Low Voltage Reference
S Ground
S 3.3 V Supply
S 2.5 V Supply
I Reset, active at low level
42
STDBY
I Sets STDBY at power on
16
F22/DiSEqC
O²
DiSEqC modulation, 22 kHz Tone, Programmable
Output Port
40
DAC
O^{2 Programmable Digital to Analog Converter Output}
Note: 1 The following abbreviations are used: I - Input; O - Output; OD - Open drain output.
2 3.3 V output levels.
3 5 V tolerant
5/36