SDA6000 Datasheet, PDF (27/380 Pages) Infineon Technologies AG – Teletext Decoder with Embedded 16-bit Controller

SDA 6000
Pin Descriptions
Table 2-1 Pin Definition and Functions (cont’d)
Pin Pin Name Second Dir. Function
No.
Function
67 D10
–
I/O Data bit
72 D11
–
I/O Data bit
66 D12
–
I/O Data bit
62 D13
–
I/O Data bit
56 D14
–
I/O Data bit
51 D15
–
I/O Data bit
47 RD
–
O External memory read strobe for ROM. RD is
activated for every external instruction or data
read access.
46 CSROM –
O Chip select signal for ROM device
44 CSSDRAM –
O Chip select signal for SDRAM device
43 MEMCLK –
O Clock for SDRAM
45 CLKEN –
O Enable for memory clock
50 WR
–
O Memory write strobe
22 P4.0
A16
O General purpose output port/Address bit
19 P4.1
A17
O General purpose output port/Address bit
18 P4.2
A18
O General purpose output port/Address bit
17 P4.3
A19
O General purpose output port/Address bit
16 P4.4
A20
O General purpose output port/Address bit
15 P4.5
CS3
O General purpose output port/Chip select
signal for second external static memory
49 LDQM
–
O Write disable for low byte
48 UDQM
–
O Write disable for high byte
109 XTAL2
–
O Output of the oscillator amplifier circuit
108 XTAL1
–
I Input of the oscillator amplifier circuit
73 RSTIN
–
I Reset input pin
121 CVBS1A –
I CVBS signal inputs for full service data slicing
120 CVBS1B –
I Ground for CVBS1A (differential input)
117 CVBS2
–
I CVBS signal inputs for WSS data slicing
112 R
–
O Analog output for red channel
Users Manual
2-5
2000-06-15