ICS1526 Datasheet, PDF (4/11 Pages) Integrated Circuit Systems – Video Clock Synthesizer

ICS1526 Preliminary Data Sheet
Section 2 Pin Descriptions
Section 2 Pin Descriptions
Table 2-1 ICS1526 Pin Descriptions
PIN NO. PIN NAME
1
VSSD
TYPE
POWER
DESCRIPTION
Digital ground
2
SDA
3
SCL
IN/OUT
IN
Serial data
Serial clock
4
VSYNC
IN
Vertical sync
5
HSYNC
6
VDDA
IN
POWER
Horizontal sync
Analog supply
7
VSSA
8
OSC
9
I2CADR
POWER
IN
IN
Analog ground
Oscillator
I²C device address
10 LOCK
LVCMOS Lock
OUT
11 HSYNC_out LVCMOS HSYNC output
OUT
12
CLK
LVCMOS Pixel clock output
OUT
13
VDDQ
POWER Output driver supply
14 VSYNC_out LVCMOS VSYNC output
OUT
15 VSSQ
POWER Output driver ground
16 VDDD
POWER Digital supply
COMMENTS
I²C-bus
I²C-bus
Clock input to PLL
Power for analog circuitry
Ground for analog circuitry
Input from crystal oscillator package
Chip I²C address select
PLL Lock detect
Schmitt-trigger filtered HSYNC
realigned with the output pixel clock
LVCMOS driver for full speed clock
Power for output drivers
Schmitt-trigger filtered VSYNC
realigned with the output pixel clock
Ground for output drivers
Power for digital sections
Notes
1
1
1&2
1&2
1&2
Notes: 1. These LVTTL inputs are 5 V tolerant.
2. Connect to ground if unused.
MDS 1526 I
4
Revision 020304
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