FOCUS Enhancements FS453 - Manual (Page 20)

FS453/4 AND FS455/6 DATA SHEET: HARDWARE REFERENCE
Pin
Name
FBGA
Pin
Number
PQFP Pin
Number
Type/Value Pin Function Description
Power and Ground
VDD_PA C12
59 +3.3 V CLKOUT Phase-locked loop Power. Filtered
3.3 volt power for CLKOUT phase locked loop.
VDD_OSC B11 61 +3.3 V TV Crystal Oscillator Power. Filtered 3.3
volt power for XTAL oscillator.
VDD_33 J13,L2,M
7
19,30,46 +3.3 V Digital Power 3.3V. 3.3 volt power for I/O
section of chip.
VDD_O D12 57 +1.5 to 3.3 V Digital Power Output. 1.5 to 3.3 volt power
for clock output.
VDD_18 B13,J12,
M1,N13
20,40,47,
60
+1.8 V Digital Power 1.8V. 1.8 volt power for digital
section of chip.
VDD_DAD B2 1 +3.3 V D/A Converter Digital Power.
VDD_DA B5,B6,B7,
B8
67,69,71,
73
+3.3 V D/A Converter Power. Filtered 3.3 volt power
for 10 bit video D/A converters.
VSS_PA C13 58 0 V CLKOUT phase-locked loop Ground.
VSS_OSC A10 64 0 V TV Crystal Oscillator Ground.
VSS_33 L13,M3,N
7
22,31,42 0 V Digital Ground. 3.3 volt power return.
VSS_O E12 55 0 V Digital Ground. 1.5 to 3.3 volt output power
return.
VSS_18 D1,L12,M
12,N2
4,21,41,
43
0 V Digital Ground. 1.8 volt power return.
VSS_DAD A1 80 0 V D/A Converter Digital Ground.
VSS_DA A3,A5,B9 65,74,79 0 V D/A Converter Analog Ground.
Table 4: FS453 Pin Descriptions
JANUARY, 2005, VERSION 3.0 20 COPYRIGHT ©2003-4 FOCUS ENHANCEMENTS, INC.
FOCUS Enhancements Semiconductor