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A-4 Appendix A: Specifications
Model 801GC, 801GF & 801GX¥Rev. A
Vertical Timing
Frequency Range:1 to 650Hz
Vertical total scan lines per frame:
Range: 2 to 4096 lines (progressive)
5 to 4097 lines (interlace)
Step: 1 line (progressive)
2 lines (interlace)
Vertical active scan lines / frame:
Range: 1-1024 lines (Vtotal - 1)
Step: 1 line (progressive)
2 lines (interlace)
Vertical Sync pulse width:
Range: 1 to Vtot - Vact -VSdel lines
Step: 1 line
Modes:American or European
Vertcal Sync delay (front porch):
Range: 0 to Vtot - Vact -VSwid lines
Step: 1 line
Horizontal Timing
Frequency Range: 2.29 Ð 130KHz
Total pixels per line:
Range: 144 to 4096 pixels
(must be even below 125 MHZ pixel
clock rates and must be evenly
divisible by 4 above 125 MHz)
Step: 2 pixels below 125 MHz pixel clock
4 pixels above 125 MHz pixel clock
Active pixels per line:
Range: 16 to 2048 (limit Htotal - 32 pixels )
(RGB analog and TTL)
16 to 1024 pxls (TV and S-Video)
Step: 1 pixel below 125 MHz pixel clock
2 pixels above 125 MHz pixel clock
Sync pulse width:
Range: 1 to Htot - Hact -HSdel pixels
Step: 1 pixel below 125 MHz pixel clock
2 pixels above 125 MHz pixel clock
Sync delay (front porch):
Range: 1 to Htot - Hact -HSwid pixels
Step: 1 pixel below 125 MHz pixel clock
2 pixels above 125 MHz pielx clock
Pixel Timing
Frequency Range (MHz):
9.375 to 150 (RGB analog)
9.375 to 18 (801GX only TV, S-VIDEO)
9.375 to 55 (TTL digital video)
Step: 1.465 Hz
Jitter: ≤800ps line-to-line (1 sigma)
Accuracy: 50 ppm
Digital Sync
Modes: Separate Horiz. & Vert.
Composite
Composite Configurations:
American HS OR'ed with VS
American Serrated
American Serr. &Eq.(interlaced only)
European HS OR'ed with VS
European Serrated
European Serr. & Eq.(interlaced only)
Eq. Pulse Width: HSwidth / 2 pixels
Serr. Pulse Width: Htot - HSwid pixels (progressive)
[Htot/2] - HSwid pxls (interlace)
Equalization Interval:
Before: 0 to Vtot - Vact -VSwid - EqAfter Lines
After: 0 to Vtot - Vact -VSwid - EqBefore Lines
Step: 1 line
Interval Modes:
American (interval is equal to programmed value)
European (interval =1/2 line < programmed value)
Additional Model 801GC and 801GX Specifications
Outputs
RGB ANALOG VIDEO OUTPUTS
Source Z: 75-ohms
Output levels:
Video Swing: 0 to +1.0 V
Sync Swing: 0 to Ð 400 mV
Setup: 0 to 100 IRE
Autocal: autoadjust (internal precision ref.)
Output protection: Output buffer/75 Ω series term
Rise / Fall: 2 nSec. (typical)
Overshoot: ≤ 10% (all outputs terminated)
DIGITAL OUTPUTS
Source Z: 75-ohms ±2%
Levels: Ô0Õ = 0 V Ô1Õ = 5 V open circuit
Ô0Õ = 0 VÔ1Õ = 2.5 V (term)
Rise / Fall : < 4.0 nSec
TV OUTPUT (801GX Only)
Source Z: 75-ohms ±2%
Video Signal: Composite (lum.,chrom. & burst)
Rise / Fall: per RS-170A & CCIR stds
S-VIDEO OUTPUT (801GX Only)
Source Z: 75-ohms 2%
Signals: Y(luminance); C ( chrominance)
Rise / Fall: per RS-170A & CCIR stds