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Display Mode Horizontal
Frequency
(kHz)
Vertical Fre-
quency (Hz)
Pixel Clock
(MHz)
Sync Polarity
(H/V)
VESA, 1920 X 1080 66.587 59.934 138.500 +/-
Horizontal Frequency
The time to scan one line connecting the right edge
to
the left edge of the screen horizontally is called the
Horizontal Cycle and the inverse number of the Hor-
izontal Cycle is called the Horizontal Frequency.
Unit: kHz
Vertical Frequency
Like a fluorescent lamp, the screen has to repeat the
same image many times per second to display an
image to the user. The frequency of this repetition is
called the Vertical Frequency or Refresh Rate. Unit:
Hz
General
General
Model Name
SyncMaster LD220G
LCD Panel
Size 21.5 inch (54 cm)
Display area 476.64 mm (H) x 268.11 mm (V)
Pixel Pitch 0.248 mm (H) x 0.248 mm (V)
Synchronization
Horizontal 30 ~ 75 kHz
Vertical 56 ~ 61 Hz
Display Color
16.7 M
Resolution
Optimum resolution
1920 x 1080@60 Hz
Maximum resolution 1920 x 1080@60 Hz
Input Signal, Terminated
RGB Analog, USB
0.7 Vp-p ± 5 %
Separate H/V sync, Composite, SOG
TTL level (V high ≥ 2.0 V, V low ≤ 0.8 V)
Maximum Pixel Clock
164 MHz (Analog, USB)
Specifications