STV0684 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'STV0684' PDF : 49 Pages View PDF
Electrical Characteristics
STV0684
4.5.10 TFT
Table 18: TFT timing
Symbol
Parameter
Min.
Max.
Units
PNL_CLK Panel clock
1.56
27
MHz
HSYNC1 Horizontal Sync
2
1822
PNL_CLK periods
VSYNC1
Vertical sync
2
1598
Horizontal sync
periods
1. HSYNC & VSYNC are active low (default, but programmable) and the falling edge of both HS & VS
are always synchronous.
4.5.11 TV
TV timing description
Table 19: TV timing description
Symbol
Parameter
Min.
Typ.
Max.
Resolution
10
Recommended load impedance
175
Analog output
Dynamic current1
6.64
8
9.36
Output voltage1
1.6
Dynamic performance
SNR, BW=10MHz, Fclk=80MHz
50
THD, BW=10MHz, Fclk=80MHz
50
Voltage reference
V_REXT - TV_GNDA_REXT
-7%
1.4
+7%
1. The output current of 8mA = typ: TV_REXT - TV_GNDA_REXT =1.4V, RREF=10000 Ω
Unit
Bits
Ω
mA
V DC
dB
dB
V
TV External components
An external 10000 ohm precision resistor typical 1% placed between the TV_REXT pin and
GNDAS_REXT sets the full scale DAC current.
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