Sharp 28JS-74SS Service Manual page 60

28JS-74S
SDA9380 (IC6006)
Pin Description
Pin No. Name
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
*) The external clock mode can not be used with 18.75, 33.75kHz, 35kHz and 38kHz line frequency.
Type Description
Reference voltage
VREFH IQ
VBLO Q/TTL Vertical blanking output
VREFN IQ Ground for VREFH
Reference current input
VREFC I
DCI I Dark current input for cut off and white level control
VDD(A4) S Analog supply
Y/R 0 I Luminance or R input
U signal or G input
U/G 0 I
V/B 0 I V signal or B input
VSS(A4) S Analog ground
R/Y 1 I First R or Y input for insertion
First G or U input for insertion
G/U 1 I
B/V 1 I First B or V input for insertion
FBL1 I Fast blanking input for RGB1
FBL2 I Fast blanking input for RGB2
Second R input for insertion
R2 I
G2 I Second G input for insertion
B2 I Second B input for insertion
VDD(MC) S Analog supply for RGB output stage
R output
ROUT Q
GOUT Q G output
BOUT Q B output
Blanking signal with H- and color burst component
SCP Q
(V-component selectable by I²C Bus)
Analog ground for RGB output stage
VSS(MC) S
Luminance output for scan velocity modulation circuit
SVM Q
VDD(D) S Digital supply
VSS(D) S Digital ground
Disables softstart
SSD I/TTL
SWITCH Q/TTL Output of an I²C Bus controlled switch (register 00, bit SW)
60