
July 1994
5
Philips Semiconductors
Preliminary specification
Back END IC
SAA7158
U1-4/UV1-0
U1-5/UV1-1
U1-6/UV1-2
U1-7/UV1-3
Y1-0
Y1-1
Y1-2
Y1-3
Y1-4
Y1-5
Y1-6
Y1-7
V
SUB
RFHY
RFLY
RFLC
RFHC
V
DDA4
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
input
input
input
input
input
input
input
input
input
input
input
input
analog ground
analog input
analog input
analog input
analog input
analog supply
U data, bit 4 in 4:4:4; UV data first memory, bit 0
U data, bit 5 in 4:4:4; UV data first memory, bit 1
U data, bit 6 in 4:4:4; UV data first memory, bit 2
U data, bit 7 in 4:4:4; UV data first memory, bit 3
Y data first memory, bit 0
Y data first memory, bit 1
Y data first memory, bit 2
Y data first memory, bit 3
Y data first memory, bit 4
Y data first memory, bit 5
Y data first memory, bit 6
Y data first memory, bit 7
substrate pin; connect to analog ground (V
SSA
)
connect C = 100 nF to analog ground (V
SSA
)
connect to analog ground (V
SSA
)
connect to analog ground (V
SSA
)
connect C = 100 nF to analog ground (V
SSA
)
analog supply voltage for reference ladders of the three DA
converters and for current sources of the output buffers
current input for analog output buffers (0.4 mA from V
DDA4
= 5 V);
connect with R = 15 k
analog supply voltage for output buffer AY
analog luminance Y output
analog ground for output buffer AY
analog supply voltage for output buffer AU
analog (B-Y) or
(B-Y) output
analog ground for output buffer AU
analog ground for output buffer AV
analog (R-Y) or
(R-Y) output
analog supply voltage for output buffer AV
CUR
59
analog input
V
DDA3
AY
V
SSA3
V
DDA2
AU
V
SSA2
V
SSA1
AV
V
DDA1
60
61
62
63
64
65
66
67
68
analog supply
analog output
analog ground
analog supply
analog output
analog ground
analog ground
analog output
supply
SYMBOL
PIN
TYPE
DESCRIPTION