Philips Semiconductors
Digital Video Encoder (ECO-DENC)
Preliminary specification
SAA7124; SAA7125
SYMBOL TYPE
VSSA1
I
VSSA2
I
CUR2
I
res
O
n.c.
−
res
O
n.c.
−
CVBS
O
VDDA5
I
VrefH2
I
VrefL2
I
AP
I
SP
I
VSSD8
I
VDDD8
I
VSSD9
I
VDDD9
I
SCL
I
SDA
I/O
Note
1. V1 devices only.
PIN
PLCC84 LQFP64 QFP80
DESCRIPTION
67
42
55 Analog ground 1 for the DACs.
−
43
− Analog ground 2 for the DACs.
68
44
56 Current input 2 for RGB amplifiers; connect via 15 kΩ resistor
to VDDA.
69
−
57 reserved
70
−
58 not connected
71
−
59 reserved
72
−
60 not connected
73
45
61 Analog output of the CVBS signal.
74
46
62 Analog supply voltage 5 for DACs.
75
47
63 Upper reference voltage 2 input for DACs; connect via 100 nF
capacitor to analog ground.
76
48
64 Lower reference voltage 2 input for DACs; connect to analog
ground.
77
49
65 Test pin. Connected to digital ground for normal operation.
78
50
66 Test pin. Connected to digital ground for normal operation.
79
58
69 digital ground 8
80
54
70 digital supply voltage 8
81
−
74 digital ground 9
82
60
76 digital supply voltage 9
83
55
71 I2C-bus serial clock input.
84
56
72 I2C-bus serial data input/output.
1996 Nov 07
9