tda9981ahl/8/c1xx NXP Semiconductors, tda9981ahl/8/c1xx Datasheet - Page 4

• Manufacturer Part Number: tda9981ahl/8/c1xx
• Description: Hdmi Transmitter Up To 150 Mhz Pixel Rate With 3 ? 8-bit Video Inputs And 4 ? I 2s-bus With S/pdif
• Manufacturer: NXP Semiconductors

Fig 1.
(1) Block can be bypassed.
HSYNC/HREF
VSYNC/VREF
AP7 to AP0
DE/FREF
VPA[7:0]
VPB[7:0]
VPC[7:0]
Block diagram
ACLK
VCLK
HPD
18
4 to 11
12
68 to 70,
75 to 79
57 and 58,
61 to 65,
67
49 to 56
2
1
80
66
MANAGEMENT
INFORMATION
PROCESSING
FRAMES AND
PROCESSOR
PACKETS
AUDIO
VIDEO
INPUT
HPD
ITU656 or ITU656-like
YC
B
C
R
4 : 2 : 2
PACKET
ISLAND
RST_N
RESET
V
HARD
DATA
SSD
14, 47,
72
42
YC
V
B
PP
3
C
3
VIDEO PROCESSING
RGB
R
V
8-bit
4 : 4 : 4
V
DDD(3V3)
SSC
15, 60,
73
13, 48,
71
UPSAMPLING
V
or 1
DDC(1V8)
4 : 4 : 4
2
4 : 2 : 2
FROM
TO
16, 45,
59, 74
V
12-bit
V
12-bit
DDA( FRO_3V3)
SSA(FRO_3V3)
(1)
23
22
V
DDH(3V3)
28, 34
V
DDA(PLL_3V3)
CONVERTER
RGB TO YUV
YUV TO RGB
V
(4 : 4 : 4)
SSA(PLL_3V3)
COLOR
SPACE
38
39
(1)
I2C_SCL
V
43
SSH
DOWNSAMPLING
25, 31,
37
4 : 2 : 2
I2C_SDA
4 : 4 : 4
FROM
TO
V
SSA(PLL_1V8)
44
(1)
46
I
A0
2
SLAVE
C-BUS
41
A1
40
MEMORY
HDCP
KEYS
OTP
TM
21
GENERATION
TDA9981A
SERIALIZER
EXT_SWING
DDC-BUS
HDMI
IRQ
24
20
19
17
27
26
30
29
33
32
36
35
001aah914
DDC_SCL
DDC_SDA
INT
TXC+
TXC
TX0+
TX0
TX1+
TX1
TX2+
TX2