137
AD8195 (F-HDMI : IC871)
AD8195 Terminal Functions
NOTES
1. THE AD8195 LFCSP HAS AN EXPOSED PAD ON THE UNDERSIDE OF
THE PACKAGE THAT AIDS IN HEAT DISSIPATION. THE PAD MUST BE
ELECTRICALLY CONNECTED TO THE AVEE SUPPLY PLANE IN ORDER
TO MEET THERMAL SPECIFICATIONS.
AD8195
TOP VIEW
(Not to Scale)
1IN0
2IP0
3IN1
4IP1
5VTTI
6IN2
7IP2
10AVCC
30 AVCC
29 PE_EN
28 TX_EN
27 AVEE
26 AVCC
25 AVCC
24 AVEE
21 COMP
40 SCL_IN
39 SDA_IN
38 CEC_IN
37 AVEE
36 VREF_IN
35 SCL_OUT
34 SDA_OUT
31 CEC_OUT
11ON0
12OP0
13VTTO
14ON1
15OP1
16AVCC
17ON2
20OP3
9IP3
8IN3
22 AVCC
23 AVCC
19ON3
18OP2
32 AMUXVCC
33 VREF_OUT
PIN 1
INDICATOR
Mnemonic 
IN0 
IP0 
IN1 
IP1 
VTTI 
IN2 
IP2 
IN3 
IP3 
AVCC 
ON0 
OP0 
VTTO 
ON1 
OP1 
ON2 
OP2 
ON3 
OP3 
COMP 
AVEE 
TX_EN 
PE_EN 
CEC_OUT 
AMUXVCC 
VREF_OUT 
SDA_OUT 
SCL_OUT 
VREF_IN 
CEC_IN 
SDA_IN 
SCL_IN 
Type
1
HS I 
HS I 
HS I 
HS I 
Power 
HS I 
HS I 
HS I 
HS I 
Power 
HS O 
HS O 
Power 
HS O 
HS O 
HS O 
HS O 
HS O 
HS O 
Control 
Power 
Control 
Control 
LS I/O 
Power 
Reference 
LS I/O 
LS I/O 
Reference 
LS I/O 
LS I/O 
LS I/O 
  Description 
High Speed Input Complement.  
High Speed Input. 
High Speed Input Complement. 
High Speed Input. 
Input Termination Supply. Nominally connected to AVCC. 
High Speed Input Complement. 
High Speed Input. 
High Speed Input Complement. 
High Speed Input. 
Positive Analog Supply. 3.3 V nominal. 
High Speed Output Complement. 
High Speed Output. 
Output Termination Supply. Nominally connected to AV
CC. 
High 
Speed Output Complement. 
High Speed Output. 
High Speed Output Complement. 
High Speed Output. 
High Speed Output Complement. 
High Speed Output. 
Power-On Compensation Pin. Bypass to ground through a 10 µF capacitor. 
Negative Analog Supply. 0 V nominal. 
High Speed Output Enable Parallel Interface. 
High Speed Preemphasis Enable Parallel Interface. 
CEC Output Side. 
Positive Auxiliary Buffer Supply. 5 V nominal. 
DDC Output Side Pull-Up Reference Voltage. 
DDC Output Side Data Line Input/Output. 
DDC Output Side Clock Line Input/Output. 
DDC Input Side Pull-Up Reference Voltage. 
CEC Input Side. 
DDC Input Side Data Line. 
DDC Input Side Clock Line  
Pin No. 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10, 16, 22, 23, 25, 26, 30 
11 
12 
13 
14 
15 
17 
18 
19 
20 
21 
24,
 27, 37, 
Exposed Pad 
28 
29 
31 
32 
33 
34 
35 
36 
38 
39 
40 
 
1
 HS = high speed, LS = low speed, I = input, and O = output. 
NOTES
1. THE AD8195 LFCSP HAS AN EXPOSED PAD ON THE UNDERSIDE OF
THE PACKAGE THAT AIDS IN HEAT DISSIPATION. THE PAD MUST BE
ELECTRICALLY CONNECTED TO THE AVEE SUPPLY PLANE IN ORDER
TO MEET THERMAL SPECIFICATIONS.
AD8195
TOP VIEW
(Not to Scale)
1IN0
2IP0
3IN1
4IP1
5VTTI
6IN2
7IP2
10AVCC
30 AVCC
29 PE_EN
28 TX_EN
27 AVEE
26 AVCC
25 AVCC
24 AVEE
21 COMP
40 SCL_IN
39 SDA_IN
38 CEC_IN
37 AVEE
36 VREF_IN
35 SCL_OUT
34 SDA_OUT
31 CEC_OUT
11ON0
12OP0
13VTTO
14ON1
15OP1
16AVCC
17ON2
20OP3
9IP3
8IN3
22 AVCC
23 AVCC
19ON3
18OP2
32 AMUXVCC
33 VREF_OUT
PIN 1
INDICATOR
Mnemonic 
IN0 
IP0 
IN1 
IP1 
VTTI 
IN2 
IP2 
IN3 
IP3 
AVCC 
ON0 
OP0 
VTTO 
ON1 
OP1 
ON2 
OP2 
ON3 
OP3 
COMP 
AVEE 
TX_EN 
PE_EN 
CEC_OUT 
AMUXVCC 
VREF_OUT 
SDA_OUT 
SCL_OUT 
VREF_IN 
CEC_IN 
SDA_IN 
SCL_IN 
Type
1
HS I 
HS I 
HS I 
HS I 
Power 
HS I 
HS I 
HS I 
HS I 
Power 
HS O 
HS O 
Power 
HS O 
HS O 
HS O 
HS O 
HS O 
HS O 
Control 
Power 
Control 
Control 
LS I/O 
Power 
Reference 
LS I/O 
LS I/O 
Reference 
LS I/O 
LS I/O 
LS I/O 
  Description 
High Speed Input Complement.  
High Speed Input. 
High Speed Input Complement. 
High Speed Input. 
Input Termination Supply. Nominally connected to AVCC. 
High Speed Input Complement. 
High Speed Input. 
High Speed Input Complement. 
High Speed Input. 
Positive Analog Supply. 3.3 V nominal. 
High Speed Output Complement. 
High Speed Output. 
Output Termination Supply. Nominally connected to AV
CC. 
High 
Speed Output Complement. 
High Speed Output. 
High Speed Output Complement. 
High Speed Output. 
High Speed Output Complement. 
High Speed Output. 
Power-On Compensation Pin. Bypass to ground through a 10 µF capacitor. 
Negative Analog Supply. 0 V nominal. 
High Speed Output Enable Parallel Interface. 
High Speed Preemphasis Enable Parallel Interface. 
CEC Output Side. 
Positive Auxiliary Buffer Supply. 5 V nominal. 
DDC Output Side Pull-Up Reference Voltage. 
DDC Output Side Data Line Input/Output. 
DDC Output Side Clock Line Input/Output. 
DDC Input Side Pull-Up Reference Voltage. 
CEC Input Side. 
DDC Input Side Data Line. 
DDC Input Side Clock Line  
Pin No. 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10, 16, 22, 23, 25, 26, 30 
11 
12 
13 
14 
15 
17 
18 
19 
20 
21 
24,
 27, 37, 
Exposed Pad 
28 
29 
31 
32 
33 
34 
35 
36 
38 
39 
40 
 
1
 HS = high speed, LS = low speed, I = input, and O = output.