AD8155 查看數據表（PDF） - Analog Devices
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AD8155 Datasheet PDF : 36 Pages
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
AD8155
SEL4G 1
VEE 2
VTTO 3
ON_A1 4
OP_A1 5
VCC 6
ON_A0 7
OP_A0 8
VTTI 9
IN_A1 10
IP_A1 11
VCC 12
IN_A0 13
IP_A0 14
VEE 15
DVCC 16
PIN 1
INDICATOR
AD8155
TOP VIEW
(Not to Scale)
NC = NO CONNECT
48 LB_C
47 VEE
46 OP_C0
45 ON_C0
44 VCC
43 OP_C1
42 ON_C1
41 VTTO
40 VCC
39 IP_B0
38 IN_B0
37 VCC
36 IP_B1
35 IN_B1
34 VTTI
33 VEE
NOTES
1. NC = NO CONNECT.
2. THE EXPOSED PAD ON THE BOTTOM OF THE PACKAGE MUST BE
ELECTRICALLY CONNECTED TO VEE.
Figure 3. Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
1
2, 15, 29, 33, 47, ePAD
3, 23, 41
4
5
6, 12, 26, 37, 40, 44, 55, 59
7
8
9, 34, 56
10
11
13
14
16
17
18
19
20
21
22
24
25
27
28
Mnemonic
SEL4G
VEE
VTTO
ON_A1
OP_A1
VCC
ON_A0
OP_A0
VTTI
IN_A1
IP_A1
IN_A0
IP_A0
DVCC
SCL
SDA
I2C_A0
I2C_A1
I2C_A2
RESET
ON_B1
OP_B1
ON_B0
OP_B0
Type
Control
Power
Power
Output
Output
Power
Output
Output
Power
Input
Input
Input
Input
Power
Control
Control
Control
Control
Control
Control
Output
Output
Output
Output
Description
Set Transmitter for Low Speed PE, Active High.
Negative Supply. The exposed pad on the bottom of the
package must be electrically connected to VEE.
Port A, Port B, and Port C Output Termination Supply.
High Speed Output Complement.
High Speed Output.
Positive Supply.
High Speed Output Complement.
High Speed Output.
Port A, Port B, and Port C Input Termination Supply.
High Speed Input Complement.
High Speed Input.
High Speed Input Complement.
High Speed Input.
Digital Power Supply.
I2C Clock Input.
I2C Data Input/Output.
I2C Address Input (LSB).
I2C Address Input.
I2C Address Input (MSB).
Device Reset, Active Low.
High Speed Output Complement.
High Speed Output.
High Speed Output Complement.
High Speed Output.
Rev. 0 | Page 7 of 36
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