6 Pin Configuration and Functions
THVD1410, THVD1450 Devices
8-Pin D Package (SOIC)
Top View
THVD1410, THVD1450 Devices
8-Pin DGK Package (VSSOP)
Top View
THVD1450 Device
8-Pin DRB Package (VSON)
Top View
Pin Functions
| PIN |
I/O |
DESCRIPTION |
| NAME |
D |
DGK |
DRB |
| A |
6 |
6 |
6 |
Bus input/output |
Bus I/O port, A (complementary to B) |
| B |
7 |
7 |
7 |
Bus input/output |
Bus I/O port, B (complementary to A) |
| D |
4 |
4 |
4 |
Digital input |
Driver data input |
| DE |
3 |
3 |
3 |
Digital input |
Driver enable, active high (2-MΩ internal pull-down) |
| GND |
5 |
5 |
5 |
Ground |
Device ground |
| R |
1 |
1 |
1 |
Digital output |
Receive data output |
| VCC |
8 |
8 |
8 |
Power |
3.3-V to 5-V supply |
| RE |
2 |
2 |
2 |
Digital input |
Receiver enable, active low (2-MΩ internal pull-up) |
| Thermal Pad |
— |
— |
|
I/O |
No electrical connection. Should be connected to GND for optimal thermal performance. |
THVD1451 Device
8-Pin D Package (SOIC)
Top View
THVD1451 Device
8-Pin DRB Package (VSON)
Top View
Pin Functions
| PIN |
I/O |
Description |
| NAME |
D |
DRB |
| A |
8 |
8 |
Bus input |
Bus input, A (complementary to B) |
| B |
7 |
7 |
Bus input |
Bus input, B (complementary to A) |
| D |
3 |
3 |
Digital input |
Driver data input |
| GND |
4 |
4 |
Ground |
Device ground |
| R |
2 |
2 |
Digital output |
Receive data output |
| VCC |
1 |
1 |
Power |
3.3-V to 5-V supply |
| Y |
5 |
5 |
Bus output |
Digital bus output, Y (Complementary to Z) |
| Z |
6 |
6 |
Bus output |
Digital bus output, Z (Complementary to Y) |
| Thermal Pad |
— |
|
I/O |
No electrical connection. Should be connected to GND for optimal thermal performance. |
THVD1452 Device
14-Pin D Package (SOIC)
Top View
NC – No internal connection
THVD1452 Device
10-Pin DGS Package (VSSOP)
Top View
Pin Functions
| PIN |
I/O |
DESCRIPTION |
| NAME |
D |
DGS |
| A |
12 |
9 |
Bus input |
Bus input, A (complementary to B) |
| B |
11 |
8 |
Bus input |
Bus input, B (complementary to A) |
| D |
5 |
4 |
Digital input |
Driver data input |
| DE |
4 |
3 |
Digital input |
Driver enable, active high (2-MΩ internal pull-down) |
| GND |
6, 7(1) |
5 |
Ground |
Device ground |
| NC |
1, 8 |
— |
— |
Internally not connected |
| R |
2 |
1 |
Digital output |
Receive data output |
| VCC |
13, 14(1) |
10 |
Power |
3.3-V to 5-V supply |
| Y |
9 |
6 |
Bus output |
Digital bus output, Y (Complementary to Z) |
| Z |
10 |
7 |
Bus output |
Digital bus output, Z (Complementary to Y) |
| RE |
3 |
2 |
Digital input |
Receiver enable, active low (2-MΩ internal pull-up) |
(1) These pins are internally connected