1 |
SYNCOUT |
Open drain output to synchronize other devices to the 4x-carrier oscillator at XTAL1,2. (8.704 MHz for HVD62) |
2 |
TXIN |
Digital data bit stream to driver. |
3 |
VL |
Logic supply voltage for the device. |
4 |
RXOUT |
Digital data bit stream from receiver. |
5 |
DIR |
DIR: Direction control output signal for bus arbitration. DIRSET1 and DIRSET2: Bits to set the duration of DIR DIRSET[2,1]:[L,L]=9.6kbps [L,H]=38.4kbps [H,L]=115kbps [H,H]=Standby Mode |
6 |
DIRSET2 |
7 |
DIRSET1 |
8 |
GND |
Ground |
9 |
RES |
Input voltage to adjust driver output power. Set by external resistors from BIAS pin to GND. |
10 |
BIAS |
Bias voltage output for setting driver output power by external resistors. |
11 |
RXIN |
Modulated input signal to the receiver. |
12 |
TXOUT |
Modulated output signal from the driver. |
13 |
VCC |
Analog supply voltage for the device. |
14 |
XTAL1 |
Crystal oscillator’s IO pins. Connect a 4 x fC crystal between these pins. Or connect XTAL1 to an 8.704 MHz clock and connect XTAL2 to GND. |
15 |
XTAL2 |
16 |
GND |
Ground |
- |
EP |
Exposed pad. Recommended to be connected to ground plane for best thermal conduction. |