MH88620BR データシートの表示（PDF） - Mitel Networks
部品番号
コンポーネント説明
メーカー
MH88620BR Datasheet PDF : 14 Pages
| |||
Preliminary Information
MH88620BR
Pin Description (Continued)
Pin # Name
Description
22
23
24
25
26
27
28
29
30
31
32
33
34
35.38
39
40
NC
Z1
Z2
TX
RX
GTX0
GTX1
GRX0
GRX1
NC
NC
NC
SHK
IC
VEE
VDD
No Connection. Reserved.
Line impedance Node 1. Normally connects to Z2. See Fig. 3.
Line impedance Node 2. Normally connects to Z1. See Fig 3.
Transmit (Output). 4-wire (AGND) referenced audio output.
Receive (Input). 4-wire (AGND) referenced audio input.
Transmit Gain Node 0. Connects to GTX1 for 0dB transmit gain.
Transmit Gain Node 1. Connects to a resistor to AGND for transmit gain adjustment.
Receive Gain Node 0. Connects to GRX1 for 0dB gain.
Receive Gain Node 1. Connect to a resistor to AGND for receive gain adjustment.
No Connection. Reserved.
No Connection. Reserved.
No Connection. Reserved.
Off-Hook Indication (Output). A logic low output indicates when the subscriber
equipment has gone Off-Hook.
Internal Connection.
Negative Supply Voltage. -5V dc.
Positive Supply voltage. +5V dc
2-147
Share Link: 