THS6226 Datasheet, PDF (6/20 Pages) Texas Instruments – Gated-Class H, Dual-Port VDSL2 Line Driver

THS6226
SBOS499B – JANUARY 2011 – REVISED FEBRUARY 2011
NAME
GND
IND
INC
DATA
CLK
INB
INA
GND
V_{H_EN}AB
VLL_AB
CAPL_AB
GND
V_SAB
V_SAB
CAPH_AB
VHH_AB
OUTA
FB_A
FB_B
OUTB
OUTC
FB_C
FB_D
OUTD
VHH_CD
CAPH_CD
V_SCD
V_SCD
GND
CAPL_CD
VLL_CD
V_{H_EN}CD
PIN DESCRIPTIONS
PIN
DESCRIPTION
1
Analog ground
2
Input D of amplifier CD
3
Input C of amplifier CD
4
Serial interface data pin
5
Serial interface CLK pin
6
Input B of amplifier AB
7
Input A of amplifier AB
8
Analog ground
9
Class H mode control pin for amplifier AB
10
Amplifier AB low pump supply
11
Amplifier AB negative voltage pump capacitor pin
12
Analog ground
13
Amplifier AB supply voltage
14
Amplifier AB supply voltage
15
Amplifier AB positive voltage pump capacitor pin
16
Amplifier AB high pump supply
17
Output A of amplifier AB
18
Feedback for active output impedance of amplifier AB
19
Feedback for active output impedance of amplifier AB
20
Output B of amplifier AB
21
Output C of amplifier CD
22
Feedback for active output impedance of amplifier CD
23
Feedback for active output impedance of amplifier CD
24
Output D of amplifier CD
25
Amplifier CD high pump supply
26
Amplifier CD positive voltage pump capacitor pin
27
Amplifier CD supply voltage
28
Amplifier CD supply voltage
29
Analog ground
30
Amplifier CD negative voltage pump capacitor pin
31
Amplifier CD low pump supply
32
Class H mode control pin for amplifier CD
TIMING CHARACTERISTICS
CLK
DATA
1 2 3 4 5 6 7 8 9 10 11 12
t_CL
t_HOLD
t_SETUP
Figure 1. Serial Interface Timing
t_SETUP
t_HOLD
t_CL
PARAMETER
DESCRIPTION
Setup time
Hold time
Clock period
THS6226
MIN
3
0.5 × t_CL + 6ns
200
MAX
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UNITS
ns
ns
ns
6
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