ISL1536_14 Datasheet, PDF (2/9 Pages) Intersil Corporation – Dual Channel Central Office ADSL2+ Line Driver

Block Diagram
ISL1536
INA
VBAB
INB
INC
VBCD
IND
VS+
50kΩ
50kΩ
VS-
7.5kΩ
2RG
800Ω
7.5kΩ
+- _A
RF
4.8kΩ
RF
+- ^B4.8kΩ
VS+
50kΩ
50kΩ
VS-
7.5kΩ
2RG
800Ω
7.5kΩ
+- _C
RF
4.8kΩ
RF
+- ^D4.8kΩ
LOGIC
CONTROL
LOGIC
CONTROL
OUTA
OUTB
OUTC
OUTD
Pin Descriptions
16 LD QFN
1
2
3
4
5
6
7
8
PIN NAME
INA
INB
GND
INC
IND
VBCD
DISCD
VS-
9
OUTD
10
OUTC
11
NC
12
OUTB
13
OUTA
14
VS+
15
DISAB
16
VBAB
FUNCTION
Amplifier A input
Amplifier B input
Ground connection
Amplifier C input
Amplifier D input
Voltage bias for amplifier C, D
Enable/disable amplifiers C, D (DSL Channel #2)
Negative supply
Amplifier D output
Amplifier C output
No internal connection. Connect to GND on PCB.
Amplifier B output
Amplifier A output
Positive supply
Enable/disable amplifiers A, B (DSL Channel #1).
Voltage bias for amplifier A, B
2
FN6508.4
February 15, 2013