THS4521 Datasheet, PDF (9/43 Pages) Texas Instruments – VERY LOW POWER, NEGATIVE RAIL INPUT, RAIL-TO-RAIL OUTPUT, FULLY DIFFERENTIAL AMPLIFIER

THS4521
THS4522
THS4524
www.ti.com.................................................................................................................................................... SBOS458B – DECEMBER 2008 – REVISED MAY 2009
TSSOP-38
PIN NO.
NAME
1
PD ₁
2
V_IN1+
3
V_IN1–
4
V_OCM1
5
V_S–
6
PD ₂
7
V_IN2+
8
V_IN2–
9
V_OCM2
10
V_S–
11
PD ₃
12
V_IN3+
13
V_IN3–
14
V_OCM3
15
V_S–
16
PD ₄
17
V_IN4+
18
V_IN4–
19
V_OCM4
20
V_S4+
21
V_OUT4+
22
V_OUT4–
23
V_S–
24
V_S–
25
V_S3+
26
V_OUT3+
27
V_OUT3–
28
V_S–
29
V_S–
30
V_S2+
31
V_OUT2+
32
V_OUT2–
33
V_S–
34
V_S–
35
V_S1+
36
V_OUT1+
37
V_OUT1–
38
V_S–
TERMINAL FUNCTIONS: THS4524
DESCRIPTION
Power down 1. PD = logic low puts channel into low-power mode. PD = logic high or open for
normal operation.
Noninverting amplifier 1 input
Inverting amplifier 1 input
Common-mode voltage input 1
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Power down 2. PD = logic low puts channel into low-power mode. PD = logic high or open for
normal operation.
Noninverting amplifier 2 input
Inverting amplifier 2 input
Common-mode voltage input 2
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Power down 3. PD = logic low puts channel into low-power mode. PD = logic high or open for
normal operation.
Noninverting amplifier 3 input
Inverting amplifier 3 input
Common-mode voltage input 3
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Power down 4. PD = logic low puts channel into low-power mode. PD = logic high or open for
normal operation.
Noninverting amplifier 4 input
Inverting amplifier 4 input
Common-mode voltage input 4
Amplifier 4 positive power-supply input
Noninverting amplifier 4 output
Inverting amplifier 4 output
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Amplifier 3 positive power-supply input
Noninverting amplifier3 output
Inverting amplifier3 output
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Amplifier 2 positive power-supply input
Noninverting amplifier 2 output
Inverting amplifier 2 output
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
Amplifier 1 positive power-supply input
Noninverting amplifier 1 output
Inverting amplifier 1 output
Negative power-supply input. Note that V_S– is tied together on multi-channel devices.
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Product Folder Link(s): THS4521 THS4522 THS4524