LMH6401_16 Datasheet, PDF (4/48 Pages) Texas Instruments – LMH6401 DC to 4.5 GHz, Fully-Differential, Digital Variable-Gain Amplifier

LMH6401
SBOS730A – APRIL 2015 – REVISED MAY 2015
6 Pin Configuration and Functions
RMZ Package
UQFN-16
Top View
VS-
CS
SCLK
VS+
16
15
14
13
SDI 1
INP 2
INM 3
SDO ₄
1-dB Attenuator Steps
0 dB to 32 dB
12 ^GND
10 Ÿ
Av = 26 dB
10 Ÿ
11 OUTP
10 OUTM
9 GND
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
PIN
NAME
SDI
INP
INM
SDO
VS–
PD
VOCM
VS+
GND
OUTM
OUTP
GND
VS+
SCLK
CS
VS–
5
6
7
8
VS-
PD
VOCM
VS+
Pin Functions
FUNCTION DESCRIPTION
Input
Input
Input
Output
Power
Input
Input
Power
Power
Output
Output
Power
Power
Input
Input
Power
Serial interface input data
Positive input pin
Negative input pin
Serial interface output data
Negative supply voltage
Power-down pin.
0 = amplifier enabled, 1 = amplifier disabled
Input pin to set amplifier output common-mode voltage
Positive supply voltage
Ground
Negative output pin
Positive output pin
Ground
Positive supply voltage
Serial interface clock
Chip select
Negative supply voltage
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