參數(shù)資料
型號: MT1530
廠商: Electronic Theatre Controls, Inc.
英文描述: UPSTREAM AMPLIFIER
中文描述: 上游放大器
文件頁數(shù): 11/14頁
文件大小: 427K
代理商: MT1530
MT1530 U
PSTREAM
A
MPLIFIER
A
DVANCE
D
ATA
S
HEET
CATV A
PPLICATIONS
DS-00010
Rev 1.2 — December 2000
Page 11 of 14
P
9
TERMINAL CONNECTIONS
Terminal connections for the MT1530 are described in Table 7.
Table 7
Terminal Connections
P
IN
F
UNCTION
/
S
YMBOL
D
ESCRIPTION
1
GND
Ground connection
2
VCC1
+5V Power supply for the input amplifier, variable attenuator, and serial
interface. Bypass to GND1 with a 0.1
μ
F decoupling capacitor as close to
the part as possible.
3
NC
No connect
4
GND1
Ground connection for the input amplifier and variable attenuator
5
VIN+
Positive input to the input amplifier
6
VIN-
Negative input to the input amplifier. Bypass with capacitor if driving
amplifier single-ended.
7
DGND
Ground connection to serial interface
8
CS
Chip select input to serial interface (active low)
9
SDA
Data input to serial interface (active high)
10
SCLK
Clock input to serial interface (positive-edge triggered)
11
NC
No connect
12
SHDN
Shutdown mode input (active low)
13
NC
No connect
14
VCM
Output common-mode bypass. Bypass to GND2 with 0.1
μ
F capacitor.
PA negative output
15
VOUT-
16
VOUT+
PA positive output
17
NC
No connect
18
TXEN
PA output enable input (active high)
19
VCC2
+5V Power supply for PA bias and control circuitry. Bypass to GND2 with a
0.1
μ
F decoupling capacitor as close to the part as possible.
Ground connection for the PA
20
GND2
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