參數(shù)資料
型號: L64777
廠商: LSI CORP
元件分類: 消費家電
英文描述: Digital Video Broadcasting(DVB)-Compliant,quadrature amplitude modulation (QAM)Modulator(數(shù)字視頻廣播系統(tǒng)適配的積分調(diào)幅調(diào)制器)
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP120
封裝: 32 MM, PLASTIC, QFP-120
文件頁數(shù): 95/124頁
文件大?。?/td> 988K
代理商: L64777
Pin Descriptions and Lists
6-5
6.2 Pin Descriptions and Lists
The following subsections provide descriptions for the electrical pins, as
well as numerical and alphabetic listings of all L64777 pins.
6.2.1 L64777 Electrical Pin Descriptions
Table 6.5 summarizes the electrical properties of the pins on the L64777.
The table provides the signal types for both output and input pins, and
the drive capacity for outputs.
Table 6.5
L64777 Pin Description Summary
Mnemonic
Description
Type
Drive
(mA)
Active
AVDD1
Supply for DAC
Analog Input
AVDD2
Supply for DAC
Analog Input
AVSS1
Analog Supply for
DAC
Analog Input
AVSS2
Supply for DAC
Analog Input
COMP1
Compensation
Output for DAC
Analog Output
COMP2
Compensation
Output for DAC
Analog Output
DIG_I[9:0]
Digital I Output
Output
4
HIGH
DIG_Q[9:0]
Digital Q Output
Output
4
HIGH
DIN[7:0]
Data Input
TTL Input
HIGH
DVALIDIN
Data Enable Input
TTL Input
HIGH
ERRORIN
Error Flag Input
TTL Input
LOW
FIFOALARM
FIFO Alarm Output
Output
4
HIGH
FIRSTOUT
Beginning of
Sequence
Output
4
HIGH
FSTARTIN
Frame Start Input
TTL Input
HIGH
FSTARTOUT
Frame Start Output
Output
4
HIGH
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