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): 96/124頁
文件大?。?/td> 988K
代理商: L64777
6-6
Specifications
FTMODE[2:0]
Functional Test Mode Input w/Pulldown
HIGH
GND
Ground
Analog
ICLK
Input Clock
TTL Input
LOW/
HIGH
IDDTN
IDD Test
TTL Input
w/Pullup
LOW
INT_n
Interrupt Request
Open Drain,
Driving Low
4
LOW
IREF1
Reference Current
Input
Analog Input
IREF2
Reference Current
Input
Analog Input
NT_OUT
Nand Tree
Output
4
HIGH
OCLK
VCO Clock Output or
External Clock Input
Bidirectional
LOW/
HIGH
PCLK
Clock Input for PLL
Mode 2
TTL input
HIGH
PLL_MODE[1:0]
Select PLL Mode
Input w/Pulldown
HIGH
PLL_OUT_CS
PLL Current Source
3-state Current
Source
4
3-state
QAM_I
Positive DAC Output
I Channel
Analog Output
QAM_In
NegativeDACOutput
I Channel
Analog Output
QAM_Q
Positive DAC Output
Q Channel
Analog Output
QAM_QN
NegativeDACOutput
Q Channel
Analog Output
RESET_n
Chip Reset
TTL Input
LOW
SB_BASE[1:0]
Serial Bus Base
Address Selector
Input w/Pulldown
HIGH
Table 6.5
L64777 Pin Description Summary (Cont.)
Mnemonic
Description
Type
Drive
(mA)
Active
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