參數(shù)資料
型號: AD9547/PCBZ
廠商: Analog Devices Inc
文件頁數(shù): 39/104頁
文件大?。?/td> 0K
描述: BOARD EVALUATION FOR AD9547
設(shè)計資源: AD9547 Schematic
AD9574 BOM
標(biāo)準(zhǔn)包裝: 1
主要目的: 計時,時鐘發(fā)生器
嵌入式:
已用 IC / 零件: AD9547
主要屬性: 2 個差分式或 4 個單端輸入
次要屬性: CMOS,LVPECL 和 LVDS 兼容
已供物品:
AD9547
Data Sheet
Rev. E | Page 4 of 104
SPECIFICATIONS
Minimum and maximum values apply for the full range of supply voltage and operating temperature variation. Typical values apply for
AVDD3 = DVDD3 = 3.3 V, AVDD = DVDD = 1.8 V, TA = 25°C, IDAC = 20 mA (full scale), unless otherwise noted.
SUPPLY VOLTAGE
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DVDD3
3.135
3.30
3.465
V
Pin 7, Pin58
DVDD
1.71
1.80
1.89
V
Pin 1, Pin6, Pin 8, Pin 10, Pin11, Pin 53, Pin 59, Pin 64
AVDD3
3.135
3.30
3.465
V
Pin 16, Pin 33, Pin 43, Pin 49
3.3 V Supply (Typical)
3.135
3.30
3.465
V
Pin 25, Pin 31
1.8 V Supply (Alternative)
1.71
1.80
1.89
V
Pin 25, Pin 31
AVDD
1.71
1.80
1.89
V
Pin17, Pin18, Pin23,Pin28, Pin32, Pin36, Pin39,Pin42, Pin46, Pin50
SUPPLY CURRENT
The test conditions for the maximum supply current are the same as the test conditions for the All Blocks Running section of Table 3. The
test conditions for the typical supply current are the same as the test conditions for the Typical Configuration section of Table 3.
Table 2.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
IDVDD3
1.5
3
mA
Pin 7, Pin58
IDVDD
190
215
mA
Pin 1, Pin6, Pin 8, Pin 10, Pin11, Pin 53, Pin 59, Pin 64
IAVDD3
52
70
mA
Pin 16, Pin 33, Pin 43, Pin 49
3.3 V Supply (Typical)
24
55
mA
Pin 25, Pin 31
1.8 V Supply (Alternative)
24
55
mA
Pin 25, Pin 31
IAVDD
135
150
mA
Pin17, Pin18, Pin23,Pin28, Pin32, Pin36, Pin39,Pin42, Pin46, Pin50
POWER DISSIPATION
Table 3.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
TYPICAL CONFIGURATION
800
1100
mW
fSYSCLK = 20 MHz1; fS = 1 GHz2; fDDS = 122.88 MHz3; one LVPECL clock
distributionoutput running at 122.88 MHz (all others powered
down); one input reference running at 100 MHz (all others
powereddown)
ALL BLOCKS RUNNING
900
1250
mW
fSYSCLK = 20 MHz1; fS = 1 GHz2; fDDS = 399 MHz3; all clock distribution
outputs configured as LVPECL at 399 MHz; all input references
configured as differential at 100 MHz; fractional-N active (R = 10,
S = 39, U = 9, V = 10)
FULL POWER-DOWN
13
mW
Conditions = typical configuration; no external pull-up or pull-
down resistors
INCREMENTAL POWER DISSIPATION
Conditions = typical configuration; table values show the change
in power due to the indicated operation
SYSCLK PLL Off
105
mW
fSYSCLK = 1 GHz1; high frequency direct input mode
Input Reference On
Differential
7
mW
Single-Ended
13
mW
Output DistributionDriver On
LVDS
70
mW
LVPECL
75
mW
CMOS
65
mW
Single 3.3 V CMOS output with a 10 pF load
1
fSYSCLK is the frequencyat the SYSCLKP and SYSCLKN pins.
2
fS is the sample rate of the output DAC.
3
fDDS is the output frequency of the DDS.
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