参数资料
型号: AD9548BCPZ
厂商: Analog Devices Inc
文件页数: 102/112页
文件大小: 0K
描述: IC CLOCK GEN/SYNCHRONIZR 88LFCSP
产品变化通告: AD9548 Mask Change 20/Oct/2010
标准包装: 1
类型: 时钟/频率发生器,同步器
PLL:
主要目的: 以太网,SONET/SDH,Stratum
输入: CMOS,LVDS,LVPECL
输出: CMOS,LVDS,LVPECL
电路数: 1
比率 - 输入:输出: 1:1
差分 - 输入:输出: 是/是
频率 - 最大: 750kHz
电源电压: 1.71 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 88-VFQFN 裸露焊盘,CSP
供应商设备封装: 88-LFCSP-VQ(12x12)
包装: 托盘
Data Sheet
AD9548
Rev. E | Page 9 of 112
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
Rise/Fall Time1 (20% to 80%)
10 pF load
3.3 V Supply
Strong Drive Strength Setting
0.5
2
ns
Weak Drive Strength Setting
8
14.5
ns
1.8 V Supply
1.5
2.5
ns
Duty Cycle
40
60
%
10 pF load
Output Voltage High (VOH)
Output driver static; strong drive strength
setting
AVDD3 = 3.3 V, IOH = 10 mA
2.6
V
AVDD3 = 3.3 V, IOH = 1 mA
2.9
V
AVDD3 = 1.8 V, IOH = 1 mA
1.5
V
Output Voltage Low (VOL)
Output driver static; strong drive strength
setting
AVDD3 = 3.3 V, IOL = 10 mA
0.3
V
AVDD3 = 3.3 V, IOL = 1 mA
0.1
V
AVDD3 = 1.8 V, IOL = 1 mA
0.1
V
OUTPUT TIMING SKEW
10 pF load
Between LVPECL Outputs
14
125
ps
Rising edge only; any divide value
Between LVDS Outputs
13
138
ps
Rising edge only; any divide value
Between CMOS 3.3 V Outputs
Strong Drive Strength Setting
23
240
ps
Weak Drive Strength Setting
24
ps
Between CMOS 1.8 V Outputs
40
ps
Weak drive not supported at 1.8 V
Between LVPECL Outputs and LVDS
Outputs
14
140
ps
Between LVPECL Outputs and CMOS
Outputs
19
ps
ZERO-DELAY TIMING SKEW
±5
ns
Output relative to active input reference;
output distribution synchronization to
active reference feature enabled; assumes
manual phase offset compensation of
deterministic latency
1
The listed values are for the slower edge (rise or fall).
DAC OUTPUT CHARACTERISTICS (DACOUTP/DACOUTN)
Table 12.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DAC OUTPUT CHARACTERISTICS
(DACOUTP/DACOUTN)
Frequency Range
62.5
450
MHz
Output Offset Voltage
15
mV
This is the single-ended voltage at
either DAC output pin (no external
load) when the internal DAC code
implies that no current is delivered
to that pin.
Voltage Compliance Range
VSS 0.5
0.5
VSS + 0.5
V
Output Resistance
50
Single-ended, each pin has an
internal 50 termination to VSS.
Output Capacitance
5
pF
Full-Scale Output Current
20
mA
Programmable (8 mA to 31 mA; see
the DAC Output section).
Gain Error
12
+12
% FS
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