参数资料
型号: AD8321ARZ-REEL
厂商: Analog Devices Inc
文件页数: 14/20页
文件大小: 0K
描述: IC LINE DVR CATV 20-SOIC T/R
产品变化通告: AD8321 Discontinuation 02/Mar/2012
标准包装: 1,000
类型: 线路驱动器,发射器
应用: 调制解调器,CATV
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC W
包装: 带卷 (TR)
配用: AD8321-EVAL-ND - BOARD EVAL FOR AD8321
AD8321
LOGIC INPUTS (TTL/CMOS Logic) (DATEN, CLK, SDATA, V
CC = +9 V; Full Temperature Range)
Parameter
Min
Typ
Max
Unit
Logic “1” Voltage
Logic “0” Voltage
Logic “1” Current (VINH = 5 V) CLK, SDATA, DATEN
Logic “0” Current (VINL = 0 V) CLK, SDATA, DATEN
Logic “1” Current (VINH = 5 V) PD
Logic “0” Current (VINL = 0 V) PD
2.1
0
–600
50
–250
5.0
0.8
20
–100
190
–30
V
nA
mA
TIMING REQUIREMENTS (Full Temperature Range, V
CC = +9 V, TR = TF = 4 ns, fCLK = 8 MHz unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
Clock Pulsewidth (TWH)
Clock Period (TC)
Setup Time SDATA vs. Clock (TDS)
Setup Time
DATEN vs. Clock (T
ES)
Hold Time SDATA vs. Clock (TDH)
Hold Time
DATEN vs. Clock (T
EH)
Input Rise and Fall Times, SDATA,
DATEN, Clock (T
R, TF)
16.0
32.0
5.0
15.0
5.0
3.0
10
ns
Specifications subject to change without notice.
TES
VALID DATA WORD G1
MSB. . . .LSB
GAIN TRANSFER (G1)
TDS
TEH
8 CLOCK CYCLES
GAIN TRANSFER (G2)
TOFF
TGS
ANALOG
OUTPUT
SIGNAL AMPLITUDE (p-p)
PD
PEDESTAL
CLK
SDATA
DATEN
TON
TC
TWH
VALID DATA WORD G2
Figure 2. Serial Interface Timing
VALID DATA BIT
MSB
MSB-1
MSB-2
TDS
TDH
SDATA
CLK
Figure 3. SDATA Timing
REV. A
–3–
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