参数资料
型号: MAX9471ETP+T
厂商: Maxim Integrated Products
文件页数: 7/13页
文件大小: 0K
描述: IC MULTI-PURPOSE CLK GEN 20-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 时钟发生器
PLL:
输入: LVCMOS,晶体
输出: LVCMOS
电路数: 1
比率 - 输入:输出: 2:4
差分 - 输入:输出: 无/无
频率 - 最大: 200MHz
除法器/乘法器: 无/无
电源电压: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-WQFN 裸露焊盘
供应商设备封装: 20-TQFN-EP(5x5)
包装: 带卷 (TR)
MAX9471/MAX9472
Multiple-Output Clock Generators with
Dual PLLs and OTP
_______________________________________________________________________________________
3
AC ELECTRICAL CHARACTERISTICS
(VDD = VDDA = +3.0V to +3.6V, TA = -40°C to +25°C. Typical values are at VDD = VDDA = 3.3V, TA = +25°C with fXTL = 27MHz, unless
otherwise noted.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
OUTPUT CLOCKS (CLK1, CLK2)
Minimum Frequency Range
fOUT
fIN = 5MHz to 50MHz
4
MHz
Maximum Frequency Range
fOUT
fIN = 5MHz to 50MHz, CL < 5pF
133
200
MHz
Clock Rise Time
tR
20% to 80% of VDD, CL = 10pF,
fOUT = 74.1758MHz (Figure 5)
1.4
ns
Clock Fall Time
tF
80% to 20% of VDD, CL = 10pF,
fOUT = 74.1758MHz (Figure 5)
1.2
ns
Duty Cycle
fOUT = 74.1758MHz, CL = 10pF42
5058
%
125MHz, CL = 5pF, fIN = 27MHz
26.3
Output Period Jitter
JP
74.1758MHz, CL = 10pF,
fIN = 27MHz
33.6
RMSps
Soft Power-On Time
tFST
SDA from low to high,
fOUT = 71.1758MHz, fIN = 13MHz
(Figure 6)
1ms
Hard Power-On Time
tPO1
(Figure 6)
15
ms
VCXO CLOCKS (CLK3, CLK4)
Crystal Frequency
fXTL
27
MHz
Crystal Accuracy
±30
ppm
Tuning Voltage Range
VTUNE
0.0
3.0
V
VCXO Tuning Range
VTUNE = 0 to 3V, C1 = C2 = 4.0pF
±150
±200
ppm
TUNE Input Impedance
ZTUNE
95
k
Output CLK Accuracy
VTUNE = 1.5V, C1 = C2 = 4.0pF
±50
ppm
Output Duty Cycle
CL = 10pF load, CLK3
40
50
60
%
Output Period Jitter
CL = 10pF
36
RMSps
Output Rise Time
tR
20% to 80% of VDD (Figure 5),
CL = 10pF
1.4
ns
Output Fall Time
tF
80% to 20% of VDD (Figure 5),
CL = 10pF
1.4
ns
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