参数资料
型号: ICS870931ARI-01LF
厂商: IDT, Integrated Device Technology Inc
文件页数: 9/13页
文件大小: 0K
描述: IC CLK GENERATOR LVCMOS 20QSOP
标准包装: 55
系列: HiPerClockS™
类型: *
PLL: 带旁路
输入: LVCMOS,LVTTL
输出: LVCMOS,LVTTL
电路数: 1
比率 - 输入:输出: 1:6
差分 - 输入:输出: 无/无
频率 - 最大: 80MHz
除法器/乘法器: 是/是
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-SSOP(0.154",3.90mm 宽)
供应商设备封装: 20-QSOP
包装: 管件
ICS870931ARI-01 REVISION A JUNE 11, 2009
5
2009 Integrated Device Technology, Inc.
ICS870931I-01 Data Sheet
LVCMOS CLOCK GENERATOR
Table 5. AC Electrical Characteristics, VDD = AVDD = 3.3V ± 0.3V, TA = -40°C to 85°C
NOTE: Electrical parameters are guaranteed over the specified ambient operating temperature range, which is established when the device is
mounted in a test socket with maintained transverse airflow greater than 500 lfpm. The device will meet specifications after thermal equilibrium
has been reached under these conditions.
NOTE 1: Defined as skew between outputs at the same supply voltage and with equal load conditions. Measured at VDD/2.
NOTE 2: This parameter is defined in accordance with JEDEC Standard 65.
NOTE 3: Measured between coincident rising output edges of Q0:Q4 and Q/2.
NOTE 4: Defined as the time difference between the input reference clock and the average feedback input signal when the PLL is locked and
the input reference frequency is stable.
NOTE 5: These parameters are guaranteed by characterization. Not tested in production.
Symbol
Parameter
Test Conditions
Minimum
Typical
Maximum
Units
fREF
SYNC Input Reference
Frequency
Feedback of Q0:Q4, FREQ_SEL = 0
5
40
MHz
Feedback of Q0:Q4, FREQ_SEL = 1
10
80
MHz
Feedback of Q/2, FREQ_SEL = 0
2.5
20
MHz
Feedback of Q/2, FREQ_SEL = 1
5
40
MHz
fOUT
Output Frequency
Q0-Q4
80
MHz
Q/2
40
MHz
idc
Input Duty Cycle
SYNC
25
75
%
tR / tF
Input Rise/ Fall Time
SYNC
3
ns
tsk(o)
Output Skew; NOTE 1, 2, 3
Rising edges of Q0:Q4 and Q/2
300
ps
Output Skew; NOTE 1, 2, 3
Falling edges of Q0:Q4
300
ps
tPW
Output
Pulse Width
Q0:Q4
80MHz
tPERIOD/2 - 0.5
tPERIOD/2 + 0.5
ns
Q/2
40MHz
tPERIOD/2 - 0.4
tPERIOD/2 + 0.4
ns
tjit(cc)
Cycle-to-Cycle Jitter
Feedback = Q
320
ps
Feedback = Q/2
530
ps
t
(φ)
Static Phase
Offset, (SYNC to
FEEDBACK
delay); NOTE 2, 4
Q0:Q4
80MHz
-500
500
ps
tPZL
Output Enable
Time; NOTE 5
OE/nRST
Low-to-High
14
ns
tPHZ,
tPLZ
Output Disable
Time; NOTE 5
OE/nRST
High-to-Low
14
ns
tR / tF
Output
Rise/ Fall Time
Q0:Q4,
Q/2
0.8V – 2.0V
0.2
2
ns
tLOCK
PLL Lock Time
10
ms
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