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參數(shù)資料
| 型號(hào)： | B9946CA |
| 廠商： | CYPRESS SEMICONDUCTOR CORP |
| 元件分類： | 時(shí)鐘及定時(shí) |
| 英文描述： | 3.3V, 160-MHz, 1:10 Clock Distribution Buffer |
| 中文描述： | 9946 SERIES, LOW SKEW CLOCK DRIVER, 10 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32 |
| 封裝： | TQFP-32 |
| 文件頁數(shù)： | 2/5頁 |
| 文件大小： | 57K |
| 代理商： | B9946CA |
B9946
Document #: 38-07077 Rev. *C
Page 2 of 5
Note:
1.
PD = Internal Pull-Down, PU = Internal Pull-Up.
Pin Description
[1]
Pin
Name
PWR
I/O
I, PU
O
O
O
I, PD
Description
3, 4
26, 28, 30
19, 21, 23
10, 12, 14, 16
5, 6, 7
TCLK(0,1)
QA(2:0)
QB(2:0)
QC(0:3)
DSEL(A:C)
External Reference/Test Clock Input
Clock Outputs
Clock Outputs
Clock Outputs
Divider Select Inputs. When HIGH, selects
÷
2 input divider. When
LOW, selects
÷
1 input divider.
TCLK Select Input. When LOW, TCLK0 clock is selected and when
HIGH TCLK1 is selected.
Output Enable Input. When asserted LOW, the outputs are enabled
and when asserted HIGH, internal flip-flops are reset and the out-
puts are three-stated.
3.3V Power Supply for Output Clock Buffers
VDDC
VDDC
VDDC
1
TCLK_SEL
I, PD
32
MR/OE#
I, PD
9, 13, 17, 18, 22,
25, 29
2
8, 11, 15, 20, 24,
27, 31
VDDC
VDD
VSS
3.3V Power Supply
Common Ground
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| B9947 | 3.3V, 160-MHz, 1:9 Clock Distribution Buffer |
| B9947CA | 3.3V, 160-MHz, 1:9 Clock Distribution Buffer |
| b9s | 0.5A SURFACE MOUNT GLASS PASSIVATED BRIDGE RECTIFIER |
| BA-3G12UW | green chips, which are made from GaP on GaP substrate. |
| BA-3S12UW | red chips, which are made from GaAlAs on GaAs substrate. |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| B9947 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:3.3V, 160-MHz, 1:9 Clock Distribution Buffer |
| B9947CA | 制造商: 功能描述: 制造商:undefined 功能描述: |
| B9948 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:3.3V, 160-MHz, 1:12 Clock Distribution Buffer |
| B9948CA | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TWELVE DISTRIBUTED-OUTPUT CLOCK DRIVER|TQFP|32PIN|PLASTIC |
| B9948L | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:2.5V/3.3V, 160-MHz, 1:12 Clock Distribution Buffer |
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